Atomic Structure

Front

What must be true for an atom to be neutral?

Back

The atom has the same number of protons and electrons.

Front

Which subatomic particles contribute the most to the mass of an atom?

Back

Protons and Neutrons.

Front

What is the atomic number of an atom with 3 protons?

Back

3.

Front

What does the letter 'C' represent in the periodic table?

Back

Chemical symbol.

Front

Where is most of the mass in an atom located?

Back

In the nucleus.

Front

What are protons?

Back

Positively charged subatomic particles found in the nucleus of an atom.

Front

What are neutrons?

Back

Neutral subatomic particles found in the nucleus of an atom.

Front

What are electrons?

Back

Negatively charged subatomic particles that orbit the nucleus of an atom.

Front

What is the charge of a proton?

Back

Positive.

Front

What is the charge of a neutron?

Back

Neutral.