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Match the following.
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Verified Answer
The correct answer is:
I-B; II-C; III-D
The correct match is $\mathrm{I} \rightarrow \mathrm{B}, \mathrm{II} \rightarrow \mathrm{C}, \mathrm{III} \rightarrow \mathrm{D}$.
$\mathrm{CaSO}_4 \cdot 2 \mathrm{H}_2 \mathrm{O}$ is the formula of gypsum. This gypsum is used to prepare plaster of Pairs i.e. $\mathrm{CaSO}_4 \cdot 1 / 2 \mathrm{H}_2 \mathrm{O}$. The formula of dead burnt plaster is $\mathrm{CaSO}_4$.
$\mathrm{CaSO}_4 \cdot 2 \mathrm{H}_2 \mathrm{O}$ is the formula of gypsum. This gypsum is used to prepare plaster of Pairs i.e. $\mathrm{CaSO}_4 \cdot 1 / 2 \mathrm{H}_2 \mathrm{O}$. The formula of dead burnt plaster is $\mathrm{CaSO}_4$.
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