Periodic Table Intro

Each column in the periodic table is called a 

• period
• group
• cluster
• unit

Which group number of the periodic table is composed of of gases that are unreactive?

• alkali metals

• alkaline earth metals

• halogens

• noble gases

Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent

Which element is not a metal?

• H
• Re
• Al
• B

The atoms along the staircase are called 

• metals
• nonmetals
• metalloids
• noble gases

Which is a halogen?

• Helium, He

• Chlorine, Cl

• Oxygen, O

• Neon, Ne

Which is an alkali metal?

• Magnesium, Mg

• Iron, Fe

• Sodium, Na

• Carbon, C

A horizontal row of elements in the periodic table.

• column
• group
• period

A vertical column in the periodic table is called a:

• row

• group

• period

Elements in a ..................have similar chemical properties.  

• period
• group
• row