Question

Identify the substances oxidized and the substances reduced in the following reactions
(a) ZnO(s) +C(s) +Zn(s) +CO(g)
(b) 4Na(s) +O2(g) → 2Na2O(s)​

Answer 1

Explanation:

(a) Carbon(C) is oxidized and Zinc(Zn) is reduced.

(b) Sodium(Na) is oxidized and Oxygen(O) is reduced.

Answer 2

Answer:

substance oxidised - C

substance reduced - ZnO

subs oxidised - 4Na

subs reduced- O2

Explanation:

the substance which is getting oxygen is said to be oxidised

the substance which is losing oxygen is said to be reduced

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