JEE Main 2023 (Online) 8th April Morning Shift | Haloalkanes and Haloarenes Question 34 | Chemistry | JEE Main - ExamSIDE.com

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1

JEE Main 2023 (Online) 8th April Morning Shift

MCQ (Single Correct Answer)

+4

-1

Choose the halogen which is most reactive towards $$\mathrm{S}_{\mathrm{N}} 1$$ reaction in the given compounds (A, B, C & D)

JEE Main 2023 (Online) 8th April Morning Shift Chemistry - Haloalkanes and Haloarenes Question 27 English

A

$$\mathrm{A}-\mathrm{Br}_{(\mathrm{b})} ; \mathrm{B}-\mathrm{I}_{(\mathrm{a})} ; \mathrm{C}-\mathrm{Br}_{(\mathrm{a})} ; \mathrm{D}-\mathrm{Br}_{(\mathrm{a})}$$

B

$$\mathrm{A}-\mathrm{Br}_{(\mathrm{a})} ; \mathrm{B}-\mathrm{I}_{(\mathrm{a})} ; \mathrm{C}-\mathrm{Br}_{(\mathrm{a})} ; \mathrm{D}-\mathrm{Br}_{(\mathrm{a})}$$

C

$$\mathrm{A}-\mathrm{Br}_{(b)} ; \mathrm{B}-\mathrm{I}_{(b)} ; \mathrm{C}-\mathrm{Br}_{(b)} ; \mathrm{D}-\mathrm{Br}_{(\mathrm{b})}$$

D

$$\mathrm{A}-\mathrm{Br}_{(\mathrm{a})} ; \mathrm{B}-\mathrm{I}_{(\mathrm{a})} ; \mathrm{C}-\mathrm{Br}_{(b)} ; \mathrm{D}-\mathrm{Br}_{(\mathrm{a})}$$

2

JEE Main 2023 (Online) 6th April Morning Shift

MCQ (Single Correct Answer)

+4

-1

For the reaction

JEE Main 2023 (Online) 6th April Morning Shift Chemistry - Haloalkanes and Haloarenes Question 26 English

The correct statement is

A

The solvent used in the reaction solvates the ions formed in rate determining step.

B

Br$$^-$$ can act as competing nucleophile.

C

The reaction can occur in acetic acid also.

D

The transition state formed in the above reaction is less polar than the localised anion.

3

JEE Main 2023 (Online) 31st January Evening Shift

MCQ (Single Correct Answer)

+4

-1

In the following halogenated organic compounds, the one with the maximum number of chlorine atoms in its structure is :

A

Gammaxene

B

Chloropicrin

C

Chloral

D

Freon-12

4

JEE Main 2023 (Online) 31st January Morning Shift

MCQ (Single Correct Answer)

+4

-1

The correct order of melting points of dichlorobenzenes is

A

JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Haloalkanes and Haloarenes Question 43 English Option 1

B

JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Haloalkanes and Haloarenes Question 43 English Option 2

C

JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Haloalkanes and Haloarenes Question 43 English Option 3

D

JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Haloalkanes and Haloarenes Question 43 English Option 4

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