Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-4>Q 50

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Out of $H_{2} O$ and $H_{2} S$ which has higher bond angle and why?

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 1

The

X - X

bond length is

1.00 \overset{\circ}{A}

and

C - C

bond length is

1.54 \overset{\circ}{A}

. If electronegativities of

' X'

and

' C'

are

3.0

and

2.0

, respectively, the

C - X

bond length is likely to be:

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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-1>Q 2

Out of the two compounds shown below, the vapour pressure of $B$ at a particular temperature is expected to be

Question Image

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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-1>Q 3

The structure of

{IF}_{5}

can be best described as :-

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

The correct increasing bond angle among

{BF}_{3}, {PF}_{3}

and

{CIF}_{3}

follows the order :-

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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 :-