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Which out of the following can be used to store an alkali metal?
H2O, C2H5OH and Benzene

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CBSE/Class 11/Science/Chemistry/Unit 10-s -Block Elements (Alkali and Alkaline Earth Metals) CBSE/Class 11/Science/Chemistry

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Understanding the concept is most important.

Kerosene is can be used for that....ethanol and benzene can cause explosion and in H20 Alkali metals are highly reactive
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ethanol
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It's all about understanding

Alkali metals are also known as active metals becouse they are readily reacts with water and ethanol. But it do not react with benzen. So it can be stored in benzen. As active metal on reaction with water forms their corresponding hydroxides. Where as the alcohols are slightly acidic in nature cause... read more

Alkali metals are also known as active metals becouse they are readily reacts with water and ethanol.

But it do not react with benzen.

So it can be stored in benzen.

As active metal on reaction with water forms their corresponding hydroxides. Where as the alcohols are slightly acidic in nature cause the formation of corresponding salts with alcohols.

But with benzen they do not react at all. So it is easy to preserve them in benzen. 

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