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Comment on the following observations Li...

Comment on the following observations
Lithium is the only alkali metal which forms nitride directly.

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Li forms nitride as Mg dose(diagonal relationship).Other alkali metals do have such diagonal relationship `6Li+N_2 rArr 2Li_3N`
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A N EXCEL PUBLICATION-THE S-BLOCK ELEMENTS-QUESTION BANK
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  5. why alkali metals are prepared by electrolysis of their fused halides

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  6. Which of the alkali metals is having least melting point?

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  7. Which of the following gives hydrated salts.Li, Na,K,or Cs?

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