In aqueous solution of H₂O₂ oxidises H₂S

Options

(a) formic acid
(b) sulphur
(c) acetic acid
(d) sulphuric acid

Correct Answer:

sulphur

Explanation:

H₂O₂ → H₂O + [O], H₂S + [O] → S + H₂O / H₂O₂ + H₂S → S + 2H₂O₂