bubbling1.gifcandle04.gifThe smaller easier KS3 Science-Chemistry crossword on "Simple Chemical Reactions"

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(QCA 7F)
KS3 chemistry index * Crossword puzzle ANSWERS

1 Statues made from this might fizz in very acid rain! (6)
3 General name for a chemical you start with before anything happens in a reaction. (8)
7 Used to show what has happened in a chemical reaction and can be made of words or symbols and little maths! (8)
9 General name for what is formed by the end of the reaction. (7)
10 This type of chemical readily reacts with many metals forming hydrogen, and with carbonates to form carbon dioxide. (4)
11 An everyday word for combustion and desire! (7)
12 A colourless liquid formed from burning fossil fuels. (5)
13 A longer word for burning.(10)
15 The fuel on top of the birthday cake! (6,3)
18 The squeaky pop gas with a match! (8)
19 A gas formed on burning a hydrocarbon or fossil fuel (6,7)
21 Quite a reactive metal with acids and burns with a bright white flame to a white powder. (9)
22 The type of compound formed by combining an element with oxygen. (5)
23 You bubble a gas into it to test for carbon dioxide, but it doesn't taste as nice as the juice! (9)
2 You use one of these to test for hydrogen and no spill. (3,6)
4 This type of element reacts with acids to make hydrogen. (5)
5 1st name of a well known acid in the laboratory. (12)
6 Something that is burned to produce heat energy. (4)
8 The gas in air that reacts with fuel molecules in combustion. (6)
14 This means be warned! (6)
15 When you see this in the 2nd part of a chemical name, you know it will bubble with acid. (9)
16 A long dead kind of fuel! (6)
17 What you see and hear on pouring acid onto marble chips! (4)
18 Given out with light in burning reactions. (4)
20 Fuel from photosynthesis, come on, chop, chop!