NEET Chemistry Redox Reactions Questions Solved

Which acts as a reducing agent?

(a) HNO3

(b) KMnO4

(c) H2SO4

(d) (COOH)2

(d) Carbon in oxalic acid has +3 oxidation state which may be increased to +4 (in CO2) and thus, can act as reductant. Rest all have highest oxidation number. Ox. no.of N, Mn and S in HNO3(+5), KMnO4(+7) and H2SO4(+6).

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