Exploring Properties and Changes in Matter

Which of the following is a physical property of a substance?

• Flammability

• Density

• Reactivity with acid

• Ability to rust

Which of the following is a chemical change?

• Melting of ice

• Dissolving sugar in water

• Burning of wood

• Boiling of water

What is the term used to describe the ability of a substance to dissolve in a solvent?

• Malleability

• Solubility

• Ductility

• Conductivity

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

• Rusting of iron

• Baking a cake

• Evaporation of water

• Tarnishing of silver

Which of the following is a chemical property?

• Color

• Melting point

• Hardness

• Reactivity with oxygen

When salt is dissolved in water, the resulting solution is an example of:

• A chemical change

• A physical change

• A new element

• A new compound

Which of the following is NOT a physical property?

• Boiling point

• Density

• Flammability

• Solubility

Which of the following processes is a chemical change?

• Freezing of water

• Dissolving salt in water

• Combustion of gasoline

• Sublimation of dry ice

Which of the following is an example of a physical property?

• Reactivity with water

• pH level

• Electrical conductivity

• Corrosiveness

Which of the following is a chemical property of hydrogen gas?

• It is colorless

• It has a low density

• It reacts explosively with oxygen

• It is odorless