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Question
Chemistry
Copper sulphate solution does not react with
Q. Copper sulphate solution does not react with
2069
235
NTA Abhyas
NTA Abhyas 2020
Electrochemistry
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A
Zinc
10%
B
Iron
17%
C
Silver
33%
D
All of these
40%
Solution:
C
u
S
O
4
will react with elements placed above it in electrochemical series and it would not react with elements places below it in electrochemical series.
∴
C
u
S
O
4
reacts with Zn and Fe placed above it.
C
u
S
O
4
+ Fe →
F
e
S
O
4
+ Cu
C
u
S
O
4
+ Zn →
Z
n
S
O
4
+ Cu
∴
C
u
S
O
4
does not react with Ag, placed below it.
C
u
S
O
4
+ Ag → no reaction.