JEE Advanced 2015 Paper 2 Offline | Chemical Bonding & Molecular Structure Question 13 | Chemistry

JEE Advanced 2015 Paper 2 Offline

MCQ (More than One Correct Answer)

-2

When O₂ is adsorbed on a metallic surface, electron transfer occurs from the metal to O₂. The true statement(s) regarding this adsorption is(are)

O₂ is physisorbed

Heat is released

Occupancy of $$\pi _{2p}^*$$ of O₂ is increased

Bond length of O₂ is increased

JEE Advanced 2014 Paper 1 Offline

MCQ (More than One Correct Answer)

-0

Hydrogen bonding plays a central role in the following phenomena

ice floats in water

higher Lewis basicity of primary amines than tertiary amines in aqueous solutions

formic acid is more acidic than acetic acid

dimerisation of acetic acid in benzene

IIT-JEE 1992

MCQ (More than One Correct Answer)

-0.25

Which of the following have identical bond order?

CN^-

$$O_2^-$$

NO⁺

CN⁺

IIT-JEE 1992

MCQ (More than One Correct Answer)

-0.25

The molecules that will have dipole moment are

2, 2-dimethylpropane

trans-2-pentene

cis-3-hexene

2,2,3,3-tetramethylbutane

JEE Advanced Subjects