Atomic Theory and Periodic Table

Front

What is a neutral charge?

Back

A charge with equal numbers of protons and electrons.

Front

What are the smaller particles that make up the atom?

Back

Subatomic particles.

Front

What is atomic mass?

Back

The total number of protons and neutrons in an atom.

Front

What is atomic number?

Back

The number of protons in an atom's nucleus.

Front

Metals are:

Back

Materials that are typically hard, shiny, to the left of the stairstep line.

Front

What is an atom?

Back

The basic unit of a chemical element.

Front

What are protons?

Back

Positively charged subatomic particles found in the nucleus of an atom.

Front

What are neutrons?

Back

Neutral subatomic particles found in the nucleus of an atom.

Front

What are electrons?

Back

Negatively charged subatomic particles that orbit the nucleus of an atom.

Front

What is the periodic table?

Back

A tabular arrangement of elements organized by atomic number, electron configuration, and recurring chemical properties.