Atom, Elements & Periodic Table

This is the smallest particle into which an element can be divided:

• compounds
• atoms 
• electrons 

The vertical columns (up and  down) in the Periodic Table of Elements are called:

• Rows
• Columns
• Groups

The horizontal rows (left to right) in the the Periodic Table of Elements are called:

• Periods
• Groups
• Charts

Oxygen (O) has a greater mass than chlorine (Cl).

• True

• False

Phosphorus has a greater mass than nitrogen

• True

• False

These are found on the Periodic Table.

• Compounds
• Elements
• Mixtures

What is the correct symbol for zinc?

• ZN

• Zn
• zn

• zN

What is the correct symbol for lead?

• Ld

• PB

• Pb

• LD

What is the name of the element with the symbol Mg?

What is the name of the element with the symbol Be?