1.

Zerevitinov's determination of active hydrogen ina compound is based upon its reaction with

Answer»

`NA`
`CH_(3)Mg`
`ZN`
`Al`

Solution :Number of active hydrogen in a compound corresponds to the number of moles of `CH_(4)` evolved per mole of the compound.
`-NH_(2), -SH, -OH or -C=CH overset(CH_(3)MgI)(to)CLCH_(4)UARR(2CH_(4) "from "-NH_(2))`


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