JEE Main Chemistry: Organic Compounds Containing Oxygen — Chapter Test 1

JEE Main • Chemistry • Organic Compounds Containing Oxygen • Chapter Test

MediumFREE

Questions

20 min

Duration

Marks (1 each)

Negative marking

Original practice questions with full solutions by ExamPortal.

Instructions

• Read each question carefully and pick the correct answer.
• You can mark questions for review and come back to them.
• Answers are saved automatically.
• The test is submitted automatically when time runs out.

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SYLLABUS & QUESTION BLUEPRINT

Sample Practice Questions

Preview 5 sample questions from this 15-question test. Test your knowledge below or take the full exam in timed CBT mode.

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Question 1 of 15

In the Lucas test, immediate turbidity is shown by

primary alcohols

secondary alcohols

tertiary alcohols

phenols

View Correct Answer & Step-by-Step Solution

Correct Option:(C)tertiary alcohols

Detailed explanation is available inside the official test attempt review.

Question 2 of 15

Phenol is more acidic than ethanol because

phenol is heavier

the phenoxide ion is stabilised by resonance

ethanol has no OH

phenol has two OH groups

View Correct Answer & Step-by-Step Solution

Correct Option:(B)the phenoxide ion is stabilised by resonance

Detailed explanation is available inside the official test attempt review.

Question 3 of 15

A primary alcohol is oxidised to an aldehyde (without further oxidation) by

KMnO₄ (hot, acidic)

PCC

K₂Cr₂O₇ in excess

HNO₃

View Correct Answer & Step-by-Step Solution

Correct Option:(B)PCC

Detailed explanation is available inside the official test attempt review.

Question 4 of 15

Which alcohol gives a positive iodoform test?

methanol

ethanol

propan-1-ol

benzyl alcohol

View Correct Answer & Step-by-Step Solution

Correct Option:(B)ethanol

Detailed explanation is available inside the official test attempt review.

Question 5 of 15

Tollens' reagent gives a silver mirror with

ketones

aldehydes

alcohols

ethers

View Correct Answer & Step-by-Step Solution

Correct Option:(B)aldehydes

Detailed explanation is available inside the official test attempt review.

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Frequently asked questions

How many questions are there in JEE Main Chemistry: Organic Compounds Containing Oxygen — Chapter Test 1?

There are 15 questions to answer in 20 min. Each correct answer gives 1 mark, for a total of 15 marks.

Is there negative marking?

No. Wrong answers do not lose marks, so attempt every question.

Is this mock test free?

Yes, it is completely free. Just log in with your email to start.

What does this test cover?

It covers the chapter "Organic Compounds Containing Oxygen" of JEE Main Chemistry. All questions are original, with a full solution for each.

Will I see my result and the solutions?

Yes. Right after you submit you get your score, accuracy, rank and percentile, and you can review every question with the correct answer and a step-by-step explanation.

Can I take this test again?

Yes, you can retake it as many times as you like and compare your scores.