(Answered) 1 explain why the melting point and boiling point of alkali

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1. Explain why the melting point and boiling point of alkali metals are low?

2. Why is the ionisation action of alkali metals decreasing from Li to Cs?

3. What elements of the periodic table's sector s are in large quantities in biological fluids and what is their significance?

4. What happens when alkali metals react with molecular hydrogen?

5. Write two uses of NaCl

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