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The bond that exists between ${N H}_{3}$ and ${B F}_{3}$ is called

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Important Questions on Chemical Bonding and Molecular Structure

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Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

Which of the following compounds contain(s) no covalent bond(s)?

KCl, {PH}_{3}, O_{2}, B_{2} H_{6}, H_{2} {SO}_{4}

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

The numbers of lone pair and bond pairs in hydrazine are, respectively:

HARD

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

The lattice energies of

NaCl, NaF, KCl

and

RbCl

follow the order

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

What do you understand by a lone pair of electrons?

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

The sum of the number of dative bonds present in all the given species are;

{Al}_{2} {Cl}_{6}, Al {(H_{2} O)}_{6}, CO, {NH}_{4}^{+}

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Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

Give a reason for the following:

Ionic compounds have a high melting point.

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Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

Among the following molecules, the one with the largest bond angle at the central atom is

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

The number of

π

-bonds and

σ

-bonds present in naphthalene are respectively

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

Draw the electron dot structure of Ammonium ion.

[N = 7, H = 1]

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Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

The compound(s) with two lone pairs of electrons on the central atom is (are)

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Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

In ozone molecule, the formal charge on the central oxygen atom is

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Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

The number of co-ordination bonded water molecules associated with

{CuSO}_{4} . 5 H_{2} O

is _______

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

Arrange the following compounds in increasing order of

C - O H

bond length: methanol, phenol,

p

-ethoxyphenol

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

Total number of lone pair of electrons in

{I_{3}}^{-}

ion is:

MEDIUM

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

The compound having longest

C - Cl

bond is:

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Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

The correct order of

C - O

bond length is:

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

Which of the following pair contains

2

lone pair of electrons on the central atom?

MEDIUM

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

Maximum bond angle at nitrogen is present in which of the following?

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Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

The total number of dative bonds present in all the following

CO, {NH}_{4} Cl, {Al}_{2} {Cl}_{6}, Al {(H_{2} O)}_{6}, {HNO}_{3}

and

{CO}_{2}

EASY

Chemistry>Inorganic Chemistry>Chemical Bonding and Molecular Structure>Coordinate or Dative Bond

What is the nature of the bond between

B

and

O

{(C_{2} H_{5})}_{2} {OBH}_{3} ?

The bond that exists between NH3 and BF3 is called

Important Questions on Chemical Bonding and Molecular Structure

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The bond that exists between ${N H}_{3}$ and ${B F}_{3}$ is called