*6.6C Review Identifying Elements on the Periodic Table*

Which of the following elements is a metalloid?

• Oxygen
• Iron
• Silicon
• Gold

What is a common property of nonmetals?

• Poor conductor of heat and electricity
• Low electronegativity
• Malleability
• High thermal conductivity

Which of the following elements is a rare Earth element?

• Iron
• Cerium
• Neon
• Platinum

Which category does the element Helium belong to?

• Rare Earth elements
• Nonmetals
• Metalloids
• Metals

Which two elements are commonly classified as metalloids? Select all that apply

• Silicon
• Carbon
• Oxygen
• Boron
• Sodium

Which two elements are examples of rare Earth elements? Select all that apply. Use your periodic table to help

• Argon
• Gadolinium
• Potassium
• Carbon
• Neodymium

Which two elements are nonmetals that play a vital role in living organisms? Select all that apply

• Carbon
• Calcium
• Helium
• Lead
• Oxygen