Question

CrO₄⁻²aq. + 2H⁺ → Cr₂O₇²⁻ (aq.) + H₂O Element oxidised is
(a) Oxygen (b) H
(c) Chromium (d) None

Answer 1

Explanation:

CrO₄⁻²aq. + 2H⁺ → Cr₂O₇²⁻ (aq.) + H₂O Element oxidised is

(a) Oxygen

(b) H

(c) Chromium

(d) None

Answer 2

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CrO₄⁻²aq. + 2H⁺ → Cr₂O₇²⁻ (aq.) + H₂O Element oxidised is

Option C is correct

(c) Chromium