JEE Advanced 2019 Paper 1 Offline | Chemical Bonding & Molecular Structure Question 7 | Chemistry

JEE Advanced 2019 Paper 1 Offline

MCQ (More than One Correct Answer)

-1

Each of the following options contains a set of four molecules. Identify the option(s) where all four molecules posses permanent dipole moment at room temperature.

SO₂, C₆H₅Cl, H₂Se, BrF₅

BeCl₂, CO₂, BCl₃, CHCl₃

NO₂, NH₃, POCl₃, CH₃Cl

BF₃, O₃, SF₆, XeF₆

JEE Advanced 2016 Paper 2 Offline

MCQ (More than One Correct Answer)

-2

According to Molecular Orbital Theory, which of the following statements is(are) correct?

$$C_2^{2-}$$ is expected to be diamagnetic

$$O_2^{2+}$$ expected to have a longer bond length than O₂

$$N_2^+$$ and $$N_2^-$$ have the same bond order

$$He_2^+$$ has the same energy as two isolated He atoms

JEE Advanced 2016 Paper 1 Offline

MCQ (More than One Correct Answer)

-2

The compound(s) with TWO lone pairs of electrons on the central atom is(are)

BrF₅

ClF₃

XeF₄

SF₄

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

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