Unit 1 Final Review

Front

Electrons are found in _____________.

Back

the electron cloud.

Front

Bromine has how many Neutrons?

Back

45.

Front

What is the nuclear charge of an atom with a mass of 23 and an atomic number of 11?

Back

11+.

Front

Which subatomic particle has a NEGATIVE charge?

Back

Electron.

Front

How many protons, neutrons, and electrons are in Oxygen?

Back

Protons = 8; Neutrons = 8; Electrons = 8.

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.

Front

What is the mass number of an atom?

Back

The total number of protons and neutrons in the nucleus.