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Tardigrade
Question
Chemistry
Ammonia is used in detection of Cu2+ ion because
Q. Ammonia is used in detection of
C
u
2
+
ion because
1564
237
The p-Block Elements - Part2
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A
aqueous solution of
N
H
3
reacts with
C
u
2
+
ion to form deep blue coloured complex
56%
B
N
H
3
reacts with
C
u
2
+
ion to give blue precipitate of
C
u
O
12%
C
aqueous solution of
N
H
3
reacts with
C
u
2
+
to form white coloured complex
10%
D
N
H
3
reacts with
C
u
2
+
ion to give green precipitate
23%
Solution:
C
u
(
a
q
)
2
+
+
4
N
H
3
(
a
q
)
→
Deep blue
[
C
u
(
N
H
3
)
4
]
(
a
q
)
2
+