Chemical Reactions Flashcards
Chemical properties
Properties that describe how a substance combines with other substances to form new chemicals or how substances breaks up into More substances
Flammability
An indicator of how easily a substance burns
Reactivity
A measure of how likely a particular metal is to take part in a displacement reaction
Toxicity
The danger to health caused when poisonous substances combine with chemicals in your body to produce substances and damaging effects.
Chemical change
Change that results in new substances being formed. During a chemical some chemical bonds break and some form
Evaporates
Change state from liquid to gas
Physical change
Change in which no new chemical is formed. A physical change may be a change in size shape or state.
Reactant
Chemical substance used up in a chemical reaction
Products
New chemical substance that results from a chemical reaction
Precipitation
Falling water in solid or liquid
Chemical reaction
A chemical change in which one or more chemical substances are produced
Reaction rate
Speed at which a reaction takes place
Catalyst
Chemical that helps start or speed up a reaction
Enzymes
Special chemicals that speed up reactions but are themselves not used in a reaction
Rusting
The corrosion of iron
