Chemistry Review

Front

Subatomic particles that are neutral in charge

Back

Neutrons

Front

Subatomic particles with a positive charge

Back

Protons

Front

Which two subatomic particles make up the nucleus of an atom?

Back

Protons and Neutrons

Front

What is a valence electron?

Back

An electron that is found in the outermost shell of an atom.

Front

Why do atoms bond?

Back

To have a full valence shell.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is an isotope?

Back

Atoms of the same element with different numbers of neutrons.

Front

What is the role of electrons in chemical bonding?

Back

Electrons in the outer shell participate in bonding to achieve stability.

Front

Define ionic bond.

Back

A chemical bond formed between two ions with opposite charges.

Front

Define covalent bond.

Back

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