1.

How many of the following nitrates of metal 'M' decompose on heating similar to as given below in the scheme ? (where, M=Li, Be, Mg,K,Ca,Sr,Na,Rb,Ba). "Metal nitrate"overset("heat")tometal oxide + nitrogen dioxide + oxygen gas

Answer»


SOLUTION :`4LiNO_3 to 2Li_2O + 4NO_2 + O_2`
Other ALKALI metals decompose as given below,
`2NaNO_3 to 2NaNO_2 +O_2`
All alkaline EARTH metals decompose in the same WAY as the `LiNO_3`


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