Ionic bonds

Neutral atoms have the same number of

• protons and neutrons

• neutrons and electrons

• Protons and electrons

• isotopes and electrons

An atom becomes an ion through:

• Losing electrons

• Gaining electrons

• Both options are correct

• None of them are correct

A cation is a

• Positively charged neutron

• Positively charged atom

• Negatively charged neutron

• Negatively charged atom

An anion is a

• Positively charged neutron

• Positively charged atom

• Negatively charged neutron

• Negatively charged atom

An atom has 7 valence electrons. In order to get a full valence shell, it is easier for that atom to:

• lose 7 electrons

• gain 1 valence electron

• lose 1 valence electron

• gain 2 more valence electrons

An ion made of more than one atom is a:

• isotope

• covalent compound

• polyatomic ion

• polyion

Ionic compounds are made up of:

• ions

• only cations

• only anions

• isotopes

Ionic bonds form between:

• nonmetals

• metals and nonmetals

• metals

• transition metals

When naming ionic compounds, the ______ comes first

• nonmetal (negative ion)

• nonmetal (positive ion)

• metal (negative ion)

• metal (positive ion)

Why are sodium ion and chlorine ion attracted to each other?

• they have opposite charges

• they both have positive charges

• they both have negative charges