Chemistry 0.0 / 5 ? ChemistryTesting and analysing substancesGCSEAQA Created by: A.fourieCreated on: 28-05-20 10:00 What is ions? Atoms with a + or - charge 1 of 10 Ionic substances Made from particles called ions 2 of 10 What is precipitate? Observed as solid floating in solution 3 of 10 Reagent Substances added for chemical analysis 4 of 10 Transition metals are........ Special metals 5 of 10 The reagent to identify metal or positive ions is.... Sodium hydroxide 6 of 10 Transition metals form coloured precipitates. Copper(_______), Iron 2+(________), Iron 3+(________). Blue, green and brown 7 of 10 Rule 1 Same no. of atoms on left and right of the arrow 8 of 10 Rule 2 Charges add to same total ( left and right) 9 of 10 Rule 3 Charges of ions in precipitate total 0 10 of 10
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