1 |
The carbon atom of a carbonyl group is |
- A. sp hybridized
- B. sp<sup>2</sup>hybridized
- C. sp<sup>3</sup>hybridized
- D. none of these
|
2 |
A cyanohydrin is formed by the reaction of |
- A. Alcohol and HCN
- B. Ketone and NH3
- C. Aldehyde and NH2OH
- D. Aldehyde and HCN
|
3 |
Formation of cyanohydrin from an aldehyde in an example of. |
- A. Nucleophilic substitution
- B. Nucleophilic addition
- C. Electrophilic addition
- D. Electrophilic substitution
|
4 |
An aldehyde compound can be reduced to alkane by |
- A. Wurtz reaction
- B. Grignard reaction
- C. Wolf Kishner reaction
- D. Kolbe's reaction
|
5 |
What product is formed by the dry distillation of calcium acetate. |
- A. CH3CH2COOH
- B. CH3COOH
- C. CH3COCH3
- D. CH3CH2CHO
|
6 |
Which substance reacts with sodium nitroprusside. |
- A. Ethanol
- B. Acetaldehyde
- C. Dimethyl ketone
- D. Methanol
|
7 |
Which one has yellow or orange cyrstalline ppt |
- A. Acetone hydrazone
- B. 2, 4 DNPH
- C. Ethanal oxime
- D. Bisulphite addition product
|
8 |
Which of the following compounds will not give Iodoform test on treatment with I<sub>2</sub>/ NaOH |
- A. Acetaldehyde
- B. Acetone
- C. Butanone
- D. 3-Pentanone
|
9 |
Formalin is a 40% solution of |
- A. CH<sub>3</sub>CHO
- B. CH<sub>3</sub>OH
- C. HCHO
- D. CH<sub>3</sub>OCH
|
10 |
Cannizzaro's reaction is not given by |
- A. Formaldehyde
- B. Acetaldehyde
- C. Benzaldehyde
- D. Trithylacetaldehyde
|