What is a test for iron(III) compounds?
Using thiocyanate ions to give a red complex. During the session I will go through the reaction mechanism and evaluation of soluble / insoluble products.
AS
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Lead (IV) oxide reacts with concentrated hydrochloric acid as follows: PbO2(s) + 4HCl(aq) -----> PbCl2(s) + Cl2(g) + 2H2O(l) What mass of lead chloride would be obtained from 37.2g of PbO2, and what mass of chlorine gas would be produced
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Write an ionic equation, with state symbols, to show the reaction of calcium with an excess of water.