| 1 |
Which is most difficult to be oxidized |
- A. CH<sub>3</sub>CHO
- B. CH<sub>3</sub>COCH<sub>3</sub>
- C. HCHO
- D. C<sub>2</sub>H<sub>5</sub>CHO
|
| 2 |
Oxime is an addition product obtained when aldehydes react with. |
- A. HCN
- B. NH2OH
- C. Phenyl hydrazine
- D. H2O
|
| 3 |
Acetaldehyde react, with Grignard reagent to form |
- A. Primary alcohol
- B. Secondary alcohol
- C. Ter alcohol
- D. Carboxylic acids
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| 4 |
What product is formed by the dry distillation of calcium acetate. |
- A. CH3CH2COOH
- B. CH3COOH
- C. CH3COCH3
- D. CH3CH2CHO
|
| 5 |
Which one of the following compounds undergoes Cannizzaro's Reaction. |
- A. Acetaldehyde
- B. Benzaldehyde
- C. Acetone
- D. Propionaldehyde
|
| 6 |
Acetaldehyde undergoes, aldol condensation in the presence of. |
- A. dil HNO3
- B. DIL NaOH
- C. dil HCl
- D. Conc. H2SO4
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| 7 |
Industrially ethanal is prepared by air oxidation of. |
- A. Ethane
- B. Ethene
- C. Ethyne
- D. Acetic acid
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| 8 |
Acetaldehyde can be prepared by the oxidation of. |
- A. Acetic acid
- B. Ethanol
- C. 1- Proponal
- D. Ethanonic acid
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| 9 |
Acetone reacts with HCN to form cyanohydrin it is an example of |
- A. Electrophilic addition
- B. Electrophilic substitution
- C. Nucleophilic addition
- D. Nucleophilic subtitution
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| 10 |
All of the following tests are used to identify aldehydes except. |
- A. Tollen's test
- B. Fehling test
- C. Baeyer's test
- D. Benedict test
|