1.

An organic compound X on treatment with acidified K_(2)Cr_(2)O_(7) gives a compound Y which reacts with I_(2) and sodium carbonate to form tri-iodomethane . The compound X is

Answer»

`CH_(3)OH`
`CH_(3)-CO-CH_(3)`
`CH_(3)CHO`
`CH_(3)CH(OH)CH_(3)`

Solution :`CH_(3)-UNDERSET(OH)underset(|)CH-CH_(3)underset(H_(2)SO_(4))overset(K_(2)Cr_(2)O_(7))to CH_(3)-underset(O)underset(||)C-CH_(3)underset(I_(2))overset(NaOH)to underset("Yellow ppt")(CHI_(3))+ CH_(3)COONa`


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