Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-1>Q 5

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The correct increasing bond angle among ${BF}_{3}, {PF}_{3}$ and ${CIF}_{3}$ follows the order :-

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Important Questions on Chemical Bonding and Molecular Structure

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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-1>Q 6

How many sigma and pi bonds are present in tetracyanoethylene ?

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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-1>Q 7

The types of bond present in

N_{2} O_{5}

are:

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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-1>Q 8

How many bonded electron pairs are present in

{IF}_{7}

molecule?

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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-1>Q 9

When

2 s - 2 s, 2 p - 2 p

and

2 p - 2 s

orbitals overlap, the bond strength decreases in the order :-

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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-1>Q 10

The volatility of

HF

is low as compare to other Hydra acid of Halogen because of :-

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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-1>Q 11

The shapes of

{PCl}_{4}^{\oplus}, {PCl}_{4}^{⊝}

and

{AsCl}_{5}

are respectively

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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-1>Q 12

The experimental value of the dipole moment of $HCl$ is $1.03 D$ . The length of the $H - Cl$ bond is $1.275 Å$ . The percentage ionic character in $HCl$ is:

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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-1>Q 13

The shapes of

{IF}_{5}

and

{IF}_{7}

are respectively :-