AMS South Q4 Review

What is the name given to the electrons in the highest occupied energy level of an atom?

• cations
• anions
• orbital electrons
• valence electrons

At room temperature, more than half of nonmetal elements are

• gases
• alloys
• liquids
  liquids
• solids

Which group contains the most elements?

• metalloids
• metals
• nonmetals
• noble gases

If an atom gain electrons, it becomes 

• positive 
• negative 
• same because it's  balanced
• equal 

How many Hydrogen are in 4H₂O?

• 6
• 8
• 2
• 4

How many valence electrons does the element potassium have?

• 1
• 2
• 4
• 8

Number of Carbons in 2Na₂CO₃

• 1
• 2
• 3
• 5

How many Aluminum are in Al₂O₃?

• 3
• 2
• 5

What is an example of an element that doesn't like to bond?

• Neon
• Oxygen
• Hydrogen
• Selenium

Which of the follow occurs in an ionic bond?

• Like-charged ions attract
• 2 atoms share electrons
• 2 atoms share 2 electrons
• Oppositely charged ions attract