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Chemistry
Chemistry
Problem
The correct solubility order is/are : (I)
CaCO
3
>
SrCO
3
>
BaCO
3
\text{CaCO}_3 > \text{SrCO}_3 > \text{BaCO}_3
CaCO
3
>
SrCO
3
>
BaCO
3
(II)
Li
2
CO
3
<
Na
2
CO
3
<
K
2
CO
3
\text{Li}_2\text{CO}_3 < \text{Na}_2\text{CO}_3 < \text{K}_2\text{CO}_3
Li
2
CO
3
<
Na
2
CO
3
<
K
2
CO
3
(III)
K
2
CO
3
<
Rb
2
CO
3
<
Cs
2
CO
3
\text{K}_2\text{CO}_3 < \text{Rb}_2\text{CO}_3 < \text{Cs}_2\text{CO}_3
K
2
CO
3
<
Rb
2
CO
3
<
Cs
2
CO
3
(IV)
Na
2
CO
3
>
K
2
CO
3
>
Rb
2
CO
3
\text{Na}_2\text{CO}_3 > \text{K}_2\text{CO}_3 > \text{Rb}_2\text{CO}_3
Na
2
CO
3
>
K
2
CO
3
>
Rb
2
CO
3
a. II, IV b. I, IV c. II, III, IV d. I, II, III
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