s Block Elements

Identify the oxide used as $\text{CO}_2$ adsorbent and oxygen generator from following?

Which of the following substance does NOT contain $\text{CaCO}_3$?

Which of the following elements is the radioactive alkaline earth metal?

Which of the following compound used in petrol refining?

Identify the pair of basic oxides from the following?

Match List I with List II and choose correct answer from the codes given below $\begin{array}{llll}\mathrm{A} & \mathrm{B} & \mathrm{C} & \mathrm{D}\end{array}$

Beryllium shows diagonal relationship with

Baking powder is more commonly used to make cakes or bread "rise". Filler in baking powder is

In the given reaction, the oxide of sodium is $\binom{4 \mathrm{Na}+\mathrm{O}_2 \longrightarrow 2 \mathrm{Na}_2 \mathrm{O}}{\mathrm{Na}_2 \mathrm{O}+\mathrm{H}_2 \mathrm{O} \longrightarrow 2 \mathrm{NaOH}}$

In the equilibrium mixture, $\mathrm{KI}+\mathrm{I}_2 \rightleftharpoons \mathrm{KI}_3$; the concentration of KI and $\mathrm{I}_2$ is made two fold and three fold respectively. The concentration of $\mathrm{Kl}_3$…

When $\mathrm{CO}_2$ is passed through solution of calcium hydroxide, which one of the following compound is precipitated?

Which of the following is the formula of Sorel's cement?