Hydrogen, Gas that gives a squeaky pop with a lit splint, Carbon Dioxide, Gas that turns limewater cloudy, Gas, The three states of matter are solid, liquid and ..., Fizzing, What will we see if a reaction makes a gas?, Limewater, This chemical is used to test for Carbon Dioxide, Neutralisation, When an acid and alkali react together this is called n..., Neutral, Something that is not acid, nor alkali. It exactly between them at pH 7., Indicator, This changes colour to show us if something is acid or alkali, Acid, Something with a pH below 7

Gas Testing

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