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Standard X
Chemistry
Question
Compound E on long standing slowly converts into yellow, brown, and finally black to the formation of
:
H
g
(
N
H
2
)
C
l
+
H
g
A
g
2
S
H
g
S
H
g
2
S
A
H
g
2
S
B
A
g
2
S
C
H
g
S
D
H
g
(
N
H
2
)
C
l
+
H
g
Open in App
Solution
Verified by Toppr
The correct option is
B
A
g
2
S
White precipitate changes to yellow, brown and finally becomes black
S
2
O
2
−
3
+
2
A
g
+
→
A
g
2
S
2
O
3
w
h
i
t
e
;
A
g
2
S
2
O
3
+
H
2
O
→
A
g
2
S
b
l
a
c
k
+
H
2
S
O
4
2
A
g
N
O
3
450
o
C
−
−−
→
2
A
g
+
2
N
O
2
+
O
2
A
g
+
+
2
C
N
−
→
[
A
g
(
C
N
)
2
]
−
+
I
−
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