Chemical Bonding- JEE Mains Previous Year Questions with Solutions and Weightage

Chemical Bonding contributes around 6.6% of the total marks in JEE Mains, the aspirants can expect 2-3 questions from chemical bonding in the exam.

The most commonly asked questions and subjects of Chemical Bonding from JEE Main and JEE Advanced include ionic bonds, covalent bonds, the polarity of a bond, hybridization, molecular orbital theory, resonance, and the shape of a molecule.

JEE Main Chemistry contains 25 questions. 20 MCQ-based questions and 5 Numerical Value Based Questions, with a marking scheme of +4 marks for correct answers and -1 mark for incorrect answers.

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Listed below is the list of Chemical Bonding questions with detailed solutions asked in JEE Main.

Chemical Bonding- JEE Mains Previous Year Question with Solutions and Weightage

Question 1

A. 8
B. 10
C. 12
D. 14

View Solution

Question 2.

EA > EB > EC > ED
ED > EC > EA > EB
ED > EC > EB > EA
EB > EA > EC > ED

Question 3.

View Solution

Question 4.

A-IV, B-II, C-I, D-III
A-III, B-II, C-I, D-IV
A-IV, B-I, C-III, D-II
A-II, B-IV, C-III, D-I

View Solution

Question 5.

View Solution

Question 6.

Which of the following compounds exhibits ionic bonding? [JEE Main 2025]

NaCl
CCl4
CO2
SO2

View Solution

Question 7.

Both Statement I and Statement II are correct
Both Statement I and Statement II are incorrect
Statement I is correct, but Statement II is incorrect
Statement I is incorrect, but Statement Il is correct

View Solution

Question 8.

A-II, B-III, C-I, D-IV
A-III, B-IV, C-II, D-I
A-II, B-IV, C-III, D-I
A-III, B-II, C-IV, D-I

Question 9.

Question 10.

Question 11.

Question 12.

Question 13.

Question 14.

What is the effect that occurs between lone pair and pi bond? [JEE Main 2024]

Inductive effect
Electromeric effect
Resonance effect
Hyperconjugation

View Solution

Question 15.

View Solution

JEE Main Chemistry Paper Pattern

JEE Main Chemistry Chapter - Wise Weightage

The JEE Main 2025 Chemistry Chapter is divided into 3 sections i.e. Inorganic Chemistry, Organic Chemistry, and Physical Chemistry.

The major topics in Inorganic Chemistry are, Transition Elements, Coordination Compounds, and Periodic Table and p-Block Elements account for 9.9% (3-4 questions). Whereas, Atomic Structure, Chemical Bonding, and Environmental Chemistry account for 6.6% each, or about 2 questions.

In Organic Chemistry, the Biomolecules, Carbohydrates, and Carboxylic Acids chapters hold 6.6% weightage each. Aromatic Compounds and Hydrocarbons sections have 3.3%, so organic chemistry is an important subject.

The Physical Chemistry chapters of Chemical Kinetics and Electrochemistry hold 3.3% each or 1 question each. They are compulsory but have less weightage as compared to inorganic and organic chemistry.

JEE Main 2025 Chemistry Chapter-Wise Weightage

Chapter	Approximate Weightage (%)	Number of Questions
Transition Elements and Coordination Compounds	9.9%	3-4
Periodic Table and p-Block Elements	9.9%	3-4
Atomic Structure	6.6%	2
Nuclear and Environmental Chemistry	6.6%	2
Chemical Bonding and Molecular Structure	6.6%	2
Chemical and Ionic Equilibrium	6.6%	2
Thermodynamics and the Gaseous State	6.6%	2
Biomolecules	6.6%	2
Carbohydrates, Amino Acids, and Polymers	6.6%	2
Carboxylic Acids and their Derivatives	6.6%	2
Aromatic Compounds	6.6%	2
General Organic Chemistry	3.3%	1
Stereochemistry	3.3%	1
Hydrocarbons	3.3%	1
Alkyl Halides	3.3%	1
Solutions and Colligative Properties	3.3%	1
Electrochemistry	3.3%	1
Chemical Kinetics	3.3%	1
Redox Reactions	3.3%	1
Mole Concept	3.3%	1
Solid State and Surface Chemistry	3.3%	1
Transition Elements	3.3%	1
Coordination Compounds	3.3%	1
General Principles of Metallurgy	3.3%	1

The inorganic Chemistry section has the highest weightage of 35% in the JEE Main Chemistry Paper.
Organic Chemistry has a weightage of approx 20-25%.
Physical Chemistry is about 15-20% of the total questions.

JEE Main Last 5 Year Chemistry Papers Pdf

JEE Main 2024 Chemistry Question Paper Session 1

Exam Date	Question Paper	Solution PDF
JEE Main 2024 Feb 1 Shift 2 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 Feb 1 Shift 1 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 Jan 31 Shift 2 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 Jan 31 Shift 1 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 Jan 30 Shift 2 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 Jan 30 Shift 1 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 Jan 29 Shift 2 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 Jan 29 Shift 1 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 Jan 27 Shift 2 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 Jan 27 Shift 1 Chemistry Question Paper	Download	Check Solution

JEE Main 2024 Chemistry Question Paper Session 2

Exam Date and Shift	Question Paper	Solution PDF
JEE Main 2024 April 4 Shift 1 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 April 4 Shift 2 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 April 5 Shift 1 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 April 5 Shift 2 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 April 6 Shift 1 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 April 6 Shift 2 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 April 8 Shift 1 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 April 8 Shift 2 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 April 9 Shift 1 Chemistry Question Paper	Download	Check Solution
JEE Main 2024 April 9 Shift 2 Chemistry Question Paper	Download	Check Solution

JEE Main 2023 Chemistry Question Paper Session 2

Exam Date	Chemistry Question Paper 2023
Chemistry 6 April Shift 1 Question Paper	Check Here
Chemistry 6 April Shift 2 Question Paper	Check Here
Chemistry 8 April Shift 1 Question Paper	Check Here
Chemistry 8 April Shift 2 Question Paper	Check Here
Chemistry 10 April Shift 1 Question Paper	Check Here
Chemistry 10 April Shift 2 Question Paper	Check Here
Chemistry 11 April Shift 1 Question Paper	Check Here
Chemistry 11 April Shift 2 Question Paper	Check Here
Chemistry 12 April Shift 1 Question Paper	Check Here
Chemistry 13 April Shift 1 Question Paper	Check Here
Chemistry 13 April Shift 2 Question Paper	Check Here
Chemistry 15 April Shift 1 Question Paper	Check Here

JEE Main 2023 Chemistry Question Paper Session 1

Exam Date and Shift	Chemistry Question Paper 2023
Chemistry 24 January Shift 1 Question Paper	Check Here
2023 Chemistry 24 January Shift 2 Question Paper	Check Here
Chemistry 25 January Shift 1 Question Paper	Check Here
Chemistry 25 January Shift 2 Question Paper	Check Here
Chemistry 29 January Shift 1 Question Paper	Check Here
Chemistry 29 January Shift 2 Question Paper	Check Here
Chemistry 30 January Shift 1 Question Paper	Check Here
Chemistry 30 January Shift 2 Question Paper	Check Here
Chemistry 31 January Shift 1 Question Paper	Check Here
Chemistry 31 January Shift 2 Question Paper	Check Here
Chemistry 1 February Shift 1 Question Paper	Check Here
Chemistry 1 February Shift 2 Question Paper	Check Here

JEE Main 2022 Chemistry Question Paper with Solution PDF- Phase 2

Exam Date	Shift/ Slot	Question Paper PDF
July 25	Shift 1	Check Here
July 25	Shift 2	Check Here
July 26	Shift 1	Check Here
July 26	Shift 2	Check Here
July 27	Shift 1	Check Here
July 27	Shift 2	Check Here
July 28	Shift 1	Check Here
July 28	Shift 2	Check Here
July 29	Shift 1	Check Here
July 29	Shift 2	Check Here

JEE Main 2022 Chemistry Question Paper with Solution PDF- Phase 1

Exam Date	Shift/ Slot	Question Paper PDF
June 29	Shift 1	Check Here
June 29	Shift 2	Check Here
June 28	Shift 1	Check Here
June 28	Shift 2	Check Here
June 27	Shift 1	Check Here
June 27	Shift 2	Check Here
June 26	Shift 1	Check Here
June 26	Shift 2	Check Here
June 25	Shift 1	Check Here
June 25	Shift 2	Check Here
June 24	Shift 1	Check Here
June 24	Shift 2	Check Here

JEE Main 2021 Chemistry Question Paper with Solution (Session 4- August)- Download PDF

Exam Date	Shift/ Slot	Question Paper PDF
August 26	Shift 1	Check Here
August 26	Shift 2	Check Here
August 27	Shift 1	Check Here
August 27	Shift 2	Check Here
August 31	Shift 1	Check Here
August 31	Shift 2	Check Here
September 1	Shift 2	Check Here

JEE Main 2021 Chemistry Question Paper with Solution (Session 3- July)- Download PDF

Exam Date	Shift/ Slot	Question Paper PDF
July 22	Shift 2	Check Here
July 25	Shift 1	Check Here
July 25	Shift 2	Check Here
July 27	Shift 1	Check Here
August 3	Shift 1	Check Here
August 3	Shift 2	Check Here
August 4	Shift 1	Check Here
August 4	Shift 2	Check Here

JEE Main 2021 Chemistry Question Paper with Solution (Session 2- March)- Download PDF

Exam Date	Shift/ Slot	Question Paper PDF
March 16	Shift 1	Check Here
March 16	Shift 2	Check Here
March 17	Shift 1	Check Here
March 17	Shift 2	Check Here
March 18	Shift 1	Check Here
March 18	Shift 2	Check Here

JEE Main 2021 Chemistry Question Paper with Solution (Session 1- February)- Download PDF

Exam Date	Shift/ Slot	Question Paper PDF
February 24	Shift 1	Check Here
February 24	Shift 2	Check Here
February 25	Shift 1	Check Here
February 25	Shift 2	Check Here
February 26	Shift 1	Check Here
February 26	Shift 2	Check Here

JEE Main 2020 Chemistry Question Paper with Solutions (Session 2- September)- Download PDF

Exam Date	Shift/ Slot	JEE Main Question Paper PDF
September 2	Shift 1	Check Here
September 2	Shift 2	Check Here
September 3	Shift 1	Check Here
September 3	Shift 2	Check Here
September 4	Shift 1	Check Here
September 4	Shift 2	Check Here
September 5	Shift 1	Check Here
September 5	Shift 2	Check Here
September 6	Shift 1	Check Here
September 6	Shift 2	Check Here

JEE Main 2020 Chemistry Question Paper with Solutions (Session 1- January)- Download PDF

Exam Date	Shift/ Slot	JEE Main Question Paper PDF
January 8	Shift 1	Check Here
January 8	Shift 2	Check Here
January 9	Shift 1	Check Here
January 9	Shift 2	Check Here

Important Topics Related to Chemical Bonding Chemistry

Frequently Asked Questions

Q1. What is the weightage of chemical Bonding in JEE Mains?

Answer: Chemical Bonding contributes around 6.6% of the total marks in JEE Main, which is approximately 1-2 questions in the exam.

Topics Covered:

Ionic Bonding: Understand by lattice energy, by Born-Haber cycle, and by properties of ionic compounds.
Covalent Bonding: Study on valence bond theory, hybridization (one on sp, one on sp², one on sp³), precise bond angles, and the full concept upon resonance.
Molecular Orbital Theory: Discover the process of molecular orbital creation along with its use for predicting both the bonding and magnetic properties of molecules.
Polarity of Molecules: Understand how bond polarity affects the properties of molecules. Also, understand how dipole moments affect the properties of molecules.

Q2. Is chemical Bonding important for JEE Mains?

Answer: Yes, Chemical Bonding is an important chapter for JEE Main preparation. It helps in understanding the structure and behavior of molecules, which is required not only for Physical Chemistry but also for Inorganic Chemistry.

As per the previous years the weightage and number of questions of Chemical Bonding in the JEE Mains exams

Year	Number of Questions on Chemical Bonding	Weightage
2023	1-2 questions	3-4%
2022	1 question	3%
2021	1-2 questions	3-5%
2020	1 question	3%

Q3. Which part of Chemistry has more weightage in JEE Mains?

Answer: As per the JEE Main Paper analysis, the weightage of Chemistry in JEE Main Paper is as follows:

Physical and Inorganic Chemistry: Each contributes approximately 30% of the total Chemistry marks.
Organic Chemistry: Accounts for about 35% of the total Chemistry marks.

The JEE Main Chemistry important topics in each section are as follows:

Part of Chemistry	Weightage in JEE Mains	Key Topics
Physical Chemistry	30%	Thermodynamics, Chemical Kinetics, Chemical Equilibrium, Electrochemistry, Solutions, Redox Reactions, Surface Chemistry
Inorganic Chemistry	30%	Periodic Table and p-Block Elements, d-Block and f-Block Elements, Coordination Compounds, Qualitative Analysis, Chemical Bonding
Organic Chemistry	35%	General Organic Chemistry, Stereochemistry, Hydrocarbons, Functional Groups (Alcohols, Ethers, Aldehydes, Ketones, Carboxylic Acids, etc.), Reaction Mechanisms, Polymers

Q4.Chemical Bonding Important Topics for JEE Mains

Answer: Chemical Bonding is an important topic in JEE Main Chemistry, and it helps in understanding molecular interactions.

As it has a weightage of 6.6% of the total marks in the JEE Main, the students can expect 1-2 questions in the JEE Main exam from this topic.

Here are the important topics of Chemical Bonding:

Topic	Details
Ionic Bonding	Lattice energy, Born-Haber cycle, properties of ionic compounds, solubility, and electrical conductivity.
Covalent Bonding	Valence Bond Theory (VBT), hybridization (sp, sp², sp³), bond angles, and resonance structures.
Molecular Orbital Theory (MOT)	Molecular orbital formation, bond order, paramagnetism, diamagnetism, and energy diagrams.
Hybridization	sp, sp², sp³, and their implications on bond angles and geometry.
Polarity of Molecules	Dipole moment, molecular polarity, and the impact on molecular shape and behavior.

Chemical Bonding- JEE Mains Previous Year Questions with Solutions and Weightage

JEE Main Chemistry Paper Pattern

JEE Main Chemistry Chapter - Wise Weightage

JEE Main Last 5 Year Chemistry Papers Pdf

JEE Main 2024 Chemistry Question Paper Session 1

JEE Main 2024 Chemistry Question Paper Session 2

JEE Main 2023 Chemistry Question Paper Session 2

JEE Main 2023 Chemistry Question Paper Session 1

JEE Main 2022 Chemistry Question Paper with Solution PDF- Phase 2

JEE Main 2022 Chemistry Question Paper with Solution PDF- Phase 1

JEE Main 2021 Chemistry Question Paper with Solution (Session 4- August)- Download PDF

JEE Main 2021 Chemistry Question Paper with Solution (Session 3- July)- Download PDF

JEE Main 2021 Chemistry Question Paper with Solution (Session 2- March)- Download PDF

JEE Main 2021 Chemistry Question Paper with Solution (Session 1- February)- Download PDF

JEE Main 2020 Chemistry Question Paper with Solutions (Session 2- September)- Download PDF

JEE Main 2020 Chemistry Question Paper with Solutions (Session 1- January)- Download PDF

Frequently Asked Questions

Q1. What is the weightage of chemical Bonding in JEE Mains?

Topics Covered:

Q2. Is chemical Bonding important for JEE Mains?

Q3. Which part of Chemistry has more weightage in JEE Mains?

Q4.Chemical Bonding Important Topics for JEE Mains

JEE Main Questions

1.
Let $a_1,a_2,a_3,a_4$ be an A.P. of four terms such that each term of the A.P. and its common difference are integers. If $a_1+a_2+a_3+a_4=48$ and $a_1^2a_2a_3a_4+1^4=361$, then the largest term of the A.P. is equal to

3.
If the sum of first 4 terms of an A.P. is \(6\) and the sum of first 6 terms is \(4\), then the sum of first 12 terms of the A.P. is

4.
From the following, how many compounds contain at least one secondary alcohol?

5.
Let \( f(x) = \begin{cases} \frac{ax^2 + 2ax + 3}{4x^2 + 4x - 3}, & x \neq -\frac{3}{2}, \frac{1}{2} \\ b, & x = -\frac{3}{2}, \frac{1}{2} \end{cases} \) be continuous at \( x = -\frac{3}{2} \). If \( f(x) = \frac{7}{5} \), then \( x \) is equal to :

6.
Identify A in the following reaction.

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JEE Main Chemistry Paper Pattern

JEE Main Chemistry Chapter - Wise Weightage

JEE Main Last 5 Year Chemistry Papers Pdf

JEE Main 2024 Chemistry Question Paper Session 1

JEE Main 2024 Chemistry Question Paper Session 2

JEE Main 2023 Chemistry Question Paper Session 2

JEE Main 2023 Chemistry Question Paper Session 1

JEE Main 2022 Chemistry Question Paper with Solution PDF- Phase 2

JEE Main 2022 Chemistry Question Paper with Solution PDF- Phase 1

JEE Main 2021 Chemistry Question Paper with Solution (Session 4- August)- Download PDF

JEE Main 2021 Chemistry Question Paper with Solution (Session 3- July)- Download PDF

JEE Main 2021 Chemistry Question Paper with Solution (Session 2- March)- Download PDF

JEE Main 2021 Chemistry Question Paper with Solution (Session 1- February)- Download PDF

JEE Main 2020 Chemistry Question Paper with Solutions (Session 2- September)- Download PDF

JEE Main 2020 Chemistry Question Paper with Solutions (Session 1- January)- Download PDF

Frequently Asked Questions

Q1. What is the weightage of chemical Bonding in JEE Mains?

Topics Covered:

Q2. Is chemical Bonding important for JEE Mains?

Q3. Which part of Chemistry has more weightage in JEE Mains?

Q4.Chemical Bonding Important Topics for JEE Mains

JEE Main Questions

1.Let $a_1,a_2,a_3,a_4$ be an A.P. of four terms such that each term of the A.P. and its common difference are integers. If $a_1+a_2+a_3+a_4=48$ and $a_1^2a_2a_3a_4+1^4=361$, then the largest term of the A.P. is equal to

3.If the sum of first 4 terms of an A.P. is \(6\) and the sum of first 6 terms is \(4\), then the sum of first 12 terms of the A.P. is

4.From the following, how many compounds contain at least one secondary alcohol?

5.Let \( f(x) = \begin{cases} \frac{ax^2 + 2ax + 3}{4x^2 + 4x - 3}, & x \neq -\frac{3}{2}, \frac{1}{2} \\ b, & x = -\frac{3}{2}, \frac{1}{2} \end{cases} \) be continuous at \( x = -\frac{3}{2} \). If \( f(x) = \frac{7}{5} \), then \( x \) is equal to :

6.Identify A in the following reaction.

Comments

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1.
Let $a_1,a_2,a_3,a_4$ be an A.P. of four terms such that each term of the A.P. and its common difference are integers. If $a_1+a_2+a_3+a_4=48$ and $a_1^2a_2a_3a_4+1^4=361$, then the largest term of the A.P. is equal to

3.
If the sum of first 4 terms of an A.P. is \(6\) and the sum of first 6 terms is \(4\), then the sum of first 12 terms of the A.P. is

4.
From the following, how many compounds contain at least one secondary alcohol?

5.
Let \( f(x) = \begin{cases} \frac{ax^2 + 2ax + 3}{4x^2 + 4x - 3}, & x \neq -\frac{3}{2}, \frac{1}{2} \\ b, & x = -\frac{3}{2}, \frac{1}{2} \end{cases} \) be continuous at \( x = -\frac{3}{2} \). If \( f(x) = \frac{7}{5} \), then \( x \) is equal to :

6.
Identify A in the following reaction.