Periodic Table + The Elements

Front

How many neutrons does hydrogen (H) have?

Back

0

Front

The vertical columns on the periodic table that have common properties are called?

Back

Groups

Front

What are the elements in group 1 (the far left) of the periodic table called?

Back

Alkali metals

Front

What are the elements in group 18 (the far right) of the periodic table called?

Back

Noble gases

Front

The neutral particle in the nucleus of an atom is a?

Back

Neutron

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What are periods in the periodic table?

Back

Horizontal rows that indicate the number of electron shells.

Front

What are alkaline earth metals?

Back

Elements in group 2 of the periodic table.

Front

What are halogens?

Back

Elements in group 17 of the periodic table.

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic number and properties.