NEET 2023 Manipur | Chemical Bonding and Molecular Structure Question 16 | Chemistry | NEET - 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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Electrochemistry

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Chemical Kinetics

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Nuclear Chemistry

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Solid State

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Surface Chemistry

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Inorganic Chemistry

Periodic Table and Periodicity

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Chemical Bonding and Molecular Structure

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Processes of Isolation of Elements

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s-Block Elements

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Hydrogen

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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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Environmental Chemistry

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Organic Chemistry

Some Basic Concepts of Organic Chemistry

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Hydrocarbons

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Haloalkanes and Haloarenes

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Alcohol, Phenols and Ethers

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Aldehydes, Ketones and Carboxylic Acids

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Organic 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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1

NEET 2023 Manipur

MCQ (Single Correct Answer)

+4

-1

Given below are two statements:

Statement I : Hydrated chlorides and bromides of $$\mathrm{Ca}, \mathrm{Sr}$$ and $$\mathrm{Ba}$$ on heating undergo hydrolysis.

Statement II : Hydrated chlorides and bromides of $$\mathrm{Be}$$ and $$\mathrm{Mg}$$ on heating undergo dehydration.

In the light of the above statements, choose the correct answer from the options given below :

A

Statement-I is correct but Statement-II is false.

B

Statement-I is incorrect but Statement-II is true.

C

Both Statement-I and Statement-II are true.

D

Both Statement-I and Statement-II are false.

2

NEET 2023

MCQ (Single Correct Answer)

+4

-1

Amongst the following, the total number of species NOT having eight electrons around central atom in its outer most shell, is

$$\mathrm{NH}_{3}, \mathrm{AlCl}_{3}, \mathrm{BeCl}_{2}, \mathrm{CCl}_{4}, \mathrm{PCl}_{5}$$ :

A

2

B

4

C

1

D

3

3

NEET 2023

MCQ (Single Correct Answer)

+4

-1

The correct order of energies of molecular orbitals of $$\mathrm{N}_{2}$$ molecule, is

A

$$\sigma 1 \mathrm{~s} < \sigma^{*} 1 \mathrm{~s} < \sigma 2 \mathrm{~s} < \sigma^{*} 2 \mathrm{~s} < \sigma 2 \mathrm{p}_{\mathrm{z}} < \left(\pi 2 \mathrm{p}_{\mathrm{x}}=\pi 2 \mathrm{p}_{\mathrm{y}}\right) < \left(\pi^{*} 2 \mathrm{p}_{\mathrm{x}}=\pi^{*} 2 \mathrm{p}_{\mathrm{y}}\right) < \sigma^{*} 2 \mathrm{p}_{\mathrm{z}}$$

B

$$\sigma 1 \mathrm{~s} <\sigma^{*} 1 \mathrm{~s} <\sigma 2 \mathrm{~s} < \sigma^{*} 2 \mathrm{~s} < \sigma 2 \mathrm{p}_{\mathrm{z}} < \sigma^{*} 2 \mathrm{p}_{\mathrm{z}} < \left(\pi 2 \mathrm{p}_{\mathrm{x}}=\pi 2 \mathrm{p}_{\mathrm{y}}\right) < \left(\pi^{*} 2 \mathrm{p}_{\mathrm{x}}=\pi^{*} 2 \mathrm{p}_{\mathrm{y}}\right)$$

C

$$\sigma 1 \mathrm{~s} <\sigma^{*} 1 \mathrm{~s} <\sigma 2 \mathrm{~s} < \sigma^{*} 2 \mathrm{~s} < \left(\pi 2 \mathrm{p}_{\mathrm{x}}=\pi 2 \mathrm{p}_{\mathrm{y}}\right) < \left(\pi^{*} 2 \mathrm{p}_{\mathrm{x}}=\pi^{*} 2 \mathrm{p}_{\mathrm{y}}\right) < \sigma 2 \mathrm{p}_{\mathrm{z}} < \sigma^{*} 2 \mathrm{p}_{\mathrm{z}}$$

D

$$\sigma 1 \mathrm{~s} <\sigma^{*} 1 \mathrm{~s} <\sigma 2 \mathrm{~s} < \sigma^{*} 2 \mathrm{~s} < \left(\pi 2 \mathrm{p}_{\mathrm{x}}=\pi 2 \mathrm{p}_{\mathrm{y}}\right) < \sigma 2 \mathrm{p}_{\mathrm{z}} < \left(\pi^{*} 2 \mathrm{p}_{\mathrm{x}}=\pi^{*} 2 \mathrm{p}_{\mathrm{y}}\right) < \sigma^{*} 2 \mathrm{p}_{\mathrm{z}}$$

4

NEET 2023

MCQ (Single Correct Answer)

+4

-1

Taking stability as the factor, which one of the following represents correct relationship?

A

InI$$_3$$ > lnI

B

AlCl > AlCl$$_3$$

C

TlI > TlI$$_3$$

D

TlCl$$_3$$ > TlCl

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