D-And F-Block Elements Ques 88

Question: When Cu reacts with $ AgNO_3 $ solution, the reaction takes place is

[CPMT 2004]

Options:

A) Oxidation of Cu

B) Reduction of Cu

C) Oxidation of Ag

D) Reduction of $ NO_3^{-} $

Show Answer

Answer:

Correct Answer: A

Solution:

Cu is placed above Ag in electrochemical series, hence it can replace Ag from its salts solution. Therefore the reaction occurs as follows, $ \overset{0}{\mathop{Cu}},+AgNO_3\xrightarrow{Oxidation}\overset{+1}{\mathop{Cu}},NO_3+Ag $



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