Chemical Bonding Quiz

What is the result of covalent bond formation between two nonmetals?

• Gain of electrons

• Loss of electrons

• Transfer of protons

• Sharing of electrons

What is the main difference between ionic and covalent bonding?

• Ionic bonding involves sharing of neutrons, while covalent bonding involves sharing of protons

• Ionic bonding involves sharing of protons, while covalent bonding involves sharing of neutrons

• Ionic bonding involves transfer of electrons, while covalent bonding involves sharing of electrons

• Ionic bonding involves sharing of electrons, while covalent bonding involves transfer of electrons

What is the term used for the shared pair of electrons in covalent bonding?

• Ionic pair

• Lone pair

• Bonding pair

• Valence pair

Which type of bond is formed when atoms share two pairs of electrons?

• Triple bond

• Single bond

• Hydrogen bond

• Double bond

What is the molecular formula for a diatomic molecule of chlorine?

• Cl

• Cl2

• C2

• C

How many valence electrons does fluorine have in covalent bonding?

• 8

• 7

• 6

• 5

What is the term for a molecule consisting of two or more atoms joined in a definite ratio?

• Element

• Mixture

• Molecule

• Compound

What is the electron configuration of oxygen in a double bond?

• 6 valence electrons

• 9 valence electrons

• 7 valence electrons

• 8 valence electrons

Which atom is the central atom in a molecule of carbon dioxide?

• Nitrogen

• Hydrogen

• Oxygen

• Carbon

What is the term for a covalent bond where atoms share three pairs of electrons?

• Hydrogen bond

• Triple bond

• Double bond

• Single bond