Salts and solubility 0.0 / 5 ? ChemistryTesting and analysing substancesGCSEEdexcel Created by: elliekhannaCreated on: 15-06-16 09:46 What is a soluble salt Soluble salts dissolve in water and produce clear a clear solution 1 of 19 What is an insoluble salt An insoluble salt turns cloudy and produces a precipitate 2 of 19 What salts are always soluble Potassium, sodium, ammonium and nitrates 3 of 19 What chlorides are insoluable lead and silver 4 of 19 what sulfates are insoluable barium, lead and calcium 5 of 19 What are the solubility rules for carbonates and hydroxides all insoluble unless potassium, sodium, ammonium 6 of 19 What is barium sulfate used for a barium meal in x-rays, it is insoluble and opaque in x-rays; used to show digestive track 7 of 19 How do you test for a metal with a flame test or spectroscopy 8 of 19 What is a flame test Where a element produces a certain colour under a flame 9 of 19 What is spectroscopy Where elements produce a specific pattern of flames/colours 10 of 19 What two new elements were fond using spectroscopy Rubidium and caesium 11 of 19 What colour does a potassium flame test go Lilac 12 of 19 What colour does a sodium flame test go Yellow 13 of 19 What colour does a calcium flame test go brick red 14 of 19 What colour does a copper flame test go Blue-green 15 of 19 How do you test for anions With a precipitate reaction 16 of 19 How do you test for a sulfate add dilute HCl to turn any unwanted products soluable, then add barium chloride to get a white precipitate 17 of 19 How do you test for a chloride add dilute nitric acid, then add silver nitrate to produce a white precipitate 18 of 19 How do you test for a carbonate Add dilute acid then bubble through limewater and if it turns cloudy/milky 19 of 19
Comments
No comments have yet been made