Element or Compound

This picture represents which of the following?

• element

• compound

This picture represents which of the following?

• element

• compound

Which of the following is a chemical compound?

• Co
•  CO₂
• Mg
• Al

What is the chemical symbol for Potassium?

• Po
• K
• H
• P

A section of the Periodic Table is shown. What is the Chemical Symbol for Magnesium?

• 12

• Magnesium

• 24.31

• Mg

The smallest particle of any particular type of matter is known by which of the following terms?

• Element

• Chemical

• Atom

• Compound

Is sugar (C₁₂H₂₂O₁₁) an element or a compound?

• Element
• Compound

Is water an element or a compound?

• Element
• Compound

Is Iron (Fe) an element or a compound?

• Element
• Compound

Which of the following represents an element?

• H₂O
• H₂
• NaCl
• CaCO₃