List of top Chemistry Questions on Oxidation Number asked in KCET

Given below are two statements.
Statement I : In H\(_2\)O\(_2\), each oxygen atom is assigned an oxidation number of -1, In RbO\(_2\), each oxygen atom is assigned an oxidation number of - \(\frac{1}{2}\).
Statement II : Representation of HAuCl\(_4\) and MnO\(_2\) in stock notation is HAu(III)Cl\(_4\) and Mn(II)O\(_2\), respectively.
Examine the above statements and choose the correct answer.

The group reagent NH\(_4\)Cl (s) and aqueous NH\(_3\), will precipitate which of the following ion

What is the oxidation number of S in H₂S₂O₈ ?

The oxidation number of nitrogen atoms in $NH_4NO_3$ are

Oxidation state of copper is +1 in

The oxidation state of $Fe$ in the brown ring complex : $[Fe(H_2O)_5 NO]SO_4$ is