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.Management Sciences
Category: Aldehydes and Ketones
Which one exhibits aldol condensation____________________?
0
A. HCHO
B. C6H5CHO
C. Cl3CCHO
D. CH3COCH3
Oxidation of primary alcohol gives________________?
A. ketone
B. Aldehyde
C. Alkene then – COOH
D. Ester
Acetal on acid hydrolysis generates__________________?
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
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