Sahana Ansari and Neha Miglani Solutions for Chapter: Redox Reactions, Exercise 3: Chapter Practice

What is the oxidation number of nitrogen in nitric acid?

Iodate ion reacts with sulphite ion to give sulphate ion and iodide ion. Write a balanced net ionic equation for the reaction.

Iodate ion reacts with sulphite ion to give sulphate ion and iodide ion. How many grams of sodium sulphite are needed to react with $5.00 \mathrm{g}$ of sodium iodate?

Balance the following ionic equation by oxidation number method.

${\mathrm{Fe}}^{2+}+{\mathrm{H}}_2{\mathrm{O}}_2 \to {\mathrm{Fe}}^{3+}+{\mathrm{H}}_2\mathrm{O}$

Balance the following ionic equation by oxidation number method.

Balance the following ionic equation by oxidation number method.

${\mathrm{H}}_2\mathrm{S}+{\mathrm{MnO}}_4^{-} \to \mathrm{S}+{\mathrm{Mn}}^{+2}+{\mathrm{H}}_2\mathrm{O}$

Balance the following ionic equation by oxidation number method.

Balance the following ionic equation by oxidation number method.

${\mathrm{H}}_2{\mathrm{C}}_2{\mathrm{O}}_4+{\mathrm{MnO}}_4^{-} \to {\mathrm{CO}}_2+{\mathrm{Mn}}^{+2}+{\mathrm{H}}_2\mathrm{O}$