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Tardigrade
Question
Chemistry
Which of the following complex will give white precipitate with BaCl2(aq.) ?
Q. Which of the following complex will give white precipitate with
B
a
C
l
2
(
a
q
.
)
?
1788
196
JIPMER
JIPMER 1995
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A
[
C
o
(
N
H
3
)
4
S
O
4
]
N
O
2
B
[
C
r
(
N
H
3
)
5
S
O
4
]
Cl
C
[
C
r
(
N
H
3
)
5
Cl
]
S
O
4
D
both (b) and (c)
Solution:
Only
[
C
r
(
N
H
3
)
5
Cl
]
S
O
4
give sulphate ions
(
S
O
4
2
−
)
in solution, hence only it will give white precipitate of barium sulphate with
B
a
C
l
2
(
a
q
)
.
[
C
r
(
N
H
3
)
5
Cl
]
S
O
4
+
B
a
C
l
2
[
C
r
(
N
H
3
)
5
Cl
]
C
l
2
+
White
B
a
S
O
4
↓