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7 Chemical Reactions

Chemical reactions keywords

QuestionAnswer
A change where new substances are formed. chemical reaction
Permanent change. irreversible change
A change in which what you ended up with cannot be turned back into what you started with. permanent change
A change where no new substances are formed. physical change
A change in which what you end up with can easily be turned back into what you started with. reversible change
Rain containing sulfuric and nitric acid. acid rain
When stone or metal reacts with chemicals in air or water and is worn away or changed into a different substance. corrosion
Substances that attack metals, stonework and skin corrosive
A gas which is given off when metals react with acids. It burns with a squeaky pop. hydrogen
New chemical formed in a chemical reaction. product
Chemicals that join together to form a new substance. reactants
Substance formed when iron or steel reacts with oxygen and water. rust
A gas which will put out a lighted splint and turn limewater milky. carbon dioxide
A chemical that goes cloudy when carbon dioxide is bubbled through it. limewater
A chemical that can release energy when it reacts. fuel
A compound that includes oxygen. oxide
A way of writing out what happens in a chemical reaction. word equation
The scientific word for burning. combustion
A chemical compound containing only hydrogen and carbon. hydrocarbon
A reaction in which what you end up with cannot be turned back into what you started with. irreversible action
A way of writing out what happens in a chemical reaction. word equation
Created by: Zigs.uk
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