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.Management Sciences
Category: Aldehydes and Ketones
Acetal on acid hydrolysis generates__________________?
0
A. Alcohol
B. Ketone
C. Both A & B
D. None of the above
Which of the following is a symmetrical ketone___________________?
A. 3 – hexanone
B. acetone
C. butanone
D. 2-pentanone
Which of the following reagents will react with both aldehydes and ketones ?
A. Grignard reagent
B. Tollens reagent
C. Fehlings reagent
D. Benedicts reagent
Which of the following substances does not give iodoform test ?
A. acetaldehyde
B. ethyl alcohol
C. methyl alcohol
D. acetone
Which of the following reaction is not shown by ketones ?
A. reaction with HCN
B. reaction with NaHSO3
C. reaction with 2 4 dinitrophenyl hydrazine
D. reaction with Fehling solution
Formaldehyde and lactose are combined to produce throat lozenges named as__________________?
A. formamint
B. lactomint
C. aldomint
D. formalactose
Which of the following aldehydes shows rapid reaction with sodium nitroprusside ?
A. formaldehyde
B. accetaldehyde
C. benzaldehyde
D. acetone
Which of the following will not give addition reaction with NaHSO3________________?
A. HCHO
B. CH3CHO
C. CH3-CH2-CHO
D. None of the above
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