Assam Board Solutions for Chapter: The s-Block Elements, Exercise 1: EXERCISES

State as to why- A solution of ${\mathrm{Na}}_2{\mathrm{CO}}_3$ is alkaline?

State as to why- Alkali metals are prepared by electrolysis of their fused chlorides?

State as to why- Sodium is found to be more useful than potassium?

How would you explain this observations$\mathrm{BaO}$ is soluble but ${\mathrm{BaSO}}_4$ is insoluble in water?

How would you explain this observations $\mathrm{LiI}$ is more soluble than $\mathrm{KI}$ in ethanol?

Which of the alkali metal is having the least melting point?

Which one of the following alkali metals gives hydrated salts?

Which one of the alkaline earth metal carbonates is thermally the most stable?