1
JEE Main 2022 (Online) 24th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Hex-4-ene-2-ol on treatment with PCC gives 'A'. 'A' on reaction with sodium hypoiodite gives 'B', which on further heating with soda lime gives 'C'. The compound 'C' is :

A
2-pentene
B
proponaldehyde
C
2-butene
D
4-methylpent-2-ene
2
JEE Main 2021 (Online) 31st August Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product formed in the following reaction is :

JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 75 English
A
JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 75 English Option 1
B
JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 75 English Option 2
C
JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 75 English Option 3
D
JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 75 English Option 4
3
JEE Main 2021 (Online) 31st August 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) : Treatment of bromine water with propene yields 1-bromopropan-2-ol.

Reason (R) : Attack of water on bromonium ion follows Markovnikov rule and results in 1-bromopropan-2-ol.

In the light of the above statements, choose the most appropriate answer from the options given below :
A
Both (A) and (R) are true but (R) is not the correct explanation of (A)
B
(A) is false but (R) is true
C
Both (A) and (R) are true and (R) is the correct explanation of (A)
D
(A) is true but (R) is false
4
JEE Main 2021 (Online) 27th August Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product of the following reaction, if it occurs by SN2 mechanism is :

JEE Main 2021 (Online) 27th August Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 76 English
A
JEE Main 2021 (Online) 27th August Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 76 English Option 1
B
JEE Main 2021 (Online) 27th August Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 76 English Option 2
C
JEE Main 2021 (Online) 27th August Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 76 English Option 3
D
JEE Main 2021 (Online) 27th August Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 76 English Option 4
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