Electrons & Periodic Table

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

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

Tags

NGSS.HS-PS1-1

Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent

Tags

NGSS.HS-PS1-1

The atoms along the staircase are called 

• metals
• nonmetals
• metalloids
• noble gases

Tags

NGSS.HS-PS1-1

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

A horizontal row of elements in the periodic table.

• column
• group
• period

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

• period
• group
• row

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

A proton is....

• A negatively charged subatomic particle
• A positively charged subatomic particle
• A neutrally charged subatomic particle
• The only subatomic particle located in the nucleus

Which of the following is the correct orbital notation for the element carbon, (C)?

• 
• 
• 
• 

Tags

NGSS.HS-PS1-1

How many orbitals in the d subshell? 

• 1
• 7
• 3
• 5