Chemical Bonding and Molecular Structure MCQs with Answers

What type of bond is formed between a metal and a nonmetal?
a) Covalent bond
b) Ionic bond
c) Metallic bond
d) Hydrogen bond
Answer: b) Ionic bond

Which of the following elements tends to form covalent bonds?
a) Sodium
b) Chlorine
c) Carbon
d) Calcium
Answer: c) Carbon

What is the maximum number of covalent bonds that carbon can form?
a) 1
b) 2
c) 3
d) 4
Answer: d) 4

Which of the following molecules has a nonpolar covalent bond?
a) HCl
b) H2O
c) CO2
d) NH3
Answer: c) CO2

Which bond is characterized by the sharing of electron pairs between two atoms?
a) Ionic bond
b) Covalent bond
c) Metallic bond
d) Hydrogen bond
Answer: b) Covalent bond

What is the bond angle in a molecule with a tetrahedral geometry?
a) 90°
b) 109.5°
c) 120°
d) 180°
Answer: b) 109.5°

Which type of bond is formed between two atoms with a significant difference in electronegativity?
a) Nonpolar covalent bond
b) Polar covalent bond
c) Ionic bond
d) Metallic bond
Answer: b) Polar covalent bond

What is the shape of a molecule with two bonding pairs and no lone pairs around the central atom?
a) Linear
b) Trigonal planar
c) Tetrahedral
d) Bent
Answer: a) Linear

Which of the following molecules has a trigonal pyramidal shape?
a) BF3
b) NH3
c) CO2
d) H2O
Answer: b) NH3

What is the name given to a bond formed between two atoms by the overlap of atomic orbitals?
a) Ionic bond
b) Covalent bond
c) Metallic bond
d) Hydrogen bond
Answer: b) Covalent bond

Which of the following molecules exhibits resonance?
a) O2
b) H2O
c) NH3
d) SO3
Answer: d) SO3

Which of the following bonds is the strongest?
a) Single bond
b) Double bond
c) Triple bond
d) Polar bond
Answer: c) Triple bond

What is the shape of a molecule with three bonding pairs and one lone pair around the central atom?
a) Linear
b) Trigonal planar
c) Tetrahedral
d) Bent
Answer: d) Bent

What type of bond exists between two water molecules in a liquid?
a) Ionic bond
b) Covalent bond
c) Metallic bond
d) Hydrogen bond
Answer: d) Hydrogen bond

Which of the following elements can form diatomic molecules held together by a triple bond?
a) Oxygen
b) Nitrogen
c) Chlorine
d) Fluorine
Answer: b) Nitrogen

Which of the following molecules is polar?
a) CO2
b) CH4
c) NH3
d) O2
Answer: c) NH3

What is the name given to a bond formed by the electrostatic attraction between two ions?
a) Covalent bond
b) Ionic bond
c) Metallic bond
d) Hydrogen bond
Answer: b) Ionic bond

Which of the following molecules has a linear shape?
a) H2O
b) CO2
c) NH3
d) CH4
Answer: b) CO2

What is the molecular shape of carbon dioxide (CO2)?
a) Linear
b) Trigonal planar
c) Tetrahedral
d) Bent
Answer: a) Linear

What is the strongest intermolecular force between molecules of methane (CH4)?
a) London dispersion force
b) Dipole-dipole interaction
c) Hydrogen bonding
d) Ion-dipole interaction
Answer: a) London dispersion force

Which of the following molecules has a bent shape?
a) CO2
b) H2O
c) NH3
d) CH4
Answer: b) H2O

What type of bond is present in a metallic solid?
a) Covalent bond
b) Ionic bond
c) Metallic bond
d) Hydrogen bond
Answer: c) Metallic bond

What is the molecular shape of ammonia (NH3)?
a) Linear
b) Trigonal planar
c) Tetrahedral
d) Pyramidal
Answer: d) Pyramidal

Which of the following molecules has a tetrahedral shape?
a) CO2
b) H2O
c) NH3
d) CH4
Answer: d) CH4

Which bond is present in a molecule of hydrogen peroxide (H2O2)?
a) Single bond
b) Double bond
c) Triple bond
d) Covalent bond
Answer: b) Double bond

Which of the following molecules has a trigonal planar shape?
a) CO2
b) H2O
c) NH3
d) CH4
Answer: a) CO2

What is the shape of a molecule with four bonding pairs and no lone pairs around the central atom?
a) Linear
b) Trigonal planar
c) Tetrahedral
d) Bent
Answer: c) Tetrahedral

Which of the following molecules has a nonpolar bond?
a) HCl
b) CO2
c) NH3
d) H2O
Answer: b) CO2

Which bond is present in a molecule of ethane (C2H6)?
a) Single bond
b) Double bond
c) Triple bond
d) Covalent bond
Answer: a) Single bond

Which of the following molecules exhibits hydrogen bonding?
a) CO2
b) CH4
c) NH3
d) O2
Answer: c) NH3

What is the molecular shape of carbon tetrachloride (CCl4)?
a) Linear
b) Trigonal planar
c) Tetrahedral
d) Bent
Answer: c) Tetrahedral

Which of the following molecules has a linear shape?
a) H2O
b) CO2
c) NH3
d) CH4
Answer: b) CO2

What is the strongest intermolecular force between molecules of water (H2O)?
a) London dispersion force
b) Dipole-dipole interaction
c) Hydrogen bonding
d) Ion-dipole interaction
Answer: c) Hydrogen bonding

Which of the following molecules has a bent shape?
a) CO2
b) H2O
c) NH3
d) CH4
Answer: b) H2O

What type of bond is present in a network solid like diamond?
a) Covalent bond
b) Ionic bond
c) Metallic bond
d) Hydrogen bond
Answer: a) Covalent bond

What is the molecular shape of carbon monoxide (CO)?
a) Linear
b) Trigonal planar
c) Tetrahedral
d) Bent
Answer: a) Linear

Which of the following molecules has a trigonal pyramidal shape?
a) CO2
b) NH3
c) H2O
d) CH4
Answer: b) NH3

Which bond is present in a molecule of oxygen gas (O2)?
a) Single bond
b) Double bond
c) Triple bond
d) Covalent bond
Answer: b) Double bond

Which of the following molecules has a tetrahedral shape?
a) CO2
b) H2O
c) NH3
d) CH4
Answer: d) CH4

What is the shape of a molecule with three bonding pairs and one lone pair around the central atom?
a) Linear
b) Trigonal planar
c) Tetrahedral
d) Bent
Answer: d) Bent

Which of the following elements can form diatomic molecules held together by a triple bond?
a) Oxygen
b) Nitrogen
c) Chlorine
d) Fluorine
Answer: b) Nitrogen

What type of bond exists between two water molecules in a liquid?
a) Ionic bond
b) Covalent bond
c) Metallic bond
d) Hydrogen bond
Answer: d) Hydrogen bond

Which of the following molecules is polar?
a) CO2
b) CH4
c) NH3
d) O2
Answer: c) NH3

What is the name given to a bond formed by the electrostatic attraction between two ions?
a) Covalent bond
b) Ionic bond
c) Metallic bond
d) Hydrogen bond
Answer: b) Ionic bond

Which of the following molecules has a linear shape?
a) H2O
b) CO2
c) NH3
d) CH4
Answer: b) CO2

What is the molecular shape of carbon dioxide (CO2)?
a) Linear
b) Trigonal planar
c) Tetrahedral
d) Bent
Answer: a) Linear

What is the strongest intermolecular force between molecules of methane (CH4)?
a) London dispersion force
b) Dipole-dipole interaction
c) Hydrogen bonding
d) Ion-dipole interaction
Answer: a) London dispersion force

Which of the following molecules has a bent shape?
a) CO2
b) H2O
c) NH3
d) CH4
Answer: b) H2O

What type of bond is present in a metallic solid?
a) Covalent bond
b) Ionic bond
c) Metallic bond
d) Hydrogen bond
Answer: c) Metallic bond

What is the molecular shape of ammonia (NH3)?
a) Linear
b) Trigonal planar
c) Tetrahedral
d) Pyramidal
Answer: d) Pyramidal

Which of the following molecules has a tetrahedral shape?
a) CO2
b) H2O
c) NH3
d) CH4
Answer: d) CH4

Which bond is present in a molecule of hydrogen peroxide (H2O2)?
a) Single bond
b) Double bond
c) Triple bond
d) Covalent bond
Answer: b) Double bond

Which of the following molecules has a trigonal planar shape?
a) CO2
b) H2O
c) NH3
d) CH4
Answer: a) CO2

What is the shape of a molecule with four bonding pairs and no lone pairs around the central atom?
a) Linear
b) Trigonal planar
c) Tetrahedral
d) Bent
Answer: c) Tetrahedral

Which of the following molecules has a nonpolar bond?
a) HCl
b) CO2
c) NH3
d) H2O
Answer: b) CO2

Which bond is present in a molecule of ethane (C2H6)?
a) Single bond
b) Double bond
c) Triple bond
d) Covalent bond
Answer: a) Single bond

Which of the following molecules exhibits hydrogen bonding?
a) CO2
b) CH4
c) NH3
d) O2
Answer: c) NH3

What is the molecular shape of carbon tetrachloride (CCl4)?
a) Linear
b) Trigonal planar
c) Tetrahedral
d) Bent
Answer: c) Tetrahedral

Which of the following molecules has a linear shape?
a) H2O
b) CO2
c) NH3
d) CH4
Answer: b) CO2

What is the strongest intermolecular force between molecules of water (H2O)?
a) London dispersion force
b) Dipole-dipole interaction
c) Hydrogen bonding
d) Ion-dipole interaction
Answer: c) Hydrogen bonding

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