UNIT 4 - Vocabulary

Front

What is the main difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

Front

What is the role of electrons in a covalent bond?

Back

Electrons are shared between atoms.

Front

What is a salt in chemistry?

Back

A compound formed from the reaction of an acid with a base.

Front

What is a molecule?

Back

A group of atoms bonded together.

Front

What is an ion?

Back

An atom or molecule with a net electric charge due to the loss or gain of one or more electrons.

Front

What is an ionic bond?

Back

A chemical bond formed between two ions with opposite charges.

Front

What is a covalent bond?

Back

A chemical bond formed when two atoms share one or more pairs of electrons.

Front

What is the octet rule?

Back

Atoms tend to bond in such a way that they have eight electrons in their valence shell.

Front

What is electronegativity?

Back

The tendency of an atom to attract electrons in a chemical bond.

Front

What is a polar covalent bond?

Back

A covalent bond in which electrons are shared unequally between atoms.