Periodic Table Review

Front

What is a neutron?

Back

A subatomic particle contained in the nucleus of an atom, having the same mass as a proton but no electrical charge.

Front

How many valence electrons does a carbon atom have?

Back

4

Front

What does the atomic number represent?

Back

The number of protons in the nucleus of an atom.

Front

What are elements?

Back

Substances that cannot be broken down into simpler substances and are found on the Periodic Table.

Front

What are valence electrons?

Back

Electrons located on the outer energy level of an atom.

Front

What is the atomic mass?

Back

The weighted average mass of an element's isotopes, measured in atomic mass units (amu).

Front

What is the chemical symbol for carbon?

Back

C

Front

What is the significance of the Periodic Table?

Back

It organizes elements based on their atomic number, electron configurations, and recurring chemical properties.

Front

What are isotopes?

Back

Atoms of the same element that have the same number of protons but different numbers of neutrons.

Front

What is a proton?

Back

A positively charged subatomic particle found in the nucleus of an atom.