Each column in the periodic table is called a 

• period
• group
• cluster
• unit

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

• alkali metals
• alkaline earth metals
• halogens
• noble gases

Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent

Tags

NGSS.HS-PS1-1

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
• Chlorine
• Oxygen
• Neptune

Tags

NGSS.HS-PS1-1

Which is an alkali metal?

• Magnesium
• Iron
• Sodium
• Europium

Tags

NGSS.HS-PS1-1

Metalloids can be described as...

• same as nonmetals
• bad conductors
• characteristics of metals and nonmetals
• same as metals

True or False: Elements in a group have the same number of electrons in their outer shell.

• true
• false

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The properties of an element can be predicted from...

• color
• location on Periodic Table
• educated guess
• atomic number

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2