Which among the following elements has only one electron in the valence shell?
- A$Ca$
- B$Ra$
- C$Rb$
- D$Ba$
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Match the following:
Metals Minerals $1$. Lithium $c$. Lepidolite $2$. Barium $a$. Witherite $3$. Magnesium $d$. Carnallite $4$. Strontium $b$. Celestine
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| $1$. Lithium | $c$. Lepidolite |
| $2$. Barium | $a$. Witherite |
| $3$. Magnesium | $d$. Carnallite |
| $4$. Strontium | $b$. Celestine |
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View SolutionHydrated sodium aluminium silicate is called
Nitre is
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View Solution$H_2$ gas is not produced in which of the following reactions?
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View SolutionMatch the following:
Compound Uses $1$. Soda ash $a$. In purification of sugar $2$. Calcium oxide $b$. As an antacid $3$. Baking soda $c$. In paper and textile industries $d$. To prepare pure fats and oils
| Compound | Uses |
|---|---|
| $1$. Soda ash | $a$. In purification of sugar |
| $2$. Calcium oxide | $b$. As an antacid |
| $3$. Baking soda | $c$. In paper and textile industries |
| $d$. To prepare pure fats and oils |
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