Protons, neutrons, electrons

Front

What atomic particle determines the element?

Back

Protons determine the element.

Front

What particle in the atom has no charge and a mass of 1?

Back

Neutrons have no charge and a mass of 1.

Front

How many neutrons does lithium have?

Back

Lithium has 4 neutrons.

Front

What is the charge of an atom with 3 protons and 2 electrons?

Back

The charge is +1.

Front

What happens if you add 1 more proton to an atom of helium?

Back

It becomes a different kind of element.

Front

What are the three main subatomic particles?

Back

Protons, neutrons, and electrons.

Front

What is the charge of a proton?

Back

A proton has a positive charge.

Front

What is the charge of an electron?

Back

An electron has a negative charge.

Front

What is the mass of a neutron compared to a proton?

Back

A neutron has approximately the same mass as a proton.

Front

What is the nucleus of an atom made of?

Back

The nucleus is made of protons and neutrons.