Atoms and the Periodic Table

Front

An electron has a _________ charge.

Back

negative

Front

How many protons does Oxygen (O) have?

Back

8

Front

What does the 1.00794 stand for?

Back

atomic mass

Front

All matter is made of _________.

Back

atoms

Front

What is the Periodic Table?

Back

A chart that shows all the elements scientists have discovered/created.

Front

What is an atom?

Back

The basic unit of a chemical element.

Front

What are protons?

Back

Positively charged particles found in the nucleus of an atom.

Front

What are neutrons?

Back

Neutral 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 atomic number?

Back

The number of protons in the nucleus of an atom.