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The melting and boiling points of alkali...

The melting and boiling points of alkali metal halides always follow the trend ,

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Assertion: The melting and boiling points of the alkali metals are low. Reason: Alkali metals have weak metalli bonding.

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AAKASH INSTITUTE ENGLISH-THE S-BLOCK ELEMENTS-Try Yourself
  1. What kind of oxides are formed by sodium?

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  2. What is the trend of enthalpy of formation of alkali metal fluoride?

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  3. The melting and boiling points of alkali metal halides always follow t...

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  4. Write two properties of alkali metals salts of oxo-acids.

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  5. Why lithium carbonate is not stable to heat?

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  6. Write one difference between lithium and other members of alkali metal...

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  7. There is a striking similarity between Li and Mg. Account for it.

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  8. How many water of crystallization are there in washing soda?

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  9. While purification of NaCl, why only crystal of pure NaCl separate out...

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  10. Which compound of sodium is formed when sodium hydroxide absorbs CO(2)...

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  11. Write two uses of sodium hydroxide.

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  12. The first ionisation enthalpies of the alkline earth metals are higher...

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  13. Write the trend of hydration enthalpies of alkaline earth metal ions.

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

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  15. What is the nature of Be(OH)(2)?

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  16. How Beryllium chloride is prepared?

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  17. How beryllium hydride is different from the hydrides of other members ...

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  18. Which metal is used to remove air from vacuum tube?

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  19. Why alkaline earth metal oxides are quite stable?

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  20. Explain the trends in the solubility of carbonates , sulphates and hyd...

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