Chapter 8 Flashcards
Physical properties
Properties that can be observed with your 5 senses
Chemical properties
Properties that describe how a substance combines with other substances.
Flammability
An indicator of how easily a substance catch’s fire
Reactivity
A measure of hpow likely a particular metal is to take part in a displacement reaction
Toxicity
The danger to your health caused when poisonous substances combine with chemicals in your body to produce new substances.
Chemical change
Chant that results in a new substance being formed. During a chemical change, some chemical bonds break and others form.
Evaporates
Change state from a liquid to a gas. Evaporation occurs only from the surface of a liquid
Chemical reaction
A chemical change in witch one or more new chemical substances are produced
Reactants
Chemical substance used up in a chemical reaction. Some chemical bonds in a reactant are broken during the reaction
Products
New chemical substance that results from a chemical reaction
Precipitate
Solid solid of a chemical reaction that does not dissolve in water