Chapter 8 Flashcards

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1
Q

Physical properties

A

Properties that can be observed with your 5 senses

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2
Q

Chemical properties

A

Properties that describe how a substance combines with other substances.

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3
Q

Flammability

A

An indicator of how easily a substance catch’s fire

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4
Q

Reactivity

A

A measure of hpow likely a particular metal is to take part in a displacement reaction

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5
Q

Toxicity

A

The danger to your health caused when poisonous substances combine with chemicals in your body to produce new substances.

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6
Q

Chemical change

A

Chant that results in a new substance being formed. During a chemical change, some chemical bonds break and others form.

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7
Q

Evaporates

A

Change state from a liquid to a gas. Evaporation occurs only from the surface of a liquid

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8
Q

Chemical reaction

A

A chemical change in witch one or more new chemical substances are produced

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9
Q

Reactants

A

Chemical substance used up in a chemical reaction. Some chemical bonds in a reactant are broken during the reaction

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10
Q

Products

A

New chemical substance that results from a chemical reaction

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11
Q

Precipitate

A

Solid solid of a chemical reaction that does not dissolve in water

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