1
JEE Main 2020 (Online) 7th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
1- methyl ethylene oxide when treated with an excess of HBr produces :
A
JEE Main 2020 (Online) 7th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 94 English Option 1
B
JEE Main 2020 (Online) 7th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 94 English Option 2
C
JEE Main 2020 (Online) 7th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 94 English Option 3
D
JEE Main 2020 (Online) 7th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 94 English Option 4
2
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
An 'Assertion' and a 'Reason' are given below. Choose the correct answer from the following options :
Assertion (A) : Vinyl halides do not undergo nucleophilic substitution easily.
Reason (R) : Even though the intermediate carbocation is stabilized by loosely held p-electrons, the cleavage is difficult because of strong bonding.
A
Both (A) and (R) are correct statements but (R) is not the correct explanation of (A)
B
Both (A) and (R) are correct statements and (R) is the correct explanation of (A)
C
(A) is correct statement but (R) is a wrong statement
D
Both (A) and (R) are wrong statements.
3
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Heating of 2-chloro-1-phenylbutane with EtOK/EtOH gives X as the major product. Reaction of X with Hg(OAc)2/H2O followed by NaBH4 gives Y as the major product. Y is :
A
JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Haloalkanes and Haloarenes Question 96 English Option 1
B
JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Haloalkanes and Haloarenes Question 96 English Option 2
C
JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Haloalkanes and Haloarenes Question 96 English Option 3
D
JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Haloalkanes and Haloarenes Question 96 English Option 4
4
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following is likely to give a precipitate with AgNO3 solution ?
A
CHCl3
B
(CH3)3CCl
C
CCl4
D
CH2=CH–Cl
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