Front

What is the total number of protons and neutrons in an atom called?

Back

Mass number

Front

What mass does a neutron have?

Back

1 amu

Front

How many neutrons does a silver atom with a mass of 108 amu have?

Back

61

Front

Which element is found in group 17 period 3?

Back

Chlorine

Front

Which particle is negatively charged?

Back

Electron

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 the relationship between mass number and atomic number?

Back

Mass number = Number of protons + Number of neutrons.