1.

An organic compound having molecular mass 60 is found to be contain C=20%., H=6.67 % and N=46.67% while rest is oxygen. On heating it gives NH_(3) along with a solid residue. The solid residue give violet colour with alkaline copper sulphate solution. the compound is

Answer»

`CH_(3)CH_(2)CONH_(2)`
`(NH_(2))_(2)CO`
`CH_(3)CONH_(2)`
`CH_(3)NCO`

Answer :B


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