Periodic Table

Front

What is the element found in group 16 period 3?

Back

Sulfur (S)

Front

What is the element found in group 17 period 3?

Back

Chlorine (Cl)

Front

What is the name of the horizontal row on the periodic table?

Back

Period

Front

How are elements arranged in the modern periodic table?

Back

By atomic number

Front

What is each column in the periodic table called?

Back

Group

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is a period in the context of the periodic table?

Back

A horizontal row of elements.

Front

What is a group in the context of the periodic table?

Back

A vertical column of elements.

Front

What do elements in the same group have in common?

Back

They have similar chemical properties.

Front

What is the significance of the atomic mass of an element?

Back

It is the weighted average mass of an element's isotopes.