Which is incorrectly matched? (1) I4 O9 ⇌I^3++3 IO3 (2) CsBr3 ⇌Cs^Θ+Br3 (3) I2 O4 ⇌IO^⊕+IO3 (4)

step 1 So let's solve this question. So the question asks us, question asks us which is incorrectly mat

Which is incorrectly matched? (1) I4 O9 ⇌I^3++3 IO3 (2)...

Which is incorrectly matched? (1) $\mathrm{I}_{4} \mathrm{O}_{9} \rightleftharpoons \mathrm{I}^{3+}+3 \mathrm{IO}_{3}$ (2) $\mathrm{CsBr}_{3} \rightleftharpoons \mathrm{Cs}^{\Theta}+\mathrm{Br}_{3}$ (3) $\mathrm{I}_{2} \mathrm{O}_{4} \rightleftharpoons \mathrm{IO}^{\oplus}+\mathrm{IO}_{3}$ (4) None of these

Which is incorrectly matched?
(1) $\mathrm{I}_{4} \mathrm{O}_{9} \rightleftharpoons \mathrm{I}^{3+}+3 \mathrm{IO}_{3}$
(2) $\mathrm{CsBr}_{3} \rightleftharpoons \mathrm{Cs}^{\Theta}+\mathrm{Br}_{3}$
(3) $\mathrm{I}_{2} \mathrm{O}_{4} \rightleftharpoons \mathrm{IO}^{\oplus}+\mathrm{IO}_{3}$
(4) None of these

Key Concepts

Oxidation State Assignment

This concept involves determining the oxidation number of each atom in a compound, which is essential for understanding how electrons are transferred in chemical reactions and for verifying the correctness of chemical equations.

Redox Reactions

Redox reactions are chemical processes in which electrons are transferred between species, leading to changes in oxidation states. Recognizing these reactions is key to analyzing how substances oxidize and reduce in a given reaction.

Disproportionation Reaction

A disproportionation reaction is a specific type of redox reaction where a single element is both oxidized and reduced, forming products with different oxidation states. This is particularly relevant when examining reactions involving species with intermediate oxidation states.

Chemical Equilibrium

Chemical equilibrium refers to the state where the rates of the forward and reverse reactions are equal, resulting in no net change in the concentrations of the reactants and products. This concept is important when interpreting reversible reaction equations.

Molecular Formula and Chemical Nomenclature

Understanding molecular formulas and the proper naming of compounds is fundamental in chemistry. It involves knowing the correct stoichiometry and composition of compounds, which is crucial when matching compounds with their corresponding reactions.

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