Compounds and Mixtures Quiz

What is a compound?

• A type of musical instrument

• A type of food seasoning

• A type of clothing material

• A substance formed when two or more chemical elements are chemically bonded together

Give an example of a compound.

• Nitrogen (N)

• Oxygen (O)

• Carbon (C)

• Water (H2O)

What is a mixture?

• A substance made by combining two or more materials with a chemical reaction.

• A substance made by combining two or more materials with a biological reaction.

• A substance made by combining two or more different materials without a chemical reaction.

• A substance made by combining two or more materials with a physical reaction.

Differentiate between a compound and a mixture.

• A compound is always a liquid, while a mixture can be solid, liquid, or gas.

• A compound is always homogeneous, while a mixture can be homogeneous or heterogeneous.

• A compound is always made up of two elements, while a mixture can have multiple elements.

• A compound has a fixed composition, while a mixture can vary in composition.

Is air a compound or a mixture?

• Solid

• Compound

• Element

• Mixture

What are the components of a mixture?

• Different types of animals

• Substances mixed together

• A collection of rocks

• Various colors of paint

Give an example of a homogeneous mixture.

• Sand and water

• Saltwater

• Oil and vinegar

• Vegetable soup

What is a solution?

• A homogeneous mixture of two or more substances.

• A type of gas

• A solid substance

• A type of problem

What is a heterogeneous mixture?

• A combination of two or more substances that are separated into distinct layers.

• A combination of two or more substances that are uniformly distributed or mixed together.

• A combination of two or more substances that are not uniformly distributed or mixed together.

• A mixture that contains only one type of substance.

Explain the concept of a pure substance.

• A material that changes its composition when heated

• A material with variable composition that can be separated by physical means

• A substance that is a mixture of different elements

• A material with constant composition that cannot be separated by physical means