science 0.0 / 5 ? ScienceChemistryPhysicsGCSEAQA Created by: meganwalshCreated on: 08-03-14 09:31 what is limestone mainly made of? calcium carbonate 1 of 5 if water is added to a substance you get calcium hydroxide, what is this substance? calcium oxide 2 of 5 elements below carbon in the reactivity series are extracted using... reduction with carbon 3 of 5 when the copper ore is heated in a furnace, what is this called? smelting 4 of 5 what is the most reactive element in the reactivity series? potassium 5 of 5
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