Exam
Chemistry
Which of the following oxidation reactions are carried out by both K₂Cr₂O₇ and KMnO₄ in acidic medium? A. I⁻ → I₂ B. S²⁻ → S C. Fe²⁺ → Fe³⁺ D. I⁻ → IO₃⁻ E. S₂O₃²⁻ → SO₄²⁻
A
B, C and D only
B
A, D and E only
C
A, B and C only
D
C, D and E only
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