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JEE Main 2021 (Online) 20th July Evening Shift
MCQ (Single Correct Answer)  +4  -1
The hybridisations of the atomic orbitals of nitrogen in NO$$_2^ - $$, NO$$_2^ + $$ and NH$$_4^ + $$ respectively are.
A
sp3, sp2 and sp
B
sp, sp2 and sp3
C
sp3, sp and sp2
D
sp2, sp and sp3
2
JEE Main 2021 (Online) 20th July Morning Shift
MCQ (Single Correct Answer)  +4  -1
The set in which compounds have different nature is :
A
B(OH)3 and H3PO3
B
B(OH)3 and Al(OH)3
C
NaOH and Ca(OH)2
D
Be(OH)2 and Al(OH)3
3
JEE Main 2021 (Online) 18th March Evening Shift
MCQ (Single Correct Answer)  +4  -1
The oxide that shows magnetic property is :
A
MgO
B
SiO2
C
Mn3O4
D
Na2O
4
JEE Main 2021 (Online) 17th March Evening Shift
MCQ (Single Correct Answer)  +4  -1
Amongst the following, the linear species is :
A
O3
B
Cl2O
C
N$$_3^ - $$
D
NO2
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