Chemical Bonds Quiz

What is a chemical bond?

• A substance made of two or more elements

• The force that holds atoms together

• A reaction that breaks down compounds

• The number of protons in an atom

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When an atom loses or gains an electron, it becomes a(n):

• Neutron

• Molecule

• Ion

• Isotope

The sharing of electrons creates a covalent bond.

• True

• False

Ionic bonds form between metals and nonmetals.

• True

• False

Metallic bonds involve a "sea of electrons" surrounding metal ions.

• True

• False

Ionic bonds form when:

• Electrons are transferred from one atom to another.

• Electrons are shared equally between atoms.

• Electrons flow freely among a group of atoms.

• Electrons are shared unequally between atoms.

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Atoms form chemical bonds to:

• achieve a full outer electron shell.

• increase their atomic number.

• decrease their atomic mass.

• become radioactive.

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What is the force that holds atoms together?

• Gravity

• Chemical Bond

• Magnetism

• Friction

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Which type of bond involves the sharing of electrons?

• Ionic bond

• Metallic bond

• Covalent bond

• Hydrogen bond

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In a polar covalent bond, how are electrons shared?

• Equally

• Unequally

• Not shared

• Transferred

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