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Byju's Answer
Standard XII
Chemistry
Reaction with Metals
Colourless sa...
Question
Colourless salt
(
A
)
dil. HCl
−
−−−−−
→
White precipitate (B)
Here,
(
A
)
is
P
b
(
N
O
3
)
2
and
(
B
)
is
P
b
C
l
2
.
If true enter 1, else enter 0.
Open in App
Solution
The colourless salt
(
A
)
is
P
b
(
N
O
3
)
2
. It reacts with dilute
H
C
l
to form a white precipitate of
(
B
)
which is
P
b
C
l
2
.
P
b
(
N
O
3
)
2
+
2
H
C
l
→
P
b
C
l
2
+
2
H
N
O
3
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0
Similar questions
Q.
B
a
C
l
2
gives white precipitate with an aqueous solution of a salt. The acid radical is either
S
O
2
−
3
or
S
O
2
−
4
.
If true enter 1, else enter 0.
Q.
If true enter 1, else enter 0.
P
b
(
N
O
3
)
2
⟶
P
b
O
+
N
O
2
+
O
2
The above reaction is not a disproportionation reaction.
Q.
The major product formed when
P
b
3
O
4
reacts with conc.
H
C
l
is
P
b
C
l
2
.
If true enter 1, else enter 0.
Q.
Interaction between cation and anion that leads to formation of insoluble salts is driving force in a precipitation reaction. If true enter 1, else enter 0.
Q.
One mole of
C
o
C
l
3
⋅
4
N
H
3
on reaction with excess of
A
g
N
O
3
gives one mole of white precipitate that is
[
C
o
(
N
H
3
)
4
C
l
2
]
C
l
.
If true enter 1, else enter 0.
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