Nitrates of all metals are:

The order of negative standard electrode potential values $(E^\circ_{M^+/M})$ for $Li$,$Na$,and $K$ is:

Identify the compound which gives $CO_2$ more readily on heating.

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 $Y$?

What is the primary purpose of the Dow's process?

Which of the following statements is incorrect?