1
JEE Main 2019 (Online) 10th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Number of stereo centers present in linear and cyclic structures of glucose are respectively :
A
4 & 4
B
4 & 5
C
5 & 4
D
5 & 5
2
JEE Main 2019 (Online) 10th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The highest possible oxidation states of uranium and plutonium, respectively are :
A
4 and 6
B
6 and 4
C
7 and 6
D
6 and 7
3
JEE Main 2019 (Online) 10th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The noble gas that does not occur in the atmosphere is :
A
Ne
B
He
C
Kr
D
Ra
4
JEE Main 2019 (Online) 10th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following is not a correct method of the preparation of benzylamine from cyanobenzene ?
A
(i) SnCl2 + HCl(gas)          (ii) NaBH4
B
H2/Ni
C
(i) LiAlH4                           (ii) H3O+
D
(i) HCl/H2O                        (ii) NaBH4
JEE Main Papers
2023
2021
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12