Question

Identify the substances that are oxidized or reduced in the following reactions
(i) C(s)+O²(g) -------> CO²(g)=?
(ii) H²+Br² ------> 2HBr=?
(iii) ZnO+C -----> ZnO+C=?
(iv) 4HCl+O² -------> 2Cl²+2H²O=?
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Answer 1

Answer:

(1) Carbon (C) is being oxidized and oxygen is being reduced

(2) Hydrogen is getting oxidized and Bromine is getting reduced

(3) HCl is oxidized whereas Oxygen is reduced

(4) Zinc oxide is getting reduced whereas Carbon is getting oxidized.

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Answer 2

Answer:

(i) Oxidized- Carbon,Reduced- Oxygen

(ii) Oxidized-Hydrogen , Reduced- Bromine

(iii) Oxidized- Carbon, Reduced- ZnO

(iv) Oxidized- HCl ,Reduced- Oxygen