Elements, Compounds, and Mixtures

A mixture can be classified as _______________ or _________________

• Homogeneous

• Elements

• Heterogeneous

• Compounds

Which one is chemically combined?

• Mixtures

• Compounds

Which has a chemical formula?

• Compound

• Element

• Mixture

Identify the Element

• Water (H₂O)

• Air

• Nickel (Ni)

• Glucose (C₆H₁₂O₆)

What does the prefix "Homo-" mean?

• People

• Different

• Animals

• Same

Which one below is physically combined?

• Mixture

• Compound

A substance made up of only one type of atom

• Mixture

• Compound

• Element

Two or more different substances in a fixed ratio

• Compound

• Element

• Mixture

Two or more different substances NOT chemically combined and NOT in a fixed ratio

• Element

• Mixture

• Compound

What is 6NaS₂O₄ ?

• Element

• Compound

• Mixture