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Science: Properties of Matter Quiz

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Questions and Answers

Which of the following is a physical property of matter?

Toxicity
Reactivity
Density (correct)
Flammability

What best describes chemical properties of a substance?

They are identical to physical properties.
They involve the synthesis of new compounds. (correct)
They relate only to the physical characteristics of a substance.
They can always be observed without altering the substance.

Which of the following is NOT a physical property?

Melting Point
Color
Oxidation State (correct)
Hardness

Which property would indicate how a substance might react in a fire?

<p>Heat of combustion (A)</p> Signup and view all the answers

Which pair of properties are classified as chemical properties?

<p>Reactivity and Toxicity (C)</p> Signup and view all the answers

Flashcards

Physical Properties

Properties that can be observed without changing the substance's identity.

Chemical Properties

How a substance reacts to form new substances.

Density

Mass per unit volume.

Reactivity

How easily a substance reacts with other substances.

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Flammability

Ability to burn.