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+1 vote
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in Chemistry by (30.3k points)
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Compound A (C5H10O) form a phenyl hydrazone and gives a negative Tollen's reagent test and iodoform test. 

On reduction with Zn-Hg/HCl, compound A gives npentane. Write the structure of 'A'.

1 Answer

+1 vote
by (31.0k points)
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Best answer

Since A (C5H10O) forms a phenyl hydrozone, it is a carbonyl compound. 

Since it gives negative Tollen’s reagent test, it is not an aldehyde but it must be a ketone.

Since it doesn’t give iodoform test, it doesn't have  group.

Hence the structure of 'A' will be,

by (20 points)
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