Counting Subatomic Particles

Front

An atom that has gained or lost electrons is called ...

Back

an ion

Front

Typically in an atom, which two subatomic particles are equal in number?

Back

protons and electrons

Front

Which subatomic particle is counted to determine the type of element the atom represents?

Back

proton

Front

An atom becomes _________ when it gains electrons.

Back

Negative

Front

When an atom loses an electron, it becomes a ...

Back

positive ion

Front

What are the three main types of subatomic particles?

Back

protons, neutrons, electrons

Front

What charge do protons carry?

Back

Positive charge

Front

What charge do electrons carry?

Back

Negative charge

Front

What is the charge of a neutron?

Back

Neutral

Front

How does the number of protons in an atom affect its identity?

Back

It determines the element's atomic number and identity.