Protons, Neutrons, Electrons

Front

What particle orbits the nucleus of an atom and has a negative charge?

Back

Electron

Front

What is the charge of a proton?

Back

Positive

Front

What are the rows on the Periodic Table called?

Back

Periods

Front

What is the atomic mass of Lithium (Li)?

Back

6.94

Front

How many neutrons does Magnesium (Mg) have if its atomic number is 12 and its atomic mass is 24?

Back

12

Front

What particle is found in the nucleus and has no charge?

Back

Neutron

Front

What is the charge of a neutron?

Back

Neutral

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the relationship between protons and electrons in a neutral atom?

Back

They are equal in number.

Front

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

Back

They have approximately the same mass.