06. Atomic Structure

Front

Which particle has a positive charge?

Back

Proton

Front

Which letter represents an electron?

Back

C

Front

Maximum electrons the valence shell can hold is

Back

8

Front

The two subatomic particles that make up the mass of the atom are the _____ and the _____.

Back

Proton and Neutron

Front

Discovered the nucleus of the atom through the Gold Foil Experiment.

Back

Rutherford

Front

What is the charge of a neutron?

Back

Neutral (no charge)

Front

What is the charge of an electron?

Back

Negative charge

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the mass number of an atom?

Back

The total number of protons and neutrons in the nucleus.

Front

What are isotopes?

Back

Atoms of the same element with different numbers of neutrons.