atomic structure and ions

Front

The negatively charged subatomic particles that are located in energy levels around the nucleus

Back

Electrons

Front

Positively charged subatomic particles located in the nucleus of an atom

Back

protons

Front

The neutral subatomic particles located in the nucleus of an atom

Back

neutrons

Front

The outer most electrons of an atom

Back

valance electrons

Front

Loss or gaining of an electron changes an atom into __________.

Back

ions

Front

A substance made up of only one kind of atom.

Back

element

Front

What is the number of protons in an element?

Back

atomic number

Front

Protons plus neutrons

Back

atomic mass

Front

An atom becomes _________ when it gains electrons.

Back

Negative

Front

An atom becomes _______ when it loses electrons.

Back

Positive