Ionic and Covalent compounds

Front

What is a covalent compound?

Back

A covalent compound is a chemical compound formed by the sharing of electrons between atoms, typically nonmetals.

Front

Give an example of a covalent compound.

Back

Carbon dioxide (CO2) is an example of a covalent compound.

Front

What is the correct name for the molecular formula CO?

Back

Carbon monoxide.

Front

True or False: Covalent bonds form only between atoms of different elements.

Back

False. Covalent bonds can also form between atoms of the same element.

Front

What happens when valence electrons are gained by an atom?

Back

Energy is released when valence electrons are gained by an atom.

Front

True or False: Sodium and Chloride ions have equal but opposite charges.

Back

True. Sodium (Na+) has a positive charge and Chloride (Cl-) has a negative charge.

Front

What is an ionic compound?

Back

An ionic compound is a chemical compound formed by the electrostatic attraction between positively and negatively charged ions.

Front

Give an example of an ionic compound.

Back

Sodium chloride (NaCl) is an example of an ionic compound.

Front

What type of elements typically form covalent bonds?

Back

Covalent bonds typically form between nonmetals.

Front

What type of elements typically form ionic bonds?

Back

Ionic bonds typically form between metals and nonmetals.