Given below are two statements : Statement I : Sublimation is used for the separation and purification of compounds with low melting point Statement II : The boiling point of a liquid increases as the external pressure is increased. In the light of the above statements, choose the correct answer from the options given below :

Both Statement I and Statement II are false

Statement I is true but Statement II is false

Both Statement I and Statement II are true

Statement I is false but Statement II is true

Given below are two statements : Statement I : Vapours of the liquid with higher boiling point condense before vapours of the liquid with lower boiling points in fractional distillation. Statement II : The vapours rising up in the fractionating column become richer in high boiling component of the mixture. In the light of the above statements, choose the correct answer from the options given below :

Statement I is true but Statement II is false

Both Statement I and Statement II are true

Both Statement I and Statement II are false

Statement I is false but Statement II is true

Given below are two statements : Statement (I): In partition chromatography, stationary phase is a thin film of liquid present in the inert support. Statement (II): In paper chromatography, the material of paper acts as a stationary phase. In the light of the above statements, choose the correct answer from the options given below :

Statement I is true but Statement II is false

Statement I is false but Statement II is true

Both Statement I and Statement II are false

Both Statement I and Statement II are true

Given below are two statements: Statement I: Hyperconjugation is not a permanent effect. Statement II: In general, greater the number of alkyl groups attached to a positively charged cation, greater is the hyperconjugation interaction and stabilization of the cation. In the light of the above statements, choose the correct answer from the options given below

Statement I is false but Statement II is true

Statement I is true but Statement II is false

Both Statement I and Statement II are false

Both Statement I and Statement II are true

Basics Of Organic Chemistry — JEE Main Previous Year Questions

254 solved PYQs · 2016–2026 · Chemistry

Solved PYQs: 254
Years covered: 2016–2026
Avg / year: ~23
Subject: Chemistry

How many JEE Main questions come from Basics Of Organic Chemistry?

Basics Of Organic Chemistry has contributed 254 questions to Joint Entrance Examination (Main) papers between 2016 and 2026 — an average of about 23 questions a year. That count is measured from EByAi’s bank of 55,289 JEE Main questions, not estimated from a syllabus. Every one of the 254 questions carries a written, step-by-step solution, and each is tagged to Basics Of Organic Chemistry within Chemistry, so you can drill this chapter across every year at once instead of hunting through paper PDFs. Practising a chapter’s full PYQ history is the fastest way to learn the patterns examiners reuse.

Sample Basics Of Organic Chemistry questions from real JEE Main papers

These are 5 real questions from the bank — exactly as asked, with the answer one tap away. All 254 Basics Of Organic Chemistry questions (with full written solutions) are available in practice.

Question 1 · JEE Main 2026
Given below are two statements : Statement I : Sublimation is used for the separation and purification of compounds with low melting point Statement II : The boiling point of a liquid increases as the external pressure is increased. In the light of the above statements, choose the correct answer from the options given below :
1. (A) $Both Statement I and Statement II are false$
2. (B) $Statement I is true but Statement II is false$
3. (C) $Both Statement I and Statement II are true$
4. (D) $Statement I is false but Statement II is true$
Show answerAnswer
$Answer: (A) Both Statement I and Statement II are false$
Question 2 · JEE Main 2026
Identify the correct statements: The presence of –NO2 group in benzene ring A. activates the ring towards electrophilic substitutions. B. deactivates the ring towards electrophilic substitutions. C. activates the ring towards nucleophilic substitutions. D. deactivates the ring towards nucleophilic substitutions. Choose the correct answer from the options given below:
1. (A) $A and D Only$
2. (B) $B and D Only$
3. (C) $C and A Only$
4. (D) $B and C Only$
Show answerAnswer
$Answer: (D) B and C Only$
Question 3 · JEE Main 2026
Given below are two statements : Statement I : Vapours of the liquid with higher boiling point condense before vapours of the liquid with lower boiling points in fractional distillation. Statement II : The vapours rising up in the fractionating column become richer in high boiling component of the mixture. In the light of the above statements, choose the correct answer from the options given below :
1. (A) $Both Statement I and Statement II are true$
2. (B) $Both Statement I and Statement II are false$
3. (C) $Statement I is true but Statement II is false$
4. (D) $Statement I is false but Statement II is true$
Show answerAnswer
$Answer: (C) Statement I is true but Statement II is false$
Question 4 · JEE Main 2025
Given below are two statements : Statement (I): In partition chromatography, stationary phase is a thin film of liquid present in the inert support. Statement (II): In paper chromatography, the material of paper acts as a stationary phase. In the light of the above statements, choose the correct answer from the options given below :
1. (A) $Statement I is true but Statement II is false$
2. (B) $Statement I is false but Statement II is true$
3. (C) $Both Statement I and Statement II are false$
4. (D) $Both Statement I and Statement II are true$
Show answerAnswer
$Answer: (A) Statement I is true but Statement II is false$
Question 5 · JEE Main 2025
Given below are two statements: Statement I: Hyperconjugation is not a permanent effect. Statement II: In general, greater the number of alkyl groups attached to a positively charged cation, greater is the hyperconjugation interaction and stabilization of the cation. In the light of the above statements, choose the correct answer from the options given below
1. (A) $Statement I is false but Statement II is true$
2. (B) $Statement I is true but Statement II is false$
3. (C) $Both Statement I and Statement II are false$
4. (D) $Both Statement I and Statement II are true$
Show answerAnswer
$Answer: (A) Statement I is false but Statement II is true$

Basics Of Organic Chemistry questions by year

Year	Questions	Share of chapter questions
2026	27
2025	33
2024	62
2023	19
2022	31
2021	32
2020	15
2019	21
2018	4
2017	7
2016	3

Practise these 254 questions with solutions

Free to start — 25 past-year questions a day with full written solutions, no card needed.

Start Basics Of Organic Chemistry practice free

FAQs

How many JEE Main questions have been asked from Basics Of Organic Chemistry?

EByAi's bank holds 254 real JEE Main questions from Basics Of Organic Chemistry, asked between 2016 and 2026 — about 23 per year on average. Every count is measured from actual papers, not estimated.

Is Basics Of Organic Chemistry important for JEE Main?

254 questions over 11 papers make Basics Of Organic Chemistry a high-weightage chapter in JEE Main Chemistry. The year-wise table above shows exactly how often it appears.

Can I solve Basics Of Organic Chemistry PYQs online for free?

Yes. EByAi lets you solve JEE Main past-year questions in the browser with written solutions — free daily practice, no card needed.

More JEE Main Chemistry chapters

All JEE Main Chemistry chapters →JEE Main overview →

Basics Of Organic Chemistry — JEE Main Previous Year Questions

254 solved PYQs · 2016–2026 · Chemistry

Solved PYQs

254

Years covered

2016–2026

Avg / year

~23

Subject

Chemistry

How many JEE Main questions come from Basics Of Organic Chemistry?

Sample Basics Of Organic Chemistry questions from real JEE Main papers

These are 5 real questions from the bank — exactly as asked, with the answer one tap away. All 254 Basics Of Organic Chemistry questions (with full written solutions) are available in practice.

Question 1 · JEE Main 2026
Given below are two statements : Statement I : Sublimation is used for the separation and purification of compounds with low melting point Statement II : The boiling point of a liquid increases as the external pressure is increased. In the light of the above statements, choose the correct answer from the options given below :
1. (A) $Both Statement I and Statement II are false$
2. (B) $Statement I is true but Statement II is false$
3. (C) $Both Statement I and Statement II are true$
4. (D) $Statement I is false but Statement II is true$
Show answerAnswer
$Answer: (A) Both Statement I and Statement II are false$
Question 2 · JEE Main 2026
Identify the correct statements: The presence of –NO2 group in benzene ring A. activates the ring towards electrophilic substitutions. B. deactivates the ring towards electrophilic substitutions. C. activates the ring towards nucleophilic substitutions. D. deactivates the ring towards nucleophilic substitutions. Choose the correct answer from the options given below:
1. (A) $A and D Only$
2. (B) $B and D Only$
3. (C) $C and A Only$
4. (D) $B and C Only$
Show answerAnswer
$Answer: (D) B and C Only$
Question 3 · JEE Main 2026
Given below are two statements : Statement I : Vapours of the liquid with higher boiling point condense before vapours of the liquid with lower boiling points in fractional distillation. Statement II : The vapours rising up in the fractionating column become richer in high boiling component of the mixture. In the light of the above statements, choose the correct answer from the options given below :
1. (A) $Both Statement I and Statement II are true$
2. (B) $Both Statement I and Statement II are false$
3. (C) $Statement I is true but Statement II is false$
4. (D) $Statement I is false but Statement II is true$
Show answerAnswer
$Answer: (C) Statement I is true but Statement II is false$
Question 4 · JEE Main 2025
Given below are two statements : Statement (I): In partition chromatography, stationary phase is a thin film of liquid present in the inert support. Statement (II): In paper chromatography, the material of paper acts as a stationary phase. In the light of the above statements, choose the correct answer from the options given below :
1. (A) $Statement I is true but Statement II is false$
2. (B) $Statement I is false but Statement II is true$
3. (C) $Both Statement I and Statement II are false$
4. (D) $Both Statement I and Statement II are true$
Show answerAnswer
$Answer: (A) Statement I is true but Statement II is false$
Question 5 · JEE Main 2025
Given below are two statements: Statement I: Hyperconjugation is not a permanent effect. Statement II: In general, greater the number of alkyl groups attached to a positively charged cation, greater is the hyperconjugation interaction and stabilization of the cation. In the light of the above statements, choose the correct answer from the options given below
1. (A) $Statement I is false but Statement II is true$
2. (B) $Statement I is true but Statement II is false$
3. (C) $Both Statement I and Statement II are false$
4. (D) $Both Statement I and Statement II are true$
Show answerAnswer
$Answer: (A) Statement I is false but Statement II is true$

Basics Of Organic Chemistry questions by year

Year	Questions	Share of chapter questions
2026	27
2025	33
2024	62
2023	19
2022	31
2021	32
2020	15
2019	21
2018	4
2017	7
2016	3

Practise these 254 questions with solutions

Free to start — 25 past-year questions a day with full written solutions, no card needed.

Start Basics Of Organic Chemistry practice free

FAQs

How many JEE Main questions have been asked from Basics Of Organic Chemistry?

Is Basics Of Organic Chemistry important for JEE Main?

254 questions over 11 papers make Basics Of Organic Chemistry a high-weightage chapter in JEE Main Chemistry. The year-wise table above shows exactly how often it appears.

Can I solve Basics Of Organic Chemistry PYQs online for free?

Yes. EByAi lets you solve JEE Main past-year questions in the browser with written solutions — free daily practice, no card needed.