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Which of the following is not a use of acetaldehyde ?
A. formation of phenolic resins B. formation of mirror C. antiseptic inhalant D. formation of throat lozenges Submitted by :-…
Which of the following is not a use of formaldehyde ?
A. in silvery mirror B. in making medicine urotropine C. in making throat lozenges D. in making acetic acid Submitted…
Ketones are comparatively less reactive than aldehyde. It is due to_______________?
A. alkyl groups are electron donating B. steric hindrance C. Both A and B D. none Submitted by :- Jamil…
Which of the following do not give aldol condensation reactions ?
A. formaldehyde B. acetaldehyde C. dimethyl ketone D. propionaldehyde Submitted by :- Jamil Ahmed
Which of the following reagents will react with both aldehydes and ketones ?
A. Grignard reagent B. Tollens reagent C. Fehling’s reagent D. Benedicts reagent Submitted by :- Jamil Ahmed
Which of the following reactions may be associated with aldehyde and ketone ?
A. nucleophile addition B. polymerization C. oxidation D. all of the above Submitted by :- Jamil Ahmed
Acetone reacts with HCN to form a cyanohydrin. It is an example of________________?
A. electrophilic addition B. electrophilic substitution C. nucleophilic addition D. nucleophilic substitution Submitted by :- Jamil Ahmed
The carbon atom of carbonyl group is__________________?
A. sp hybridized B. sp2 hybridized C. cp3 hybridized D. dsp2 hybridized Submitted by :- Jamil Ahmed
Which of the following will have the highest boiling point ?
A. methanol B. ethanal C. propanal D. hexanone Submitted by :- Jamil Ahmed
Iodoform test can be used to distinguish between_________________?
A. ethanol and methanol B. acetaldehyde and methanal C. acetone and diethyl ketone D. all of the above Submitted by…