Periodic Table/Atoms

Front

What is the basic unit of matter?

Back

Atoms are the basic unit of matter.

Front

What is the atomic mass of Fluorine (F)?

Back

The atomic mass of Fluorine (F) is 19.

Front

What is the chemical symbol for Lithium?

Back

The chemical symbol for Lithium is Li.

Front

How many protons are in a Beryllium atom?

Back

A Beryllium atom has 4 protons.

Front

What gives an atom its mass?

Back

An atom's mass is primarily due to protons and neutrons in the nucleus.

Front

What are the three main subatomic particles?

Back

The three main subatomic particles are protons, neutrons, and electrons.

Front

Where are protons located in an atom?

Back

Protons are located in the nucleus of an atom.

Front

What is the charge of an electron?

Back

Electrons have a negative charge.

Front

What is the charge of a proton?

Back

Protons have a positive charge.

Front

What is the atomic number of an element?

Back

The atomic number is the number of protons in the nucleus of an atom.