Which one of the following has highest dipole moment?

Important Questions on Chemical Bonding and Molecular Structure

HARD

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>TEST YOUR GRIP>Q 9

Which of the following hydrocarbons has the lowest dipole moment?

HARD

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>TEST YOUR GRIP>Q 10

A neutral molecule ${\mathrm{XF}}_3$ has zero dipole moment. The element $\mathrm{X}$ is most likely

HARD

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>TEST YOUR GRIP>Q 11

Polarizing power of ${\mathrm{Cd}}^{2+}$on the anions is stronger than that of ${\mathrm{Ca}}^{2+}$ion. This is because

MEDIUM

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>TEST YOUR GRIP>Q 12

In which of the following the central atom does not use ${\mathrm{sp}}^3$– hybrid orbitals in its bonding:

HARD

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>TEST YOUR GRIP>Q 13

In an octahedral structure, the pair of d-orbitals involved in ${\mathrm{d}}^2{\mathrm{sp}}^3$ hybridisation is:

MEDIUM

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>TEST YOUR GRIP>Q 14

The correct order regarding the electronegativity of hybrid orbitals of carbon is

MEDIUM

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>TEST YOUR GRIP>Q 15

The bond angles formed by different hybrid orbitals are in the order:

HARD

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>TEST YOUR GRIP>Q 16

The structure of ${\mathrm{IF}}_7$ is