JEE Main 2023 (Online) 25th January Evening Shift | Basics of Organic Chemistry Question 6 | Chemistry

JEE Main 2023 (Online) 25th January Evening Shift

MCQ (Single Correct Answer)

-1

Match List I with List II

	List I Isomeric pairs		List II Type of isomers
A.	Propanamine and N-Methylethanamine	I.	Metamers
B.	Hexan-2-one and Hexan-3-one	II.	Positional isomers
C.	Ethanamide and Hydroxyethanimine	III.	Functional isomers
D.	o-nitrophenol and p-nitrophenol	IV.	Tautomers

Choose the correct answer from the options given below :

A-III, B-I, C-IV, D-II

A-III, B-IV, C-I, D-II

A-II, B-III, C-I, D-IV

A-IV, B-III, C-I, D-II

JEE Main 2023 (Online) 25th January Morning Shift

MCQ (Single Correct Answer)

-1

Which of the following conformations will be the most stable?

JEE Main 2023 (Online) 25th January Morning Shift Chemistry - Basics of Organic Chemistry Question 4 English Option 1

JEE Main 2023 (Online) 25th January Morning Shift Chemistry - Basics of Organic Chemistry Question 4 English Option 2

JEE Main 2023 (Online) 25th January Morning Shift

MCQ (Single Correct Answer)

-1

The correct order in aqueous medium of basic strength in case of methyl substituted amines is :

$$\mathrm{NH_3 > Me_3N > MeNH_2 > Me_2NH}$$

$$\mathrm{Me_3N > Me_2NH > MeNH_2 > NH_3}$$

$$\mathrm{Me_2NH > MeNH_2 > Me_3N > NH_3}$$

$$\mathrm{Me_2NH > Me_3N > MeNH_2 > NH_3}$$

JEE Main 2023 (Online) 24th January Evening Shift

MCQ (Single Correct Answer)

-1

Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R

Assertion A : Benzene is more stable than hypothetical cyclohexatriene

Reason R : The delocalised $$\pi$$ electron cloud is attracted more strongly by nuclei of carbon atoms.

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

A is true but R is false

Both A and R are correct and R is the correct explanation of A

Both A and R are correct but R is NOT the correct explanation of A

A is false but R is true

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