Periodic Table

Front

A row (left to right) in the periodic table is called

Back

Period

Front

On the periodic table, the element Sulfur (S) is most like the element-

Back

Oxygen (O)

Front

The atomic mass of Potassium (K) is-

Back

39.0983

Front

The number of protons in Carbon is-

Back

6

Front

How many groups or families are on the periodic table?

Back

18

Front

What is the main purpose of the periodic table?

Back

To organize elements based on their properties and atomic structure.

Front

What do elements in the same group or family have in common?

Back

They have similar chemical properties and the same number of valence electrons.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the significance of the zig-zag line on the periodic table?

Back

It separates metals from nonmetals.

Front

What are noble gases?

Back

Elements in Group 18 that are inert and do not readily react with other elements.