Periodic Table/Atoms

Front

What is the basic unit of matter?

Back

Atoms are the basic unit of matter.

Tags

NGSS.MS-PS1-1

Front

What two subatomic particles are found in the nucleus of an atom?

Back

Protons and neutrons are found in the nucleus of an atom.

Front

What is the atomic mass of Fluorine (F)?

Back

The atomic mass of Fluorine (F) is 19.

Front

What does the atomic number represent?

Back

The atomic number represents the number of protons in an atom.

Front

How many protons are in Beryllium (Be)?

Back

Beryllium (Be) has 4 protons.

Front

What are electrons?

Back

Electrons are negatively charged subatomic particles that orbit the nucleus of an atom.

Front

What is the charge of a proton?

Back

A proton has a positive charge.

Front

What is the charge of a neutron?

Back

A neutron has no charge (it is neutral).

Front

What is the charge of an electron?

Back

An electron has a negative charge.

Tags

NGSS.MS-PS2-3

Front

What is the significance of the atomic mass?

Back

The atomic mass indicates the total number of protons and neutrons in an atom.