1
JEE Main 2021 (Online) 31st August Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The major component/ingredient of Portland Cement is :
A
tricalcium aluminate
B
tricalcium silicate
C
dicalcium aluminate
D
dicalcium silicate
2
JEE Main 2021 (Online) 31st August Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
In the structure of the dichromate ion, there is a :
A
linear symmetrical Cr-O-Cr bond.
B
non-linear symmetrical Cr-O-Cr bond.
C
linear unsymmetrical Cr-O-Cr bond.
D
non-linear unsymmetrical Cr-O-Cr bond.
3
JEE Main 2021 (Online) 31st August Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following compounds contains $$\beta$$-C1-C4 glycosidic linkage?
A
Lactose
B
Sucrose
C
Maltose
D
Amylose
4
JEE Main 2021 (Online) 31st August Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The major products A and B in the following set of reactions are :

JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Compounds Containing Nitrogen Question 95 English
A
JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Compounds Containing Nitrogen Question 95 English Option 1
B
JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Compounds Containing Nitrogen Question 95 English Option 2
C
JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Compounds Containing Nitrogen Question 95 English Option 3
D
JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Compounds Containing Nitrogen Question 95 English Option 4
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