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Question
Chemistry
In potash alum, potassium and aluminium are present as
Q. In potash alum, potassium and aluminium are present as
1772
193
The p-Block Elements
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A
simple cations
27%
B
metal atoms
9%
C
[
K
(
H
2
O
)
6
]
+
and
[
A
l
(
H
2
O
)
6
]
3
+
ions
59%
D
none of these
5%
Solution:
In potash alum,
K
+
and
A
l
3
+
are present as hexaaquo complex ions such as
[
K
(
H
2
O
)
6
]
+
and
[
A
l
(
H
2
O
)
6
]
3
+
ions.