JEE Main 2021 Question Paper (26-Aug-2021) (Shift 1)

Question 1

The incorrect statement is:

Accepted Answer

${\mathrm{Cl}}_{2}$ is more reactive than $\mathrm{ClF}.$

Answer

${\mathrm{F}}_{2}$ is a stronger oxidizing agent than ${\mathrm{Cl}}_{2}$ in aqueous solution.

Answer

On hydrolysis, $\mathrm{ClF}$ forms $\mathrm{HOCl}$ and $\mathrm{HF}.$

Answer

${\mathrm{F}}_{2}$ is more reactive than $\mathrm{ClF}.$

Question 2

The major product formed in the following reaction is:

Accepted Answer

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Question 3

Given below are two statements:
Statement I : Frenkel defects are vacancy as well as interstitial defects.
Statement II : Frenkel defect leads to colour in ionic solids due to presence of F-centres.

Accepted Answer

Statement I is true but Statement II is false

Answer

Statement I is false but Statement II is true

Answer

Both Statement I and Statement II are false

Answer

Both Statement I and Statement II are true

Question 4

The major products formed in the following reaction sequence are $\mathrm{A}$ and $\mathrm{B}$:

Accepted Answer

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Question 5

The correct options for the products $\mathrm{A}$ and $\mathrm{B}$ of the following reactions are:

Accepted Answer

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