1
JEE Main 2021 (Online) 25th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
The given reaction can occur in the presence of :
(a) Bromine water
(b) Br2 in CS2, 273 K
(c) Br2/FeBr3
(d) Br2 in CHCl3, 273 K
Choose the correct answer from the options gien below :
2
JEE Main 2021 (Online) 22th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Which of the following compounds will provide a tertiary alcohol or reaction with excess of CH3MgBr followed by hydrolysis?
A
B
C
D
3
JEE Main 2021 (Online) 22th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
An organic compound A (C6H6O) gives dark green colouration with ferric chloride. On treatment with CHCl3 and KOH, followed by acidification gives compound B. Compound B can also be obtained from compound C on reaction with pyridinium chlorochromate (PCC). Identify A, B and C.
A
B
C
D
4
JEE Main 2021 (Online) 18th March Morning Shift
MCQ (Single Correct Answer)
+4
-1
Reaction of Grignard reagent, C2H5MgBr with C8H8O followed by hydrolysis gives compound "A" which reacts instantly with Lucas reagent to give compound B, C10H13Cl. The Compound B is :
A
B
C
D
Questions Asked from Alcohols, Phenols and Ethers (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates
No. of Questions
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