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1
JEE Main 2020 (Online) 8th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Kjeldahl's method cannot be used to estimate nitrogen for which of the following compounds?
A
C6H5NH2
B
$${\rm{N}}{{\rm{H}}_2} - \mathop C\limits^{\mathop \parallel \limits^O } - {\rm{N}}{{\rm{H}}_2}$$
C
C6H5NO2
D
CH3CH2-C $$ \equiv $$ N
2
JEE Main 2020 (Online) 7th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
In the following reaction sequence,

JEE Main 2020 (Online) 7th January Evening Slot Chemistry - Compounds Containing Nitrogen Question 104 English
The major product B is :
A
JEE Main 2020 (Online) 7th January Evening Slot Chemistry - Compounds Containing Nitrogen Question 104 English Option 1
B
JEE Main 2020 (Online) 7th January Evening Slot Chemistry - Compounds Containing Nitrogen Question 104 English Option 2
C
JEE Main 2020 (Online) 7th January Evening Slot Chemistry - Compounds Containing Nitrogen Question 104 English Option 3
D
JEE Main 2020 (Online) 7th January Evening Slot Chemistry - Compounds Containing Nitrogen Question 104 English Option 4
3
JEE Main 2020 (Online) 7th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Consider the following reaction :

JEE Main 2020 (Online) 7th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 105 English
The product 'X' is used :
A
as food grade colourant
B
in acid base titration as an indicatior.
C
in laboratory test for phenols
D
in protein estimation as an alternative to ninhydrin.
4
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Benzene diazonium chloride on reaction with aniline in the presence of dilute hydrochloric acid gives :
A
JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Compounds Containing Nitrogen Question 106 English Option 1
B
JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Compounds Containing Nitrogen Question 106 English Option 2
C
JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Compounds Containing Nitrogen Question 106 English Option 3
D
JEE Main 2019 (Online) 12th April Evening Slot Chemistry - Compounds Containing Nitrogen Question 106 English Option 4
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