Which of the following hydroxides is insoluble in water?
- A$Be(OH)_2$
- B$Mg(OH)_2$
- C$Ca(OH)_2$
- D$Ba(OH)_2$
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What is the basic composition and origin of cement?
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View SolutionMatch the following:
List-$I$ List-$II$ $I$. $CaSO_4 \cdot 2H_2O$ $A$. Knee cement $II$. $CaSO_4 \cdot 0.5H_2O$ $B$. Gypsum $III$. $CaSO_4$ $C$. Plaster of Paris $D$. Dead burnt plaster
| List-$I$ | List-$II$ |
|---|---|
| $I$. $CaSO_4 \cdot 2H_2O$ | $A$. Knee cement |
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| $III$. $CaSO_4$ | $C$. Plaster of Paris |
| $D$. Dead burnt plaster |
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