Metals generally melt at very high temperatures. Amongst the following,the metal with the highest melting point will be $......$
- A$Hg$
- B$Ag$
- C$Ga$
- D$Cs$
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Similar Questions
Match Column $-I$ with Column $-II$ :
Column $-I$ Column $-II$ $(a)$. Super oxide $(p)$. $Na_2O_2$ $(b)$. Peroxide $(q)$. $CO_2$ $(c)$. Dioxide $(r)$. $C_3O_2$ $(d)$. Sub oxide $(s)$. $CsO_2$
| Column $-I$ | Column $-II$ |
| $(a)$. Super oxide | $(p)$. $Na_2O_2$ |
| $(b)$. Peroxide | $(q)$. $CO_2$ |
| $(c)$. Dioxide | $(r)$. $C_3O_2$ |
| $(d)$. Sub oxide | $(s)$. $CsO_2$ |
Medium
View SolutionWhich pair of elements on combustion in air give superoxides?
Sodium is heated in air at $300^{\circ} C$ to form $X$. $X$ absorbs $CO_2$ and forms $Na_2CO_3$ and $Y$. Which of the following is $Y$?
Match the following:
Metal Ore $1$. Sodium $a$. Barite $2$. Potassium $b$. Carnallite $3$. Barium $c$. Beryl $4$. Beryllium $d$. Chile saltpetre
| Metal | Ore |
|---|---|
| $1$. Sodium | $a$. Barite |
| $2$. Potassium | $b$. Carnallite |
| $3$. Barium | $c$. Beryl |
| $4$. Beryllium | $d$. Chile saltpetre |
Medium
View SolutionAmong the following,the incorrect statement is
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