Unit 4 Review Nuclear Chemistry

Front

All atoms are ____.

Back

neutral, with the number of protons equaling the number of electrons.

Front

What does the Bohr Model represent?

Back

The structure of an atom.

Front

On the periodic table, Groups are _____.

Back

Vertical columns.

Front

On the periodic table, Periods are _____.

Back

Horizontal rows.

Front

Which atom has the largest atomic radius?

Back

Francium.

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.