compounds are formed as a result of

The substances described in the preceding discussion are composed of molecules that are electrically neutral; that is, the number of positively-charged protons in the nucleus is equal to the number of negatively-charged electrons. In the first example, how was it determined that Barium and Sodium are the cations? Add \(\ce{Pb(SO4)2}\). For the purpose of this lab, my group and I experimented using different . a. true EXPERIMENT 10: Precipitation Reactions - HCC Learning Web physical change is a change in which no new substance is formed; a When the moon from the mighty boosh says that he licked the suns back when it passed by him in orbit once was he for real? d. only northern federalists attended the convention; southern federalists disagreed with the hartford resolutions, fracturing and weakening the party? notice, the -ate and -ite ending is designated for polyatomic ions and the -ide ending is designated for monatomic ions. For example, when an acid-base neutralization reaction occurs and water and a salt is formed, what are the characteristics of the salt formed that makes it a salt? What is the formula for the ionic compound that forms when the calcium ion reacts with the oxide ion? The smallest part of an substance that has all the physical and chemical properties of that substance. When a Ca(OH)2 solution has a concentration of 0.02335 mol/L at the said temperature, a saturated solution is formed. By convention, assume that there is only one atom if a subscript is not present. b. false. What compounds are formed as a result of? To better understand what a chemical formula means, we must consider how an ionic compound is constructed from its ions. Ionic bonds form between two atoms that have different electronegativity values.Because the ability to attract electrons is so different between the atoms, it's like one atom donates its electron to the other atom in the chemical bond. They can be expressed in terms of fraction or percent, in terms of moles or mass for a given mole, mass or volume of solution. a. walden In 1778, the focus of the war shifted: select one: a. from minor skirmishes of fewer than a hundred men to major battles, each involving thousands of soldiers. When a meteor hits the Earth it may form this? Carbon - Compounds, Allotropes, Uses | Britannica Ionic Compound Formula and the Principle of Charge Neutrality: Relate the stability of ionic compounds to Coulombs Law, Recognize that metals lose electrons to form cations and that nonmetals gain electrons to form anions. The hardest part of identifying a neutralization reaction is recognizing that you have an acid and a base for the reactants. Conversely, ions that contain more electrons than protons have a net negative charge and are called anions. Hence, option B is correct. d.anther? Wiki User . What compounds are formed as a result of? - Answers Chemical compound | Definition, Examples, & Types | Britannica Identify the bond types between the carbon and the two oxygen Atoms in the carbon dioxide molecule. b. civil disobedience The remaining polyatomic ions are all negatively-charged and, therefore, are classified as anions. changes is whether new substances are formed. 21-79-00154 from the Russian Science Foundation; https://rscf.ru/project/21-79-00154/. So, +2 charge. b. understand the strategies of the competitors. When we name monatomic cations ions that form only on charge like those in Groups 1A-3A, we simply identify the name of the element followed by the word ion. Below is a list of polyatomic ions that you will be required to know. While both the nitrate ion and the sulfate ion share an "-ate" suffix, the former contains three oxygens, but the latter contains four. a. gain electrons when they form ions 3.5: Formation of Ions and Ionic Compounds - Chemistry LibreTexts Coulomb's law is often called an inverse square law, as the force decreases as a function of the square of the distance between the two particles. Beware that this must be the lowest whole # ratio of cation to anion. He, Effect of mechanical alloying on structure and property of Ni3Al by spark plasma sintering, Powder Metall., 51, 227230 (2008); https://doi.org/10.1179/174329007X223910. Select one: We will need two nitrate ions to balance the charge on each calcium ion. Fizicheskaya, No. These molecules are not compounds. The solvent for a double replacement reaction is usually water, and the reactants and products are usually ionic compoundsbut they can also be acids or bases. Why do the chemical formulas for some ionic compounds contain subscripts, while others do not. Direct link to Chris's post This may be an obvious qu, Posted 7 years ago. L. I. Shevtsova, Structure and mechanical properties of intermetallic Ni3Al compound obtained using spark plasma sintering technology of mechanically activated NiAl powder mixture, Obrabotka Metallov (Tekhnol., Oborud., Tools), No. B. Compounds are formed as a result of A. Physical combination B. Chemical A. Bazyleva, D. Ye. nitride ion. \(Ca^{2+}\) and \(O^{2-}\). J. R. Groza and A. Zavaliangos, Nanostructured bulk solids by field activated sintering, Rev. YouTube video describing formation of sodium chloride, table salt. In an addition reaction to an alkene the pi bond plays the role of. This study was sponsored by grant No. The charge of the transition metals is not as easily determined as the main group elements. RAN, Ser. One reaction that destroys o3 molecules in the stratosphere is when an ozone molecule combines with an oxygen atom to form two oxygen molecules, or through certain chemical reactions involving molecules containing hydrogen, nitrogen, chlorine, or bromine atoms. Now the positive and negative charges are balanced. CAS A) \(\ce{Sr^{2+}}\). Chemical bonds | Chemistry of life | Biology (article) | Khan Academy Mater. (Remember that the convention for writing formulas for ionic compounds is not to include the ionic charge.) 2.6: Writing Formulas for Ionic Compounds - Chemistry LibreTexts Direct link to Ryan W's post You have to apply the rul, Posted 5 years ago. The formula of an ionic compound represents the lowest whole number ratio of cations to anions, it is as simple as that. What does a dream of crashing planets mean? They are double replacement reactions followed by decomposition. It is not an ionic compound; it belongs to the category of covalent compounds discuss elsewhere. Science has long recognized that blood and seawater have similar compositions. Direct link to Austin, Sarah's post How do you know that Fe h, Posted 6 years ago. For compounds in which the ratio of ions is not as obvious, the subscripts in the formula can be obtained by crossing charges: use the absolute value of the charge on one ion as the subscript for the other ion. Compounds are written with chemical formulas involving the atomic symbol of each atom or molecule that consists of a given compound. Although both of these ions have higher charges than the ions in lithium bromide, they still balance each other in a one-to-one ratio. A cation is formed when a metal ion loses a valence electron while an anion is formed when a non-metal gains a valence electron. Is there a list or set of rules that chemists memorize? As you may have inferred, the position of the main group non-metal on the periodic table can also be used to predict its charge. Lab Report 6 - Experiment 8 Lab Report 6: Introduction: Compounds are If the compound was not neutral, but had more cations, or more anions, the like/like repulsive forces would be larger and the material would become unstable and break apart. By convention, the lowest whole-number ratio of the ions is used in ionic formulas. Diatomic molecules, heteronuclear diatomic molecule, Oxygen molecule. Anyone you share the following link with will be able to read this content: Sorry, a shareable link is not currently available for this article. How are compounds formed? | Socratic Rubidium will change from 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6 5s^1 to 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6because it loses the last electron. The rule for constructing formulas for ionic compounds containing polyatomic ions is the same as for formulas containing monatomic (single-atom) ions: the positive and negative charges must balance. Direct link to yuki's post It is because we know tha, Posted 8 years ago. One reaction that destroys o3 molecules in the stratosphere is. As you can see, there are no individual \(\ce{NaCl}\) particles in the array; instead, there is a continuous lattice of alternating sodium and chloride ions. These compounds are called products of the reaction. To log in and use all the features of Khan Academy, please enable JavaScript in your browser. We can also include that information in our equation by adding the symbol, We arent quite done yet, though. So, 6-8 = -2. An aqueous neutralization reaction generally produces water and a new ionic compound, also called a salt. The formula \(\ce{Mg2Cl4}\) has balanced charges with the ions in a 1:2 ratio, but it is not the lowest whole number ratio. By sharing the electron densities atoms can achieve greater stability in combined electron configurations. If we check our solubility rules, we see that barium sulfate is insoluble and should precipitate out of solution. Solution The correct option is D benzoic acid Suggest Corrections 6 Similar questions Q. Cl2 CH2=CHCHCI CH2=CHCH,CHCH=CH2 All can be formed in chain-termination steps. If a product isn't on the chart, assume that it is aqueous. N. Kablov, O. G. Ospennikova, and O. Which compounds would you predict to be ionic? What is the name of the equations which produce salt water and carbon dioxide? We will need two potassium ions to balance the charge on the sulfate ion, so the proper chemical formula is \(\ce{K_2SO_4}\). *Note: there seems to be a "typo"in the given problem. C) \(\ce{P^{3-}}\). What is a compound in chemistry? - TechTarget 6 Which is an example of a monosaccharide compound? They are not malleable or soft. Recognize polyatomic ions in chemical formulas. 7. formed ! Ionic Bonding - an overview | ScienceDirect Topics Direct link to Ramzi's post Barium and Sodium are bot. Furthermore, some of the enzymes involved in the so-called dark reactions . Direct link to Ernest Zinck's post They are double replaceme, Posted 6 years ago. An element B. As your study of chemistry continues, you will find that sometimes chemists write molecular formulas in different ways. M. A. Korchagin, V. Yu. The compound formed as a result of oxidation of ethyl benzene by KM nO4 is: Q. Dissolving is a physical N. A. Nochevnaya, O. N. Masahashi, Physical and mechanical properties in Ni3Al with and without boron, Mater Science and Engineering A, 223, 4253 (1997); https://doi.org/10.1016/S0921-5093(96)10470-6. Chlorine does not exist as a diatomic element in this compound. A large amount of energy is required to transfer the electrons from the sodium to the . Alternatively, use the crossing charges method shown in Figure 3.3.2. Calcium ions have a charge of 2+, while nitrate ions have a charge of 1. The compound formed as a result of oxidation of ethyl benzene - Toppr The paper described the structure and mechanical properties of nickel aluminide (Ni3Al) obtained by spark plasma sintering of the two compositions of nickel and aluminum powder mixtures with and without the addition of 0.1 wt.% boron, as well as with and without mechanical activation of such mixtures. Polyatomic ions have defined formulas, names, and charges that cannot be modified in any way. The charge of main group elements can be determined by the group number with the "A" designation. When you're predicting the products of the reactions, like in the example, how can you recognize that as double replacement and not synthesis or something else? https://doi.org/10.1007/s11015-022-01273-7, DOI: https://doi.org/10.1007/s11015-022-01273-7. Federal State Budgetary Educational Institution of Higher Education Novosibirsk State Technical University, Novosibirsk, Russia, Federal State Budgetary Institution of Science Institute of Solid State Chemistry and Mechanochemistry, Russian Academy of Sciences, Siberian branch, Novosibirsk, Russia, Federal State Budgetary Institution of Science M. In the above video sodium with 11 electrons gave an electron to chlorine, forming the \(\ce{Na^{+}}\) cation and the \(\ce{Cl^{-}}\)anion, which then formed the crystal table salt NaCl. SP2, 1319 (2011). Products During a chemical reaction, the ____ change into ____. In the denominator is the distance between the charges, and so the larger the distance, the weaker the interaction. Write the molecular equation, including designations of state solutions, for solid (s), for liquid (l), and for dissolved compounds or ions (aq). Finally, the proper formula for an ionic compound always has a net zero charge, meaning the total positive charge must equal the total negative charge. Article If it is an element and a compound it is single, if it has O2 in the reactants and produces H2O and CO2 then its combustion. The insoluble product compound is called the. b. has exhibited centration. We also acknowledge previous National Science Foundation support under grant numbers 1246120, 1525057, and 1413739. c. put the guiding policies of a firm into practice. d. varies unpredictably. Have a great day! Both compounds are white solids that can be dissolved in water to make clear, colorless solutions. Throwing these metals down the drain would be hazardous and careless. Sodium is a metal, and oxygen is a nonmetal; therefore, \(\ce{Na2O}\) is expected to be ionic. Leave insoluble substances alone. PubMedGoogle Scholar. If you're seeing this message, it means we're having trouble loading external resources on our website. b. patents should be revoked so that all can share the benefits of new technology. Which compounds would you predict to be ionic? In this article we are only writing out the molecular equation, but you probably want to be familiar with writing the other forms of the equation as well. Our reaction is not balanced since we have unequal numbers of hydrogens and oxygens on both sides of the arrow. c. all have ions with a 1mc040-1.jpg charge what would have to be the situation in which there would be no possible reaction in a double displacement ? Compounds are formed as a result of physical or chemical change? By convention, the lowest whole number ratio is used in the formulas of ionic compounds. Compounds are formed as a result of, B. J. T. Guo, L. Y. Sheng, Y. Xie, et al., Microstructure and mechanical properties of Ni3Al and Ni3Al-1B alloys fabricated by SHS/HE, Intermetallics, 19, 2, 137142 (2011); https://doi.org/10.1016/j.intermet.2010.08.027. Remember that in an ionic compound, the component species are ions, not neutral atoms, even though the formula does not contain charges. Metallurgist Shevtsova, L.I., Korchagin, M.A., Esikov, M.A. Chemistry High School answered Compounds are formed as a result of A. When electrons are transferred and ions form, ionic bonds result. Three fluorine 1 ions are needed to balance the 3+ charge on the aluminum ion. nitrate ion. chemical elements. If more than one of a particular polyatomic ion is needed to balance the charge, the entire formula for the polyatomic ion must be enclosed in parentheses, and the numerical subscript is placed outside the parentheses. Direct link to Zenu Destroyer of Worlds (AK)'s post If its two ionic compound, Posted 8 years ago. For each pair of elements, determine the charge for their ions and write the proper formula for the resulting ionic compound between them. What is unique about the photoperiod at the two equinoxes? C. Asubstance Does the earth have warmer periods when the orbit is more elliptical? Just the shape of the object has changed, and this is a physical Molecules are made up of one or more atoms. What is unique about the photoperiod at the two equinoxes? a ball is randomly chosen from jar a and put into jar b, and a ball is then randomly selected from jar b. what is (a) the probability that the ball selected from jar b is white? 12. 2.6: Writing Formulas for Ionic Compounds is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by LibreTexts. Coulomb's Law is a mathematical formula that describes the electrostatic interaction between two charges particles that was first proposed by the French physicist Charles Coulomb (17361806). V. N. Chuvildeev, D. V. Panov, and M. S. Boldin, Structure and properties of advanced materials obtained by Spark Plasma Sintering, Acta Astronautica, 109, 172176 (2015); https://doi.org/10.1016/j.actaastro.2014.11.008. A drainage divide that separates drainage basins that empty into different bodies of water surrounding a continent are know as, People with schzophrenia often show poor performance on tasks like the wisconsin card sorting task or other tasks of executive functioning, which is thought to indicate a dysfunction of the, What Is the nth term ruld of the quadratic sequence -5,-4,-1,4,11,20,31. What is precession and What are some of its possible consequences? Direct link to mayashreedeka799's post Can double displacement r, Posted 8 years ago. A large aquarium has one tank holds 41,253 gallons of water and another tank that holds 62,965 gallons of water . Answers. she wants to determine the relative ph of the unknown substance. Figure \(\PageIndex{2}\) lists the most common polyatomic ions. When there is a single product it is a synthesis. 2.6 Ionic and Molecular Compounds - Chemistry 2e | OpenStax Song, V. A. Udovenko, et al., Effect of LI0 + Ni5Al3 reordering on properties of martensitic NiAl Alloys, J. de Physique IV (Proc. Because most metals form cations and most nonmetals form anions, formulas typically list the metal first and then the nonmetal. Rubye Mante Lvl 13 . Because of the arrangement of cations and anions in a the crystal lattice, these ions are held tightly into their position. For each pair of elements, determine the charge for their ions and write the proper formula for the resulting ionic compound between them. Why is it useful to classify stars according to their colors surface temperatures and spectral characteristics? Ionic bonds are electrostatic forces of attraction, that is, the attractive forces experienced between objects of opposite electrical charge (in this case, cations and anions). Carbohydrate - Chemical Reactions | Britannica \(Se^{2}\), the selenide ion. Filimonov, Ye. In the above image the sodium (a metal) loses and electron (becoming smaller) while the Chlorine atom (nonmetal) gains an electron (becoming bigger). First, the cation is written before the anion. The remaining polyatomic anions, which all contain oxygen, in combination with another non-metal, exist as part of a series in which the number of oxygens within the polyatomic unit can vary. Using the absolute values of the charges on the ions as subscripts gives the formula Pb2O4. A salt includes an anion from acid and cation from base. Structure and Properties of an Ni3Al Intermetallic Compound Formed as a Two or more atoms joined together by chemical bonds is the definition of a molecule. A. Lavrentyev Institute of Hydrodynamics, Russian Academy of Sciences, Siberian branch, Novosibirsk, Russia, You can also search for this author in 138882 (2020); https://doi.org/10.1016/j.msea.2019.138882. The formula for an ionic compound follows several conventions. The average annual salary for all u.s. teachers is $47,750. If you subtract eight from the group number of the element in groups 5A-7A, you will be able to predict the charge of the anion. 100% (14 ratings) Transcribed image text: Which of the following compounds is not formed as a result of a chain-termination step in the free radical chlorination of propene? This electronic transition would result in the emission of a photon with the highest energy: 4p 2s This can be the same with the emission of 4f to 2s which would emit energy in the visible region. Calcium or magnesium metal are reactive, flammable solids which could irritate the skin upon contact. For example, if you see the formula \(\ce{Ba(NO3)2}\), you may recognize the NO3 part as the nitrate ion, \(\rm{NO_3^}\). First, compounds between metal and nonmetal elements are usually ionic. Related Questions. Predict the charge of monatomic main group elements based on their group number. It is very important that you learn how to "read" algebraic equations like Coulomb's Law. One example is the reaction between lead (II) nitrate and potassium iodide. For example, when a neutral fluorine atom gains one electrons, it becomes the fluoride ion as shown by the following shorthand notation: Another example is the formation of the sulfide ion when a neutral sulfur atom gains two electrons picking up a -2 charge. VIAM, Moscow (2018). Write the chemical formula for the ionic compound formed by each pair of ions. 2 What are compound atoms made of? 14. Consequently, it can be assumed that the substance has a pH level less than 7. Answers. Step II. In contrast, the compound NO2 contains two elements that are both nonmetals (nitrogen, from group 5A, and oxygen, from group 6A). Post any question and get expert help quickly. Because these ions contain more than one atom, they are called polyatomic ions. The level of impact toughness of the sintered nickel aluminide with boron additive increases by a factor of 5. change. The introduction of 0.1% boron to the nickel-aluminum powder mixture increases the impact toughness . If yes, flash flooding. anion since there are more electrons than protons. Two sodium 1+ ions are needed to balance the 2 charge on the sulfur ion. A., 375377, 809811 (2004); https://doi.org/10.1016/j.msea.2003.10.060. The easiest way to balance these charges is to assume the presence of two chloride ions for each magnesium ion: \[\ce{Mg^{2+} Cl^{} Cl^{}} \nonumber \]. What compounds are formed as a result of? Posted 7 years ago. As has been repeatedly emphasized in several sections of this text, no two chemical formulas should share a common chemical name. Precipitation reactions produce an insoluble product from two aqueous reactants, and you can identify a precipitation reaction using solubility rules. c. if you were applying for a teaching position and were offered $31,000 a year, how would you feel (based on this information)? In an addition reaction to an alkene the pi bond plays the role of, A molecule is the smallest part of A. 8. This allows the atoms of a given nonmetal to gain enough electrons so as to have the same number of electrons as the noble gas following the element. Also as the positive charged nucleus of each atom is attracted to the shared electron density the force of these attractions creates the bond that forms compounds . 5. Also note that this combination of nitrogen and oxygen has no electric charge specified, so it is not the nitrite ion. This term is something of a misnomer, for these reactions can take place in either light or darkness. The formula for nitrate must be enclosed in parentheses. Science, 140, 140147 (2017), https://doi.org/10.1016/J.COMMATSCI.2017.08.041. . d. leaves of grass Additionally, these suffixes also indicate the relative number of oxygens that are contained within the polyatomic ions. Write the chemical formula for a simple ionic compound. chemical change is a change in which one or more new substances are Ye. Answer a: Answer b: Answer c: Be aware that ionic compounds are empirical formulas and so must be written as the lowest ratio of the ions. Copper(II) ion. A trustable source was above to say that the first experiments will decide how many isotopes of this element exist. The overlapping of two s atomic orbitals produces two molecular orbitals,one bonding molecular orbital and one anti-bonding molecular orbital. Ionic compounds contain both cations and anions in a ratio that results in no net electrical charge. Molecule is smallest possible part of any compound. reaction, and no new compounds are formed. The combination of two or more elements leads to the formation of a compound. A chemical formula is a concise list of the elements in a compound and the ratios of these elements. 9. Are you asking what might a period of heavy rain over a flat terrain might cause? The atmosphere maintains a natural balance between ozone formation and destruction. Therefore, ionic compounds must be neutral. The amount of hydrogen phosphate ions\(\ce{HPO4^{2}}\) and \(\ce{H2PO4^{}}\)in seawater is very low, but they are present in higher amounts in blood, where they also affect acid-base properties. start color #1fab54, start text, A, end text, start superscript, plus, end superscript, start text, B, end text, start superscript, minus, end superscript, end color #1fab54, plus, start color #ca337c, start text, C, end text, start superscript, plus, end superscript, start text, D, end text, start superscript, minus, end superscript, end color #ca337c, right arrow, start color #1fab54, start text, A, end text, start superscript, plus, end superscript, end color #1fab54, start color #ca337c, start text, D, end text, start superscript, minus, end superscript, end color #ca337c, plus, start color #ca337c, start text, C, end text, start superscript, plus, end superscript, end color #ca337c, start color #1fab54, start text, B, end text, start superscript, minus, end superscript, end color #1fab54, start color #1fab54, start text, B, a, C, l, end text, start subscript, 2, end subscript, end color #1fab54, left parenthesis, a, q, right parenthesis, plus, start color #ca337c, start text, N, a, end text, start subscript, 2, end subscript, start text, S, O, end text, start subscript, 4, end subscript, end color #ca337c, left parenthesis, a, q, right parenthesis, right arrow, start color #1fab54, start text, B, a, end text, end color #1fab54, start color #ca337c, start text, S, O, end text, start subscript, 4, end subscript, end color #ca337c, left parenthesis, s, right parenthesis, plus, 2, start color #ca337c, start text, N, a, end text, end color #ca337c, start color #1fab54, start text, C, l, end text, end color #1fab54, left parenthesis, a, q, right parenthesis, start color #1fab54, start text, B, a, end text, start superscript, 2, plus, end superscript, end color #1fab54, start color #ca337c, start text, N, a, end text, start superscript, plus, end superscript, end color #ca337c, start color #1fab54, start text, C, l, end text, start superscript, minus, end superscript, end color #1fab54, start color #ca337c, start text, S, O, end text, start subscript, 4, end subscript, start superscript, 2, minus, end superscript, end color #ca337c, start text, B, a, S, O, end text, start subscript, 4, end subscript, start text, P, b, left parenthesis, N, O, end text, start subscript, 3, end subscript, right parenthesis, start subscript, 2, end subscript, left parenthesis, a, q, right parenthesis, plus, 2, start text, K, I, end text, left parenthesis, a, q, right parenthesis, right arrow, 2, start text, K, N, O, end text, start subscript, 3, end subscript, left parenthesis, a, q, right parenthesis, plus, start color #a75a05, start text, P, b, I, end text, start subscript, 2, end subscript, end color #a75a05, left parenthesis, s, right parenthesis, start color #11accd, start text, H, end text, end color #11accd, start text, F, end text, left parenthesis, a, q, right parenthesis, plus, start text, N, a, end text, start color #11accd, start text, O, H, end text, end color #11accd, left parenthesis, a, q, right parenthesis, right arrow, start color #11accd, start text, H, end text, start subscript, 2, end subscript, start text, O, end text, end color #11accd, plus, start text, N, a, F, end text, left parenthesis, a, q, right parenthesis, a, c, i, d, plus, b, a, s, e, right arrow, start text, H, end text, start subscript, 2, end subscript, start text, O, end text, plus, s, a, l, t, start text, N, a, H, C, O, end text, start subscript, 3, end subscript, start text, C, H, end text, start subscript, 3, end subscript, start text, C, O, O, H, end text, left parenthesis, a, q, right parenthesis, start text, H, end text, start subscript, 2, end subscript, start text, C, O, end text, start subscript, 3, end subscript, start text, N, a, C, H, end text, start subscript, 3, end subscript, start text, C, O, O, end text, start text, H, end text, start subscript, 2, end subscript, start text, S, O, end text, start subscript, 4, end subscript, left parenthesis, a, q, right parenthesis, plus, start text, B, a, end text, start text, left parenthesis, O, H, right parenthesis, end text, start subscript, 2, end subscript, left parenthesis, a, q, right parenthesis, right arrow, start text, H, end text, start superscript, plus, end superscript, start text, B, a, end text, start superscript, 2, plus, end superscript, start text, S, O, end text, start subscript, 4, end subscript, start superscript, 2, minus, end superscript, start text, O, H, end text, start superscript, minus, end superscript, start text, H, end text, start subscript, 2, end subscript, start text, O, end text, start text, H, end text, start subscript, 2, end subscript, start text, S, O, end text, start subscript, 4, end subscript, left parenthesis, a, q, right parenthesis, plus, start text, B, a, end text, start text, left parenthesis, O, H, right parenthesis, end text, start subscript, 2, end subscript, left parenthesis, a, q, right parenthesis, right arrow, start text, H, end text, start subscript, 2, end subscript, start text, O, end text, plus, start text, B, a, S, O, end text, start subscript, 4, end subscript, start color #11accd, left parenthesis, s, right parenthesis, end color #11accd, start color #e84d39, 2, end color #e84d39, start text, H, end text, start subscript, 2, end subscript, start text, S, O, end text, start subscript, 4, end subscript, left parenthesis, a, q, right parenthesis, plus, start text, B, a, end text, start text, left parenthesis, O, H, right parenthesis, end text, start subscript, 2, end subscript, left parenthesis, a, q, right parenthesis, right arrow, start color #e84d39, 2, end color #e84d39, start text, H, end text, start subscript, 2, end subscript, start text, O, end text, plus, start text, B, a, S, O, end text, start subscript, 4, end subscript, start color #11accd, left parenthesis, s, right parenthesis, end color #11accd, start text, F, e, C, l, end text, start subscript, 3, end subscript, left parenthesis, a, q, right parenthesis, plus, start text, B, a, left parenthesis, O, H, right parenthesis, end text, start subscript, 2, end subscript, left parenthesis, a, q, right parenthesis, right arrow, start text, F, e, left parenthesis, O, H, right parenthesis, end text, start subscript, 2, end subscript, left parenthesis, s, right parenthesis, plus, start text, B, a, C, l, end text, left parenthesis, a, q, right parenthesis, start text, F, e, B, a, end text, left parenthesis, s, right parenthesis, plus, start text, H, O, C, l, end text, left parenthesis, a, q, right parenthesis, start text, F, e, left parenthesis, O, H, right parenthesis, end text, start subscript, 3, end subscript, left parenthesis, s, right parenthesis, plus, start text, B, a, C, l, end text, start subscript, 2, end subscript, left parenthesis, a, q, right parenthesis. 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