Atomic Structure Review

Front

What is the charge of a neutron?

Back

Neutral

Front

Atoms are the basic ________ ________ of all matter.

Back

building blocks

Front

What is an electron cloud?

Back

It surrounds the nucleus and contains the electrons.

Front

When an atom has an equal number of protons and electrons, it is considered __________.

Back

neutral

Front

For an atom to be neutral (no charge), it must have an equal number of _____ and ______.

Back

protons and electrons

Front

What are protons?

Back

Positively charged particles found in the nucleus of an atom.

Front

What are electrons?

Back

Negatively charged particles that orbit the nucleus of an atom.

Front

What is the nucleus of an atom?

Back

The central part of an atom, containing protons and neutrons.

Front

What is an ion?

Back

An atom that has gained or lost one or more electrons, resulting in a charge.

Front

What is the atomic number?

Back

The number of protons in the nucleus of an atom, which determines the element.