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
CHEMISTRY
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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 :- Jamil Ahmed
Cannizaros reaction takes place through the transfer of ____________________ from complex anion?
Dry distillation of calcium acetate results in the formation of_________________?
A. formaldehyde
B. acetaldehyde
C. methane
D. acetone
Submitted by :- Jamil Ahmed
Which of the following is a symmetrical ketone___________________?
A. 3 – hexanone
B. acetone
C. butanone
D. 2-pentanone
Submitted by :- Jamil Ahmed
Which one exhibits aldol condensation____________________?
A. HCHO
B. C6H5CHO
C. Cl3CCHO
D. CH3COCH3
Submitted by :- Jamil Ahmed
Ethanal is prepared industrially by air oxidation of ethylene using palladium chloride as catalyst and _________ as promoter?
A. PdCl2
B. Cu2Cl2
C. CuCl2
D. PbCl2
Submitted by :- Jamil Ahmed