2.1.2 0.0 / 5 ? ChemistryCompounds, Formulae and EquationASOCR Created by: a.cunninghamCreated on: 22-05-18 15:24 +1 charge Group 1, Hydrogen, Silver, Gold, Ammonium 1 of 6 +2 charge Group 2, Zinc, Copper(II), Iron(II), Tin, Lead 2 of 6 +3 charge Group 3, Iron(III) 3 of 6 -3 charge Group 5, Phosphate 4 of 6 -2 charge Group 6, Carbonate, Sulphate 5 of 6 -1 charge Group 7, Nitrate, Hydroxide 6 of 6
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