Science, asked by MShaadQ, 7 months ago

The elements undergoing reduction and oxidation during the reaction
(NH4)2Cr2O7------>N2 + Cr2O3 + 4H20 are respectively
(A) N and Cr
(8) Cr and N
(C) N and o
(D) Cr and o​

Answers

Answered by rajtiwariew1986
0

Explanation:

NH

4

)

2

Cr

2

O

7

⟶N

2

+Cr

2

O

3

+4H

2

O

2N

3−

−6e

⟶2N

0

(Oxidation)

2Cr

VI

+6e

⟶2Cr

III

(Reduction

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