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Which of the following elements in the given reaction is reduced? ZnO+H2 ...... Zn+H2O (a) H2 (b) ZnO (c) Zn (d) O
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4 votes
Which of the following elements in the given reaction is reduced?

ZnO+H2 ...... Zn+H2O

(a) H2
(b) ZnO
(c) Zn
(d) O

User SumanKalyan
by
7.9k points

1 Answer

4 votes
Answer should be C. Look for oxidation numbers to determine whether they are being reduced or oxidised. Oxidation number of Zn in ZnO is +2, oxidation number of Zn (product) is 0. So oxidation number reduce by 2. Hence, Zn is being reduced.
User Zeppi
by
8.2k points
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