Properties of Matter

An extensive property is one that ________________.

• will change as the size of the sample changes

• describes the chemical reactivity of a sample

• is not affected by sample size

• can be measured without changing the identity of the sample

Salt is a white solid. Both of these properties are ____________ and __________.

• physical, intensive

• chemical, intensive

• physical, extensive

• chemical, extensive

The boiling point of water is an ___________________ property.

• intensive, physical

• intensive, chemical

• extensive, phsyical

• extensive, physical

Hydrogen gas is highly flammable. Flammability is an _________ property.

• intensive, physical

• intensive, chemical

• extensive, physical

• extensive, chemical

Copper turns green when it oxidizes (like the Statue of Liberty). This property is _________.

• chemical

• physical

Which of these properties is extensive?

• Sulfur is yellow.

• Chlorine is a gas at room temperature.

• A piece of copper has a mass of 2.5 grams.

• The freezing point of benzene is 5.5°C.

Which of the following is an intensive property?

• surface area

• odor

• mass

• volume

Which of the following is a physical property?

• Sodium reacts violently with water.

• Gasoline is a highly flammable liquid.

• Hydrochloric acid is very corrosive.

• Copper is a good conductor.

The amount of time it takes a sample of water to boil can vary from sample to sample, depending on how much water you have. This type of property would be considered __________.

• intensive

• extensive

The number of atoms in a gold nugget increases as the size of the nugget increases. This means that the number of atoms present in a sample is a(n) ______________ property.

• intensive

• extensive