Subatomic Particles

Front

What is an ion?

Back

An ion is an atom or molecule that has a net electrical charge due to the loss or gain of one or more electrons.

Front

Which two subatomic particles are typically equal in number in a neutral atom?

Back

Protons and electrons are typically equal in number in a neutral atom.

Front

What does the atomic number represent?

Back

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

Front

How many electrons does a neutral Copper atom have?

Back

A neutral Copper atom has 29 electrons.

Front

How many neutrons does Lithium-7 have?

Back

Lithium-7 has 4 neutrons.

Front

What are the three main types of subatomic particles?

Back

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

Front

What charge do protons carry?

Back

Protons carry a positive charge.

Front

What charge do electrons carry?

Back

Electrons carry 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, but it is slightly heavier.

Front

What is a neutral atom?

Back

A neutral atom is an atom with an equal number of protons and electrons, resulting in no overall charge.