1
WB JEE 2020
MCQ (Single Correct Answer)
+1
-0.25
Change Language
The correct order of acidity for the following compounds is :

WB JEE 2020 Chemistry - General Organic Chemistry Question 14 English
A
II < IV < III < I
B
II < III < I < IV
C
II < III < IV < I
D
III < II < I < IV
2
WB JEE 2020
MCQ (Single Correct Answer)
+1
-0.25
Change Language
For the following carbocations, the correct order of stability is

I. $$^ \oplus C{H_2} - COC{H_3}$$

II. $$^ \oplus C{H_2} - OC{H_3}$$

III. $$^ \oplus C{H_2} - C{H_3}$$
A
III < II < I
B
II < I < III
C
I < II < III
D
I < III < II
3
WB JEE 2019
MCQ (Single Correct Answer)
+1
-0.33
Change Language
The molecule/molecules that has/have delocalised lone pair(s) of electrons is/are

WB JEE 2019 Chemistry - General Organic Chemistry Question 13 English
A
I, II and III
B
I, II and IV
C
I and II
D
Only III
4
WB JEE 2017
MCQ (Single Correct Answer)
+1
-0.25
Change Language
Among Me3N, C5H5N and MeCN (Me = methyl group) the electronegativity of N is in the order
A
MeCN > C5H5N > Me3N
B
C5H5N > Me3N > MeCN
C
Me3N > MeCN > C5H5N
D
Electronegativity same in all
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