1
JEE Main 2019 (Online) 8th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following amines can be prepared by Gabriel phthalimide reaction ?
A
neo-pentylamine
B
n-butylamine
C
t-butylamine
D
triethylamine
2
JEE Main 2019 (Online) 8th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following equations does not correctly represent the first law of thermodynamics for the given processes involving an ideal gas? (Assume non-expansion work is zero)
A
Adiabatic process : $$\Delta $$U= – w
B
Cyclic process : q = –w
C
Isochoric process : $$\Delta $$U= q
D
Isothermal process : q = – w
3
JEE Main 2019 (Online) 8th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product of the following reaction is : JEE Main 2019 (Online) 8th April Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 152 English
A
JEE Main 2019 (Online) 8th April Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 152 English Option 1
B
JEE Main 2019 (Online) 8th April Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 152 English Option 2
C
JEE Main 2019 (Online) 8th April Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 152 English Option 3
D
JEE Main 2019 (Online) 8th April Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 152 English Option 4
4
JEE Main 2019 (Online) 8th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
In the following compounds, the decreasing order of basic strength will be :
A
(C2H5)2NH > NH3 > C2H5NH2
B
NH3 > C2H5NH2 > (C2H5)2NH
C
(C2H5)2NH > C2H5NH2 > NH3
D
C2H5NH2 > NH3 > (C2H5)2NH
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