JEE Main Chemistry — Full Syllabus Test 3

JEE Main • Chemistry • Full Syllabus

Medium30 PTS

Questions

45 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 30-question test. Test your knowledge below or take the full exam in timed CBT mode.

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Question 1 of 30

The sum of mole fractions of all components of a solution is

100

depends on temperature

View Correct Answer & Step-by-Step Solution

Correct Option:(B)1

Detailed explanation is available inside the official test attempt review.

Question 2 of 30

The electronic configuration of chromium (Z = 24) is

[Ar] 3d⁴ 4s²

[Ar] 3d⁵ 4s¹

[Ar] 3d⁶

[Ar] 4s² 4p⁴

View Correct Answer & Step-by-Step Solution

Correct Option:(B)[Ar] 3d⁵ 4s¹

Detailed explanation is available inside the official test attempt review.

Question 3 of 30

The bond order of O₂ is

2.5

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Correct Option:(B)2

Detailed explanation is available inside the official test attempt review.

Question 4 of 30

Which is an intensive property?

mass

volume

temperature

enthalpy

View Correct Answer & Step-by-Step Solution

Correct Option:(C)temperature

Detailed explanation is available inside the official test attempt review.

Question 5 of 30

The freezing point depression of a 0.1 m aqueous glucose solution (Kf = 1.86 K kg/mol) is

0.186 K

1.86 K

0.0186 K

18.6 K

View Correct Answer & Step-by-Step Solution

Correct Option:(A)0.186 K

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 — Full Syllabus Test 3?

There are 30 questions to answer in 45 min. Each correct answer gives 1 mark, for a total of 30 marks.

Is there negative marking?

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

Is this mock test free?

It costs 30 points, deducted only when you press Start. You never pay money: points are free to earn by completing your profile, daily login, the daily quiz and inviting friends.

What does this test cover?

It covers the full JEE Main Chemistry syllabus. 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.