Chemical Bonding: Interactive Quizzes and Practice Questions

Question 1

Which type of chemical bond forms when electrons are transferred from one atom to another?

Accepted Answer

Ionic bond

Answer

Covalent bond

Answer

Metallic bond

Answer

Hydrogen bond

Question 2

Given a molecule formed between two atoms with an electronegativity difference of 0.5, what type of bond polarity does this molecule exhibit?

Accepted Answer

Polar covalent bond

Answer

Nonpolar covalent bond

Answer

Ionic bond

Answer

Metallic bond

Question 3

Which chemical bond type arises when atoms share valence electrons?

Accepted Answer

Covalent bond

Answer

Ionic bond

Answer

Metallic bond

Question 4

What type of chemical bond is formed between two chlorine atoms?

Accepted Answer

Covalent bond

Answer

Ionic bond

Answer

Metallic bond

Question 5

Which factor does NOT affect the strength of a chemical bond?

Accepted Answer

Molar mass

Answer

Bond length

Answer

Electronegativity difference

Answer

Number of electrons shared

Question 6

In covalent bonding, which principle determines bond polarity?

Accepted Answer

The more electronegative atom gains a partial positive charge.

Answer

Electrons are shared equally between atoms.

Answer

Bond polarity is unaffected by solvent solubility.

Answer

All covalent bonds are nonpolar.

Question 7

Identify the example of an ionic bond from the following options.

Accepted Answer

NaF

Answer

H2

Answer

Cl2

Answer

CH4

Question 8

Which molecule exhibits a tetrahedral geometry?

Accepted Answer

CH4

Answer

CO2

Answer

NH3

Answer

H2O

Question 9

What type of bond is formed between metal atoms?

Accepted Answer

Metallic

Answer

Ionic

Answer

Covalent

Answer

Hydrogen

Question 10

Which element has the highest electronegativity?

Accepted Answer

F

Answer

Li

Answer

C

Answer

O

Question 11

Which type of bond is the strongest among the options provided?

Accepted Answer

Ionic

Answer

Covalent

Answer

Metallic

Answer

Hydrogen

Question 12

Provide the correct chemical formula for sodium chloride.

Accepted Answer

NaCl

Answer

Na2Cl

Answer

NaCl2

Answer

NaCl3

Question 13

What is the correct Lewis structure of carbon dioxide?

Accepted Answer

O=C=O

Answer

:O::C::O:

Answer

O-C-O

Answer

O::C::O

Question 14

Which of the following molecules has a trigonal pyramidal molecular geometry?

Accepted Answer

NH3

Answer

CH4

Answer

H2O

Answer

CO2

Question 15

What type of bond is formed when atoms share electrons?

Accepted Answer

Covalent

Answer

Ionic

Answer

Metallic

Answer

Hydrogen (dipole-dipole interaction)

Question 16

Which of the following substances is considered a strong electrolyte?

Accepted Answer

Sodium chloride (NaCl)

Answer

Methanol (CH3OH)

Answer

Glucose (C6H12O6)

Answer

Ammonia (NH3)

Question 17

Which of the following bonds is typically the strongest?

Accepted Answer

Ionic

Answer

Covalent

Answer

Metallic

Answer

Hydrogen (dipole-dipole interaction)

Question 18

Which of the following molecules exhibits the highest dipole moment?

Accepted Answer

Ammonia (NH3)

Answer

Carbon dioxide (CO2)

Answer

Water (H2O)

Answer

Methane (CH4)

Question 19

In an ionic bond, electrons are:

Accepted Answer

Transferred from one atom to another

Answer

Shared between two atoms

Answer

Localized around individual atoms

Question 20

Which of the following molecules has a polar covalent bond?

Accepted Answer

HCl

Answer

CO2

Answer

CH4

Answer

H2

Question 21

The shape of a molecule with sp2 hybridized orbitals is:

Accepted Answer

Trigonal planar

Answer

Bent

Answer

Linear

Answer

Tetrahedral

Question 22

The Lewis structure for H2O shows:

Accepted Answer

Two single bonds between the oxygen atom and each hydrogen atom

Answer

A double bond between the oxygen and one hydrogen atom

Answer

A triple bond between the oxygen and one hydrogen atom

Question 23

The bond formed between a metal and a nonmetal is called a:

Accepted Answer

Ionic bond

Answer

Covalent bond

Answer

Metallic bond

Question 24

The hybridization of the nitrogen atom in NH3 is:

Accepted Answer

sp3

Answer

sp

Answer

sp3d

Answer

sp2

Question 25

Which of the following bonds is the weakest?

Accepted Answer

Single bond

Answer

Triple bond

Answer

Ionic bond

Answer

Double bond