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Byju's Answer
Standard XII
Chemistry
Solubility Product
Anhydrous alu...
Question
Anhydrous aluminium chloride is covalent compound and soluble in water giving :
A
A
l
3
+
and
C
l
−
ions
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B
[
A
l
(
H
2
O
)
6
]
3
+
and
C
l
−
ions
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C
[
A
l
C
l
2
(
H
2
O
)
4
]
+
and
[
A
l
C
l
4
(
H
2
O
)
2
]
−
ions
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D
None of the above
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Solution
The correct option is
C
[
A
l
(
H
2
O
)
6
]
3
+
and
C
l
−
ions
A
l
C
l
3
.
6
H
2
O
d
i
s
s
o
c
i
a
t
i
o
n
⟶
[
A
l
C
l
2
(
H
2
O
)
4
]
+
+
[
A
l
C
l
4
(
H
2
O
)
2
]
−
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0
Similar questions
Q.
H
g
C
l
2
is a covalent compound, sparingly soluble in water, the solubility increases by the addition of chloride ions due to:
Q.
Assertion :Anhydrous
A
l
C
l
3
is covalent while aqueous
A
l
C
l
3
is ionic. Reason: In water
A
l
C
l
3
is present as
A
l
3
+
and
C
l
−
ion.
Q.
Assertion (A) :
C
2
H
5
C
l
gives ethyl benzene with benzene in presence of anhydrous aluminium chloride.
Reason (R) : Anhydrous aluminium chloride acts as Lewis acid and generates ethyl carbonium ion electrophile.
Q.
Assertion :On dissolving
N
a
C
l
in water we get
N
a
+
(
a
q
.
)
and
C
l
−
(
a
q
.
)
in the solution but
H
C
l
gives
H
3
O
+
and
C
l
−
ions. Reason:
N
a
C
l
is ionic and
H
C
l
is covalent
Q.
Number of
C
a
2
+
and
C
l
−
ions in anhydrous 111 g
C
a
C
l
2
are _________ (respectively)
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