Question

Which substance serves as reducing agent in the following
reaction ?
14H⁺ + Cr₂O₇²⁻ + 3Ni → 2Cr³⁺ + 7H₂O + 3Ni²⁺
(a) H₂O (b) Ni
(c) H⁺ (d) Cr₂O₇²⁻

Answer 1

Which substance serves as reducing agent in the following

reaction ?

14H⁺ + Cr₂O₇²⁻ + 3Ni → 2Cr³⁺ + 7H₂O + 3Ni²⁺

• (a) H₂O
• (b) Ni
• (c) H⁺
• (d) Cr₂O₇²⁻

Answer 2

Answer:

(d)cr207²-

hope it helps you