Periodic Table Basics

Front

What is the name of the only nonmetal found on the left side of the periodic table?

Back

Hydrogen

Front

How many periods are on the periodic table?

Back

7

Front

How many groups/families are on the periodic table?

Back

18

Front

What is a horizontal row of elements in the periodic table called?

Back

Period

Front

Which group of the periodic table is composed of inert (not reactive) gases?

Back

Noble gases

Front

What are the vertical columns in the periodic table called?

Back

Groups or Families

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What do elements in the same group have in common?

Back

They have similar chemical properties.

Front

What is the significance of the periodic table's arrangement?

Back

It reflects the periodic trends in properties of elements.

Front

What are alkali metals?

Back

The group 1 elements that are highly reactive and have one electron in their outer shell.