Chemistry - Carbonyl compounds Question with Solution | TestHub

ChemistryCarbonyl compoundsMiscellaneous/MixedHard2 minPYQ_2020
ChemistryHardsingle choice

Two compounds A and B with same molecular formula C3H6O undergo Grignard reaction with methylmagnesium bromide to give products C and D. Products C and D show following chemical tests.

TestCD
Ceric ammonium nitrate TestPositivePositive
Lucas TestTurbidity obtained after five minutesTurbidity obtained Immediately
Iodoform TestPositiveNegative

C and D respectively are

Options:

Answer:
A
Solution:

B will be ketone as it gives tertiary alcohol after reaction with grignard while A will be aldehyde which produces secondary alcohol after reaction with grignard reagent. 

Stream:JEESubject:ChemistryTopic:Carbonyl compoundsSubtopic:Miscellaneous/Mixed
2mℹ️ Source: PYQ_2020

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