click below
click below
Normal Size Small Size show me how
9 Using Chemistry
Using chemistry flashcards
Term | Definition |
---|---|
A burning reaction, when a fuel combines with oxygen and releases energy. | combustion |
A reaction that occurs when a more reactive metal ‘pushes’ another metal out of a compound and takes its place. | displacement |
A chemical compound containing only hydrogen and carbon. | hydrocarbon |
A reaction that occurs when an element or compound combines with oxygen. | oxidation |
A way of saying how much energy is transferred by electricity. | voltage |
The idea that the total mass of all the reactants in a chemical reaction is the same as the total mass of all the products. | law of conservation of mass |
Insoluble solid produced by mixing two solutions. | precipitate |
A chemical compound containing only hydrogen and carbon. | hydrocarbon |
A substance that was once thought to be part of most materials and was thought to be given off when things burnt. | phlogiston |
An idea about why something happens that can be tested by carrying out scientific experiments. | theory |
Man-made as opposed to naturally occuring | Synthetic |
A substance that releases energy as heat or light when burnt. | Fuel |
A simple cell in which the difference in reactivity of two metals is used to generate electricity. | Voltaic cell |
Substances which react together in a chemical reaction. | reactants |
A dangerous product of incomplete combustion. | Carbon monoxide |
Substances that are produced as a result of chemical reactions. | Products |