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Which one of the following reactions involves change from ${sp}^{2}$ to ${sp}^{3}$ hybridisation of the central atom?

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Important Questions on Chemical Bonding and Molecular Structure

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

The percentage of s-character in the hybrid orbitals of nitrogen in

{NO}_{2}^{+}, {NO}_{3}^{-}

and

{NH}_{4}^{+}

respectively are:

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

The number of

s p^{2}

hybrid orbitals in a molecule of benzene is:

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

{CO}_{2}

molecule, the hybridizations of carbon and oxygen atoms are respectively

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

Identify the correct set of molecules with different geometries and central atoms with different hybridisations.

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

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

MEDIUM

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

X

and

Y

are two covalent molecules in which the hybridization of the central atoms is the same, but the shapes are different. What are

X

and

Y

MEDIUM

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

The reaction in which the hybridisation of the underlined atom is affected is

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

The state of hybrid orbitals of carbon in

{CO}_{2}, {CH}_{4}

and

{CO}_{3}^{2 -}

respectively is

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

Which of the following pairs of compounds is isoelectronic and isostructural?

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

The order of electronegativity of carbon in

s p, s p^{2}

and

s p^{3}

hybridized states follows

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

The

H - N - H

angle in ammonia is

107.6 °,

while the

H - P - H

angle in phosphine is

93.5 ° .

Relative to phosphine, the

p

-character of the lone-pair on ammonia is expected to be

MEDIUM

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

The incorrect geometry is represented by:

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

The hybridisations of $N, C$ and $O$ shown in the following compound

Question Image

respectively, are

MEDIUM

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

Among the aliphatic hydrocarbons

C_{2} H_{6}, C_{2} H_{4}, {CH}_{4}

and

C_{2} H_{2}

the pair having hybrid orbitals to unhybridised orbitals ratio

1 : 1

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

What type of hybridisation takes place in the

N

atom of

{NH}_{3}

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

The correct order of hybridization used by nitrogen in

{NO}_{2}^{+}, {NO}_{3}^{-}

and

{NH}_{4}^{+}

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

In the following molecules,

Question Image

Hybridisation of carbon $a, b$ and $c$ respectively are :

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

The bond angle H-X-H is the greatest in the compound :

MEDIUM

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

The hybridisation of atomic orbitals of nitrogen in

{NO}_{2}^{+}, {NO}_{3}^{-}

and

{NH}_{4}^{+}

, respectively are:

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Concept of Hybridisation and its Applications

Consider the molecules

C H_{4}, N H_{3}

and

H_{2} O

. Which of the given statements is false?

Which one of the following reactions involves change from sp2 to sp3 hybridisation of the central atom?

Important Questions on Chemical Bonding and Molecular Structure

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Which one of the following reactions involves change from ${sp}^{2}$ to ${sp}^{3}$ hybridisation of the central atom?