(C) $CaCl_2$ is a very good desiccant,but it cannot be used to dry alcohols or $NH_3$ because it forms addition compounds with them.For example: $CaCl

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Statement $A$ is true,but Reason $R$ is false.

(C) $CaCl_2$ is a very good desiccant,but it cannot be used to dry alcohols or $NH_3$ because it forms addition compounds with them.For example: $CaCl_2 + 4NH_3 \rightarrow CaCl_2 \cdot 4NH_3$ and $CaCl_2 + 4C_2H_5OH \rightarrow CaCl_2 \cdot 4C_2H_5OH$.Therefore,Statement $A$ is true,but Reason $R$ is false.

Class 11 Chemistry s-Block Elements Alkaline earth metals

Medium

Statement $A$: Calcium chloride $(CaCl_2)$ is not useful for drying alcohols or $NH_3$.
Reason $R$: $CaCl_2$ is not a good desiccant.

A
Both Statement $A$ and Reason $R$ are true and Reason $R$ is the correct explanation of Statement $A$.
B
Both Statement $A$ and Reason $R$ are true,but Reason $R$ is not the correct explanation of Statement $A$.
C
Statement $A$ is true,but Reason $R$ is false.
D
Both Statement $A$ and Reason $R$ are false.