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1
JEE Main 2020 (Online) 7th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
A chromatography column, packed with silica gel as stationary phase, was used to separate a mixture of compounds consisting of (A) benzanilide (B) aniline and (C) acetophenone. When the column is eluted with a mixture of solvents, hexane : ethylacelate (20:80), the sequence of obtained compounds is :
A
(A), (B) and (C)
B
(B), (A) and (C)
C
(C), (A) and (B)
D
(B), (C) and (A)
2
JEE Main 2020 (Online) 7th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The increasing order to Pkb for the following compounds will be : JEE Main 2020 (Online) 7th January Morning Slot Chemistry - Basics of Organic Chemistry Question 159 English
A
(A) < (B) < (C)
B
(C) < (A) < (B)
C
(B) < (A) < (C)
D
(B) < (C) < (A)
3
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The IUPAC name for the following compound is : JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Basics of Organic Chemistry Question 160 English
A
3, 5-dimethyl-4-propylhept-1-en-6-yne
B
3-methyl-4-(3-methylprop-1-enyl)-1-heptyne
C
3-methyl-4-(1-methylprop-2-enyl)-1-heptene
D
3,5-dimethyl-4-propylhept-6-en-1-yne
4
JEE Main 2019 (Online) 12th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The increasing order of the pKb of the following compound is : JEE Main 2019 (Online) 12th April Morning Slot Chemistry - Basics of Organic Chemistry Question 161 English
A
(C) < (A) < (D) < (B)
B
(B) < (D) < (C) < (A)
C
(B) < (D) < (A) < (C)
D
(A) < (C) < (D) < (B)
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