JEE Advanced 2025 Paper 1 Online | Chemical Bonding & Molecular Structure Question 2 | Chemistry | JEE Advanced - ExamSIDE.Com

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Physical Chemistry

Some Basic Concepts of Chemistry

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Structure of Atom

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Redox Reactions

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Gaseous State

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Chemical Equilibrium

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Ionic Equilibrium

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Solutions

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Thermodynamics

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Chemical Kinetics and Nuclear Chemistry

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Electrochemistry

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Solid State

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Surface Chemistry

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Inorganic Chemistry

Periodic Table & Periodicity

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Chemical Bonding & Molecular Structure

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Isolation of Elements

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Hydrogen

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s-Block Elements

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p-Block Elements

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d and f Block Elements

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Coordination Compounds

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Salt Analysis

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Organic Chemistry

Basics of Organic Chemistry

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Hydrocarbons

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Haloalkanes and Haloarenes

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Alcohols, Phenols and Ethers

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Aldehydes, Ketones and Carboxylic Acids

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Compounds Containing Nitrogen

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Polymers

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Biomolecules

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Chemistry in Everyday Life

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Practical Organic Chemistry

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1

JEE Advanced 2025 Paper 1 Online

MCQ (More than One Correct Answer)

+4

-2

Regarding the molecular orbital (MO) energy levels for homonuclear diatomic molecules, the INCORRECT statement(s) is(are)

A

Bond order of Ne₂ is zero.

B

The highest occupied molecular orbital (HOMO) of F₂ is $\sigma$-type.

C

Bond energy of $O_2^{+}$ is smaller than the bond energy of O₂.

D

Bond length of Li₂ is larger than the bond length of B₂.

2

JEE Advanced 2024 Paper 1 Online

MCQ (More than One Correct Answer)

+4

-2

The option(s) in which at least three molecules follow Octet Rule is(are)

A

$\mathrm{CO}_2, \mathrm{C}_2 \mathrm{H}_4, \mathrm{NO}$ and $\mathrm{HCl}$

B

$\mathrm{NO}_2, \mathrm{O}_3, \mathrm{HCl}$ and $\mathrm{H}_2 \mathrm{SO}_4$

C

$\mathrm{BCl}_3, \mathrm{NO}, \mathrm{NO}_2$ and $\mathrm{H}_2 \mathrm{SO}_4$

D

$\mathrm{CO}_2, \mathrm{BCl}_3, \mathrm{O}_3$ and $\mathrm{C}_2 \mathrm{H}_4$

3

JEE Advanced 2019 Paper 1 Offline

MCQ (More than One Correct Answer)

+4

-1

Each of the following options contains a set of four molecules. Identify the option(s) where all four molecules posses permanent dipole moment at room temperature.

A

SO₂, C₆H₅Cl, H₂Se, BrF₅

B

BeCl₂, CO₂, BCl₃, CHCl₃

C

NO₂, NH₃, POCl₃, CH₃Cl

D

BF₃, O₃, SF₆, XeF₆

4

JEE Advanced 2016 Paper 2 Offline

MCQ (More than One Correct Answer)

+4

-2

According to Molecular Orbital Theory, which of the following statements is(are) correct?

A

$$C_2^{2-}$$ is expected to be diamagnetic

B

$$O_2^{2+}$$ expected to have a longer bond length than O₂

C

$$N_2^+$$ and $$N_2^-$$ have the same bond order

D

$$He_2^+$$ has the same energy as two isolated He atoms

Questions Asked from MCQ (Multiple Correct Answer)

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