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Byju's Answer
Standard XII
Chemistry
Interstitial Compounds
Ag2S is solub...
Question
A
g
2
S
is soluble in
N
a
C
N
due to formation of :
A
N
a
[
A
g
(
C
N
)
2
]
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B
A
g
(
C
N
)
2
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C
N
a
2
[
A
g
(
C
N
)
3
]
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D
N
a
2
[
A
g
(
C
N
)
2
]
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Solution
The correct option is
A
N
a
[
A
g
(
C
N
)
2
]
Reaction:
A
g
2
S
+
N
a
C
N
→
N
a
[
A
g
(
C
N
)
2
]
Here, the
N
a
[
A
g
(
C
N
)
2
]
being a good electrolyte gets fully dissociated to ions. Hence soluble.
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:
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