Chemistry Revision

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Catalyst
speeds up the rate of reaction without being used up in the reaction
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Combustion
scientific term for burning, it requires oxygen
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Effervescence
bubbling up and fizzing, a gas has formed
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Endothermic
a decrease in temperature
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Exothermic
an increase in temperature
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Enzymes
a catalyst for living things
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Ester
a substance which is formed by the reaction of an alcohol with a carboxylic acid
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Fermentation
sugar can be broken down into alcohol by yeast
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Acid
a solution containing excess H+ ions over OH- ions(pH
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Acidic oxides
non-metal oxides which dissolve in water such as SO2 or NO2
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Alcohols
carbon compounds containing the -OH group (hydroxyl) eg ethanol
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Other cards in this set

Card 2

Front

scientific term for burning, it requires oxygen

Back

Combustion

Card 3

Front

bubbling up and fizzing, a gas has formed

Back

Preview of the back of card 3

Card 4

Front

a decrease in temperature

Back

Preview of the back of card 4

Card 5

Front

an increase in temperature

Back

Preview of the back of card 5
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