The oxidation of sulfur dioxide to give sulfur trioxide is...

The oxidation of sulfur dioxide to give sulfur trioxide is an important step in the industrial process for the synthesis of sulfuric acid. Write the equilibrium equation for each of the following reactions: (a) $2 \mathrm{SO}_{2}(g)+\mathrm{O}_{2}(g) \rightleftharpoons 2 \mathrm{SO}_{3}(g) \quad$ (b) $2 \mathrm{SO}_{3}(g) \Longrightarrow 2 \mathrm{SO}_{2}(g)+\mathrm{O}_{2}(g)$

The oxidation of sulfur dioxide to give sulfur trioxide is an important step in the industrial process for the synthesis of sulfuric acid. Write the equilibrium equation for each of the following reactions:

(a) $2 \mathrm{SO}_{2}(g)+\mathrm{O}_{2}(g) \rightleftharpoons 2 \mathrm{SO}_{3}(g) \quad$ (b) $2 \mathrm{SO}_{3}(g) \Longrightarrow 2 \mathrm{SO}_{2}(g)+\mathrm{O}_{2}(g)$

Key Concepts

Chemical Equilibrium

Chemical equilibrium refers to the state in a reversible reaction where the rates of the forward and reverse reactions are equal, so that the concentrations of the reactants and products remain constant over time. This concept is crucial in understanding processes where both production and decomposition reactions occur simultaneously.

Reversible Reaction Notation

Reversible reaction notation uses a double arrow (? or ?) to indicate that the reaction can proceed in both the forward and reverse directions. This notation is essential for interpreting and writing chemical equations that describe systems in which reactants and products are interconverted dynamically.

Stoichiometry

Stoichiometry involves the quantitative relationship between reactants and products in a chemical reaction, expressed through coefficients in the balanced equation. It ensures that the conservation of mass and atoms is maintained in the reaction, which is fundamental in chemical calculations and reaction design.

Chemical Equation Representation

Writing a chemical equation involves representing the reactants and products with their chemical formulas, state symbols, and appropriate stoichiometric coefficients. This representation is a core aspect of chemistry that communicates the nature and proportions of substances involved in a reaction.

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