Protons, Neutrons and Electrons

Front

What particle changes the charge in atoms when ions are formed?

Back

Electrons

Front

How many Neutrons are in Neon?

Back

10

Front

How many protons are in Gold?

Back

79

Front

In a correctly written symbol, what is located in the 'A' position?

Back

Mass number

Front

How many electrons are in Potassium?

Back

19

Front

What is the charge of a proton?

Back

Positive

Front

What is the charge of a neutron?

Back

Neutral

Front

What is the charge of an electron?

Back

Negative

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is mass number?

Back

The total number of protons and neutrons in an atom's nucleus.