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Byju's Answer
Standard XII
Chemistry
Diagonal Relationship between Li and Mg
PbCl 2 is sol...
Question
P
b
C
l
2
is soluble in hot water
A
g
C
l
is soluble in
a
q
.
N
H
3
while
H
g
2
C
l
2
is blackened by
N
H
3
.
If the given statement is true enter 1 else enter 0.
Open in App
Solution
P
b
C
l
2
is soluble in hot water
A
g
C
l
is soluble in
a
q
.
N
H
3
while
H
g
2
C
l
2
is blackened. by
N
H
3
.
A
g
C
l
+
2
N
H
4
O
H
→
A
g
(
N
H
3
)
2
C
l
+
2
H
2
O
s
o
l
u
b
l
e
c
o
m
p
l
e
x
H
g
2
C
l
2
+
2
N
H
4
O
H
→
H
2
N
−
H
g
−
C
l
+
H
g
↓
b
l
a
c
k
+
N
H
4
C
l
+
2
H
2
O
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0
Similar questions
Q.
A
g
C
l
is soluble in aq.
N
H
3
and
A
g
+
is present in cationic complex
[
A
g
(
N
H
3
)
+
2
]
.
If the given statement is true enter 1 else enter 0.
Q.
H
g
2
C
l
2
is blackened by
N
H
3
due to formation of iodide of Millon's base.
If the given statement is true enter 1 else enter 0.
Q.
Salt (A) makes part of electrode and is insoluble in water. (A) is blackened by
N
H
3
forming (B). (B) is soluble in aqua regia forming (C). (C) gives orange precipitate with KI but the precipitate dissolves in excess of KI forming (D). Here,
(A) :
H
g
2
C
l
2
(calomel)
(B) :
(
H
g
N
H
2
C
l
+
H
g
)
(C) :
H
g
C
l
2
(D) :
K
2
H
g
I
4
If true enter 1, else enter 0.
Q.
Assertion :
P
b
C
l
2
and
H
g
2
C
l
2
precipitates can be separated by hot water. Reason:
H
g
2
C
l
2
is blackened by
a
q
.
N
H
3
Q.
N
2
is obtained by passing
N
H
3
over red-hot copper (II) oxide. If true enter 1 else enter 0.
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