1
JEE Main 2016 (Online) 10th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Fluorination of an aromatic ring is easily accomplished by treating a diazonium salt with HBF4. Which of the following conditions is correct about this reaction ?
A
Only heat
B
NaNO2/Cu
C
Cu2O/H2O
D
NaF/Cu
2
JEE Main 2016 (Online) 10th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The “N” which does not contribute to the basicity for the compound is :

JEE Main 2016 (Online) 10th April Morning Slot Chemistry - Compounds Containing Nitrogen Question 179 English
A
N 7
B
N 9
C
N 1
D
N 3
3
JEE Main 2016 (Online) 9th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The test to distinguish primary, secondary and tertiary amines is :
A
Carbylamine reaction
B
C6H5SO2Cl
C
Sandmeyer’s reaction
D
Mustard oil test
4
JEE Main 2016 (Offline)
MCQ (Single Correct Answer)
+4
-1
Change Language
In the Hofmann bromamide degradation reaction, the number of moles of NaOH and Br2 used per mole of amine produced are:
A
Four moles of NaOH and two moles of Br2.
B
Two moles of NaOH and two moles of Br2
C
Four moles of NaOH and one mole of Br2
D
One mole of NaOH and one mole of Br2
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