1.

Which out of the following and why can be used to store an alkali metal ? H_2O, C_2H_5OH, Benzene

Answer»

Solution :Benzene can be used to store an ALKALI METAL because other SUBSTANCES react with alkali METALS as :
`Na+H_2O to NaOH + 1/2 H_2`
`Na + C_2H_5OH to C_2H_5ONa + 1/2 H_2`


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