Q.
When a strip of metallic zinc is placed in an aqueous solution of copper nitrate, the ions formed is/are
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a
Zn2+
b
Cu2+
c
NO2-
d
Both (a) and (b)
answer is A.
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Detailed Solution
When a strip of metallic zinc is placed in an aqueous solution of Cu(NO3)2, zinc appears as ions (Zn2+).Zn(s)+CuNO32(aq)⟶ZnNO32(αq)+Cu(s)Zn⟶-2e-Zn2+
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