Chemical Bonding & Molecular Structure Test

Result

Chemical Bonding & Molecular Structure Test - 31

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Weekly Quiz Competition

Question 1
4 / -1

The sp³ d² hybridisation of central atom of a molecule would lead to

A
square planar geometry

B
tetrahedral geometry

C
trigonal bipyramidal geometry

D
octahedral geometry
Question 2
4 / -1

Hybridisation of C₂ and C₃ of

A
sp, sp³

B
sp², sp

C
sp², sp²

D
sp, sp
Question 3
4 / -1

Number of non-bonding electron pair on Xe in XeF₆ , XeF₄ and XeF₂ respectively will be

A
6, 4, 2

B
1, 2, 3

C
3, 2, 1

D
0, 3, 2
Question 4
4 / -1

In which reaction, the hybridisation on the central atom changes from sp² to sp³ ?

A

B

C

D
Question 5
4 / -1

How many σ and π-bonds are present in given compound?

A
19 σ and 4 π-bonds

B
22 σ and 4 π-bonds

C
25 σ and 4 π-bonds

D
26 σ and 4 π-bonds
Question 6
4 / -1

Which one of the following conversions involve change in both hybridisation and shape?

A

B

C

D
Question 7
4 / -1

The AsF₅ molecule is trigonal bipyramidal. The hybrid orbitals used by the As atoms for bonding are

A

B

C

D
Question 8
4 / -1

The enolic form of acetone contains

A
9 sigma bonds, 1 pi bond and 2 lone pairs

B
8 sigma bonds, 2 pi bond and 2 lone pairs

C
10 sigma bonds, 1 pi bond and 1 lone pair

D
9 sigma bonds, 2 pi bond and 1 lone pair
Question 9
4 / -1

A σ-bonded molecule MX₃ is T-shaped. The number non-bonding pairs of electron is

A
0

B
2

C
1

D
can be predicted only if atomic number of M is known
Question 10
4 / -1

A covalent molecule AB₃ has pyramidal structure. The number of lone pair and bond pair of electrons in the molecule are respectively.

A
2 and 2

B
0 and 4

C
3 and 1

D
1 and 3