1
JEE Main 2021 (Online) 22th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following group-15 hydride is the strongest reducing agent?
A
AsH3
B
BiH3
C
PH3
D
SbH3
2
JEE Main 2021 (Online) 22th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Match List-I with List-II :

JEE Main 2021 (Online) 22th July Evening Shift Chemistry - Polymers Question 38 English
Choose the correct answer from the options given below :
A
(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
B
(a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
C
(a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
D
(a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)
3
JEE Main 2021 (Online) 22th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The set having ions which are coloured and paramagnetic both is :
A
Cu2+, Cr3+, Sc+
B
Cu2+, Zn2+, Mn4+
C
Sc3+, V5+, Ti4+
D
Ni2+, Mn7+, Hg2+
4
JEE Main 2021 (Online) 22th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Thiamine and pyridoxine are also known respectively as :
A
Vitamin B2 and Vitamin E
B
Vitamin E and Vitamin B2
C
Vitamin B6 and Vitamin B2
D
Vitamin B1 and Vitamin B6
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