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JEE Main Ultimate Online Test Series - 2027
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1
JEE Main 2020 (Online) 2nd September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Arrange the following labelled hydrogens in
decreasing order of acidity :
2
JEE Main 2020 (Online) 2nd September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Two compounds A and B with same molecular
formula (C3H6O) undergo Grignard’s reaction
with methylmagnesium bromide to give
products C and D. Products C and D show
following chemical tests.
C and D respectively are :
C and D respectively are :
A
B
C
D
3
JEE Main 2020 (Online) 2nd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
The increasing order of the following
compounds towards HCN addition is :
4
JEE Main 2020 (Online) 9th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
In the following reaction A is :
A
B
C
D
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