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What are the common physical and chemica...

What are the common physical and chemical features of alkali metals?

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Knowledge Check

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    • CHHAYA PUBLICATION-s-BLOCK ELEMENTS -SOLVED NCERT EXERCISE
    1. What are the common physical and chemical features of alkali metals?

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    2. Why are alkali metals not found in nature?

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    3. Find out the oxidation state of sodium in Na2O2.

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    4. Explain why is sodium less reactive than potassium.

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    5. Compare the alkali metals and alkaline earth metals with respect to io...

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    6. Compare the alkali metals and alkaline earth metals with respect to ba...

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    7. Compare the alkali metals and alkaline earth metals with respect to so...

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    8. In what ways lithium shows similarities to magnesium in its chemical b...

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    9. Explain why can alkali and alkaline earth metals not be obtained by ch...

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    10. Why are potassium and cesium, rather than lithium used in photoelectri...

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    11. When an alkali metal dissolves in liquid ammonia the solution can acqu...

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    12. Beryllium and magnesium do not give colour to flame whereas other alka...

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    13. Discuss the various reactions that occur in the Solvay process.

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    14. Potassium carbonate cannot be prepared by Solvay process. Why?

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    15. Why is Li2CO3 decomposed at a lower temperature whereas Na2CO3 at high...

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    16. Compare the solubility and thermal stability of the given compounds of...

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    17. Compare the solubility and thermal stability of the given compounds of...

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    18. Compare the solubility and thermal stability of the given compounds of...

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    19. Starting with sodium chloride how would you proceed to prepare sodium ...

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    20. Starting with sodium chloride how would you proceed to prepare sodium ...

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