Science 4.0 / 5 based on 1 rating ? FunFunFunNone Created by: tegancopleyCreated on: 13-07-15 21:53 What 3 elements are in copper carbonate? Copper, carbon, oxgyen 1 of 16 What happens to the temperature in a endothermic reaction? The temperature goes down 2 of 16 If you heat 2g of calcuim carbonate you will make 1.12g of calcuim oxide, how much carbon dioxide will you make? You would make 0.88g 3 of 16 What is the word equation for rusting Iron + oxgyen > Iron oxdie 4 of 16 What happens to the temperature in a exothermic reaction? It goes up 5 of 16 Name two exothermic reactions Burning & Freezing 6 of 16 Nname two endothermic reactions Evaporation & melting 7 of 16 Where does energy go in a exothermic reaction? It goes into the surroundings 8 of 16 Where des energy come from in a endothermic reaction? It comes from the suroundings 9 of 16 what is the word Equation to show what happens when methane reacts with oxgyen? Methane + oxgyen > carbon dioxide + water 10 of 16 What happens in a oxide reaction? Reacts with oxgyen 11 of 16 What are 2 examples of a chemical reactions? Burning wood & firewood going off. 12 of 16 What are 2 examples of a phyical reactions? Ice melting & water boiling 13 of 16 What are 2 signs that a chemical change has took place? Chnage of colour & bubbles of gas 14 of 16 Are chemical reactions easy or difficult to reverse? It it difficult 15 of 16 Name a fuel Methane 16 of 16
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