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1
JEE Main 2021 (Online) 24th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
In the following reaction the reason why meta-nitro product also formed is :

JEE Main 2021 (Online) 24th February Morning Shift Chemistry - Compounds Containing Nitrogen Question 141 English
A
–NH2 group is highly meta-directive
B
–NO2 substitution always takes place at meta-position
C
Formation of anilinium ion
D
low temperature
2
JEE Main 2021 (Online) 24th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
'A' and 'B' in the following reactions are :

JEE Main 2021 (Online) 24th February Morning Shift Chemistry - Compounds Containing Nitrogen Question 140 English
A
JEE Main 2021 (Online) 24th February Morning Shift Chemistry - Compounds Containing Nitrogen Question 140 English Option 1
B
JEE Main 2021 (Online) 24th February Morning Shift Chemistry - Compounds Containing Nitrogen Question 140 English Option 2
C
JEE Main 2021 (Online) 24th February Morning Shift Chemistry - Compounds Containing Nitrogen Question 140 English Option 3
D
JEE Main 2021 (Online) 24th February Morning Shift Chemistry - Compounds Containing Nitrogen Question 140 English Option 4
3
JEE Main 2020 (Online) 6th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following compounds can be prepared in good yield by Gabriel phthalimide synthesis?
A
JEE Main 2020 (Online) 6th September Evening Slot Chemistry - Compounds Containing Nitrogen Question 142 English Option 1
B
JEE Main 2020 (Online) 6th September Evening Slot Chemistry - Compounds Containing Nitrogen Question 142 English Option 2
C
JEE Main 2020 (Online) 6th September Evening Slot Chemistry - Compounds Containing Nitrogen Question 142 English Option 3
D
CH3—CH2—NHCH3
4
JEE Main 2020 (Online) 6th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The increasing order of pKb values of the following compounds is :

JEE Main 2020 (Online) 6th September Morning Slot Chemistry - Compounds Containing Nitrogen Question 143 English
A
I < II < IV < III
B
I < II < III < IV
C
II < I < III < IV
D
II < IV < III < I
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