1
JEE Main 2023 (Online) 10th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The correct order for acidity of the following hydroxyl compound is :

A. $$\mathrm{CH}_{3} \mathrm{OH}$$

B. $$\left(\mathrm{CH}_{3}\right)_{3} \mathrm{COH}$$

C. JEE Main 2023 (Online) 10th April Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 28 English 1

D. JEE Main 2023 (Online) 10th April Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 28 English 2

E. JEE Main 2023 (Online) 10th April Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 28 English 3

Choose the correct answer from the options given below:

A
E > C > D > A > B
B
D > E > C > A > B
C
E > D > C > B > A
D
C > E > D > B > A
2
JEE Main 2023 (Online) 10th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Incorrect method of preparation for alcohols from the following is:

A
Hydroboration-oxidation of alkene.
B
Reaction of Ketone with $$\mathrm{RMgBr}$$ followed by hydrolysis.
C
Ozonolysis of alkene.
D
Reaction of alkyl halide with aqueous $$\mathrm{NaOH}$$.
3
JEE Main 2023 (Online) 10th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Suitable reaction condition for preparation of Methyl phenyl ether is

A
Benzene, MeBr
B
$$\mathrm{Ph{O^\Theta }N{a^ \oplus }}$$, MeBr
C
Ph - Br, $$\mathrm{Me{O^\Theta }N{a^ \oplus }}$$
D
$$\mathrm{Ph{O^\Theta }N{a^ \oplus }}$$, MeOH
4
JEE Main 2023 (Online) 8th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Butan -1- ol has higher boiling point than ethoxyethane.

Reason R: Extensive hydrogen bonding leads to stronger association of molecules.

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

A
A is false but R is true
B
Both A and R are true but R is not the correct explanation of A
C
Both A and R are true and R is the correct explanation of A
D
A is true but R is false
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