Organic Chemistry Mock Test 7

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Question 1 of 10

1. Which of the following structures is a hemiacetal?

organic-chemistry-questions-answers-acetals-q8b

organic-chemistry-questions-answers-acetals-q8c

organic-chemistry-questions-answers-acetals-q8d

organic-chemistry-questions-answers-acetals-q8a

Question 1 of 10

Question 2 of 10

2. Hydrolysis of ester leads to the formation of which of the following products in basic medium?

Alcohol and sodium carboxylate

Ether and alcohol

Aldehyde and alcohol

Sodium carboxylate

Question 2 of 10

Question 3 of 10

3. Which of the following gives benzoic acid on oxidation?

Chlorobenzene

Benzyl chloride

Chlorotoluene

Chlorophenol

Question 3 of 10

Question 4 of 10

4. In the anion HCOO− the two carbon-oxygen bonds are found to be of equal length. What is the reason for it?

The anion is obtained by removal of a proton form the acid molecule

Electronic orbitals of carbon atom are hybridised

The C = O bond is weaker than the C - O bond

The anion HCOO− has two resonating structures

Question 4 of 10

Question 5 of 10

5. What will be the product for the given reaction?
C₂H₄ + CH₃CO₂H + 1⁄2 O₂ →?

Methyl acetate

Ethyl formate

Vinyl formate

Ethyl acetate

Question 5 of 10

Question 6 of 10

6. Formic acid is obtained when which of the given reaction occurs?

Glycerol is heated with oxalic acid at 110℃

Calcium formate is heated with calcium acetate

Calcium acetate is heated with conc. H₂SO₄

Acetaldehyde is oxidised with K₂Cr₂O₇ and H₂SO₄

Question 6 of 10

Question 7 of 10

7. Which of the following compounds is an ester?

organic-chemistry-questions-answers-esters-q1c

organic-chemistry-questions-answers-esters-q1b

organic-chemistry-questions-answers-esters-q1a

organic-chemistry-questions-answers-esters-q1d

Question 7 of 10

Question 8 of 10

8. o-xylene when oxidised in presence of V₂O₅ the product is which carboxylic acid?

Benzoic acid

Acetic acid

Phthalic acid

Phenyl acetic acid

Question 8 of 10

Question 9 of 10

9. How many enolisable hydrogens are there in the following compound?

Question 9 of 10

Question 10 of 10

10. Salts of carboxylate anions can be alkylating agent with alkyl halides to give esters. In the case that an alkyl chloride is used, an iodide salt can catalyze the reaction. What is the name reaction for the given reaction?

Pinner reaction

Favorskii rearrangement

Baeyer–Villiger oxidation

Finkelstein reaction

Question 10 of 10