The S - Block Elements (4 Marks) - Very Short Answer type Questions.
1. Why are alkali metals not found in a free state in nature?
2. Give the reactions involved in Castner - Kellner process?
3. Write about biological importance of Ca & Mg.
4. Write about biological importance of Na+ & K+ ions.
5. Write any two uses of Caustic soda.
6. Why does the solubility of alkaline earth metal hydroxides
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