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Tardigrade
Question
Chemistry
Which of the following represents correct order of increasing solubilities?
Q. Which of the following represents correct order of increasing solubilities?
1290
217
The s-Block Elements
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A
C
a
C
O
3
<
KH
C
O
3
<
N
a
H
C
O
3
B
N
a
H
C
O
3
<
KH
C
O
3
<
C
a
C
O
3
C
KH
C
O
3
<
N
a
H
C
O
3
<
C
a
C
O
3
D
C
a
C
O
3
<
N
a
H
C
O
3
<
KH
C
O
3
Solution:
Carbonates of alkaline earth metals are sparingly soluble whereas bicarbonates of alkali metals are highly soluble and their solubility increase down the group. Hence order of solubility of given compound is
C
a
C
O
3
<
N
a
H
C
O
3
<
KH
C
O
3
.