Alpha Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>Exercise-1>Q 30

EASY

JEE Main/Advance

IMPORTANT

Earn 100

$H_{2} S$ is a gas though its molecular weight is more than $H_{2} O$ which is liquid. Explain.

Important Questions on Chemical Bonding and Molecular Structure

EASY

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>Exercise-1>Q 31

Boiling point of

H_{2} O

is more than

HF

despite the fact that

HF

shows stronger hydrogen bonding explain.

EASY

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>Exercise-1>Q 32

Comment on bond energies of

{N_{2}}^{-}

and

N_{2}^{+}

.

EASY

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>Exercise-1>Q 33

The dipole moment of

LiH

is

1.964 \times 10^{- 29} C \times m

at inter atomic distance

1.596 \overset{o}{A}

. Calculate the percentage ionic character.

EASY

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>Exercise-1>Q 34

The dipole moment of

{NH}_{3}

is more than that of

{NF}_{3}

explain.

EASY

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>Exercise-1>Q 36

Write various assumptions of

VSEPR

theory.

MEDIUM

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>Exercise-1>Q 37

Define hybridisation. Describe different types of hybridisation taking one example of each.

EASY

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>Exercise-1>Q 38

Give Lewis dot structure for following:

${XeF}_{2}, {XeF}_{4}, {XeF}_{6}, {XeO}_{2} F_{2}, {XeO}_{4}$

EASY

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>Exercise-1>Q 39

Describe the hybridisation in

{PCl}_{5}

molecule. Why axial bonds are longer than the equatorial bonds in

{PCl}_{5}

?