Embibe Experts Solutions for Chapter: The s-Block Elements, Exercise 2: Exercise-2

Match Column-$\mathrm{I}$ with column-$\mathrm{II}$ and select the correct answer with respect to the name given below.

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Heating which of the following with $\mathrm{C}$ produces a metal sulphide?

Which of the following are correctly matched

Electrolysis of aqueous $\mathrm{NaCl}$ may produce with mercury cathode:

A substance $\left(\mathrm{P}\right)$ releases a gas $\left(\mathrm{Q}\right)$ on reaction with ${\mathrm{H}}_2\mathrm{O}.\left(\mathrm{Q}\right)$ decolourises ${\mathrm{Br}}_2$ water. $\left(\mathrm{P}\right)$ may be:

Nitrate can be converted into metal oxide on heating not above $500°\mathrm{C}$ in case of:

A substance (P), when heated in a dry test tube, liberated a colourless odourless gas that rekindled a glowing splinter. It may be:

A fire work gave bright crimson red light. It probably contained a salt of :