Grade 11 Chemistry Diagnostic Test

What is the smallest unit of an element that still retains the properties of that element?

• Molecule

• Atom

• Compound

• Mixture

What are substances made up of two or more elements called?

• Atoms

• Compounds

• Mixtures

• Solutions

Which of the following is a property of metals?

• They are usually brittle.

• They are good conductors of electricity.

• They do not conduct heat.

• They are typically dull in appearance.

Which state of matter has a definite shape and a definite volume?

• Solid

• Liquid

• Gas

• Plasma

What happens to water when it freezes?

• It turns into steam.

• It becomes a gas.

• It becomes a solid.

• It turns into a liquid.

Tags

NGSS.MS-PS1-4

Which of the following is an example of a chemical change?

• Melting ice

• Boiling water

• Rusting iron

• Dissolving sugar in water

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the process of a liquid turning into a gas called?

• Condensation

• Freezing

• Evaporation

• Melting

Tags

NGSS.MS-PS1-4

What is the main difference between a mixture and a compound?

• Mixtures are made of atoms; compounds are made of molecules.

• Mixtures can be separated by physical means; compounds cannot.

• Compounds are always solid; mixtures can be solid, liquid, or gas.

• Compounds are not made of elements; mixtures are.

Which of the following is a gas at room temperature?

• Mercury

• Oxygen

• Iron

• Gold

What is the boiling point of water?

• 0°C

• 50°C

• 100°C

• 200°C

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4