Chemistry - Diagnostic Test (MYP2)

Which of the following is NOT a property of gases?

• Fixed shape

• High compressibility

• Fills its container

• Low density

When a solid turns into a liquid, it is called:

• Sublimation

• Condensation

• Melting

• Freezing

Which state of matter typically has the highest density?

• Solid

• Liquid

• Gas

• Plasma

Burning wood is an example of a(n):

• Reversible physical change

• Irreversible chemical change

• Reversible chemical change

• Irreversible physical change

Which property makes metals good conductors of electricity?

• High melting point

• Malleability

• Ductility

• Free electrons

The behavior of gases under different temperatures and pressures is explained by:

• The kinetic theory of gases

• Boyle's Law

• Charles's Law

• All of the above

Hardness, color, and boiling point are examples of:

• Chemical properties

• Physical properties

• Intrinsic properties

• Extrinsic properties

Which is an example of a model in science?

• A computer simulation of weather patterns

• A mathematical equation for gravity

• A small-scale representation of an atom

• All of the above

Which of the following is NOT a subatomic particle?

• Proton

• Electron

• Neutron

• Positron

A compound is:

• A mixture of two elements

• A pure element

• Made of atoms of more than one element chemically bonded

• A type of molecule