Given below are two statements: Statement I: A hypothetical diatomic molecule with bond order zero is quite stable. Statement II: As bond order increases, the bond length decreases. In the light of the above statements, choose the most appropriate answer from the options given below:

Both Statement I and Statement II are false

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 true

Which one of the following represents all isoelectronic species ?

$$\mathrm{Ca}^{2+}, \mathrm{Ar}, \mathrm{K}^{+}, \mathrm{Cl}^{-}$$

$$\mathrm{Na}^{+}, \mathrm{Cl}^{-}, \mathrm{O}^{-}, \mathrm{NO}^{+}$$

$$\mathrm{N}_2 \mathrm{O}, \mathrm{N}_2 \mathrm{O}_4, \mathrm{NO}^{+}, \mathrm{NO}$$

$$\mathrm{Na}^{+}, \mathrm{Mg}^{2+}, \mathrm{O}^{-}, \mathrm{F}^{-}$$

Which one of the following statements is incorrect related to Molecular Orbital Theory?

Molecular orbitals obtained from $$2 \mathrm{P}_{\mathrm{x}}$$ and $$2 \mathrm{P}_{\mathrm{y}}$$ orbitals are symmetrical around the bond axis.

The $$\pi^*$$ antibonding molecular orbital has a node between the nuclei.

In the formation of bonding molecular orbital, the two electron waves of the bonding atoms reinforce each other.

A $$\pi$$-bonding molecular orbital has larger electron density above and below the internuclear axis.

Chemical Bonding And Molecular Structure — NEET Previous Year Questions

50 solved PYQs · 2016–2026 · Chemistry

Solved PYQs: 50
Years covered: 2016–2026
Avg / year: ~5
Subject: Chemistry

How many NEET questions come from Chemical Bonding And Molecular Structure?

Chemical Bonding And Molecular Structure has contributed 50 questions to National Eligibility cum Entrance Test (UG) papers between 2016 and 2026 — an average of about 5 questions a year. That count is measured from EByAi’s bank of 46,150 NEET questions, not estimated from a syllabus. Every one of the 50 questions carries a written, step-by-step solution, and each is tagged to Chemical Bonding And Molecular Structure 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 Chemical Bonding And Molecular Structure questions from real NEET papers

These are 5 real questions from the bank — exactly as asked, with the answer one tap away. All 50 Chemical Bonding And Molecular Structure questions (with full written solutions) are available in practice.

Question 1 · NEET 2025
Given below are two statements:

Statement I: A hypothetical diatomic molecule with bond order zero is quite stable.

Statement II: As bond order increases, the bond length decreases.

In the light of the above statements, choose the most appropriate 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) $Both Statement I and Statement II are true$
4. (D) $Both Statement I and Statement II are false$
Show answerAnswer
$Answer: (D) Both Statement I and Statement II are false$
Question 2 · NEET 2023
Which one of the following represents all isoelectronic species ?
1. (A) $Na^{+}, Cl^{-}, O^{-}, NO^{+}$
2. (B) $N_{2} O, N_{2} O_{4}, NO^{+}, NO$
3. (C) $Na^{+}, Mg^{2 +}, O^{-}, F^{-}$
4. (D) $Ca^{2 +}, Ar, K^{+}, Cl^{-}$
Show answerAnswer
$Answer: (D) Ca^{2 +}, Ar, K^{+}, Cl^{-}$
Question 3 · NEET 2023
Which one of the following statements is incorrect related to Molecular Orbital Theory?
1. (A) $The π^{*} antibonding molecular orbital has a node between the nuclei.$
2. (B) $In the formation of bonding molecular orbital, the two electron waves of the bonding atoms reinforce each other.$
3. (C) $Molecular orbitals obtained from 2 P_{x} and 2 P_{y} orbitals are symmetrical around the bond axis.$
4. (D) $A π -bonding molecular orbital has larger electron density above and below the internuclear axis.$
Show answerAnswer
$Answer: (C) Molecular orbitals obtained from 2 P_{x} and 2 P_{y} orbitals are symmetrical around the bond axis.$
Question 4 · NEET 2023
Taking stability as the factor, which one of the following represents correct relationship?
1. (A) $InI_3 > InI$
2. (B) $AlCl > AlCl_3$
3. (C) $TlI > TlI_3$
4. (D) $TlCl_3 > TlCl$
Show answerAnswer
$Answer: (C) TlI > TlI_3$
Question 5 · NEET 2023
Intermolecular forces are forces of attraction and repulsion between interacting particles that will include:

A. dipole-dipole forces.

B. dipole-induced dipole forces

C. hydrogen bonding

D. covalent bonding

E. dispersion forces

Choose the most appropriate answer from the options given below :
1. (A) $A, B, C, D are correct$
2. (B) $A, B, C, E are correct$
3. (C) $A, C, D, E are correct$
4. (D) $B, C, D, E are correct$
Show answerAnswer
$Answer: (B) A, B, C, E are correct$

Chemical Bonding And Molecular Structure questions by year

Year	Questions	Share of chapter questions
2026	3
2025	3
2024	9
2023	8
2022	5
2021	4
2020	2
2019	4
2018	2
2017	3
2016	7

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FAQs

How many NEET questions have been asked from Chemical Bonding And Molecular Structure?

EByAi's bank holds 50 real NEET questions from Chemical Bonding And Molecular Structure, asked between 2016 and 2026 — about 5 per year on average. Every count is measured from actual papers, not estimated.

Is Chemical Bonding And Molecular Structure important for NEET?

50 questions over 11 papers make Chemical Bonding And Molecular Structure a steady-weightage chapter in NEET Chemistry. The year-wise table above shows exactly how often it appears.

Can I solve Chemical Bonding And Molecular Structure PYQs online for free?

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