1
JEE Advanced 2016 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-2
Change Language
According to Molecular Orbital Theory, which of the following statements is(are) correct?
A
$$C_2^{2-}$$ is expected to be diamagnetic
B
$$O_2^{2+}$$ expected to have a longer bond length than O2
C
$$N_2^+$$ and $$N_2^-$$ have the same bond order
D
$$He_2^+$$ has the same energy as two isolated He atoms
2
JEE Advanced 2016 Paper 1 Offline
MCQ (More than One Correct Answer)
+4
-2
Change Language
The compound(s) with TWO lone pairs of electrons on the central atom is(are)
A
BrF5
B
ClF3
C
XeF4
D
SF4
3
JEE Advanced 2014 Paper 1 Offline
MCQ (More than One Correct Answer)
+3
-0
Hydrogen bonding plays a central role in the following phenomena
A
ice floats in water
B
higher Lewis basicity of primary amines than tertiary amines in aqueous solutions
C
formic acid is more acidic than acetic acid
D
dimerisation of acetic acid in benzene
4
IIT-JEE 1992
MCQ (More than One Correct Answer)
+1
-0.25
The molecules that will have dipole moment are
A
2, 2-dimethylpropane
B
trans-2-pentene
C
cis-3-hexene
D
2,2,3,3-tetramethylbutane
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