Seema Saini Solutions for Chapter: s-Block Group 2 (Alkaline Earth Metals), Exercise 2: DPP

Select the correct matching.

Select pair(s) in which both give same gas when reacting with dil. $\mathrm{HCl}$.

Consider the following three observations in test tubes which may contain clear solution of ${\mathrm{CO}}_3^{2-}$ or ${\mathrm{HCO}}_3^{-}$ or both:

Select statement(s) which is/are true.

Which of the following substances does not contain $\mathrm{Mg}$?

Select the correct statement(s).

From sea water, magnesium is not extracted though it contains

The $\left(\mathrm{M}\right)$ is

As per the given sequence the $\left(\mathrm{N}\right)$ and $\left(\mathrm{P}\right)$ are, respectively: