Atoms and the Periodic Table

Front

How many protons are in an atom of carbon?

Back

6

Front

How many energy levels does an atom of Chlorine have?

Back

3

Front

What is an atomic number?

Back

The number of protons in an element.

Front

Which set of elements has similar properties according to the Periodic Table?

Back

He, Ne, Ar

Front

What is the atomic number of an element with 12 protons, 13 neutrons, and 12 electrons?

Back

12

Front

What is an atom?

Back

The smallest unit of an element, consisting of protons, neutrons, and electrons.

Front

What are the three subatomic particles?

Back

Protons, neutrons, and electrons.

Front

What is the charge of a proton?

Back

Positive.

Front

What is the charge of a neutron?

Back

Neutral.

Front

What is the charge of an electron?

Back

Negative.