Chemistry AQA GCSE Unit 2: Ions in Solution Acids, Bases and Alkalis Electrolysis Making Salts Hope this is useful :) 3.5 / 5 based on 2 ratings ? ChemistryAcids, bases and saltsGCSEAll boards Created by: RebeccaCreated on: 02-05-11 14:02 Acid + Base -> Salt + Water 1 of 21 H+ + OH- -> H2O 2 of 21 Acid + Base is called Neutralisation 3 of 21 To react with dilute acids, the metal must... be more reactive than hydrogen 4 of 21 Ammonia is a/n... alkali 5 of 21 Ammonia can be made through neutralisation: NH3 + HNO3 -> NH4NO3 6 of 21 How do you make soluble salts from insoluble bases? Add base in excess 7 of 21 Soluble salts are... all nitrates 8 of 21 Making insoluble salts is done through... precipitation 9 of 21 This type of reaction uses... Acid and Alkali 10 of 21 To make KOH, NH4OH and NaOH you use... Exact quantities of acid and alkali 11 of 21 Anions are negative 12 of 21 In electrolysis the anode is positive 13 of 21 Cations are attracted to the Cathode 14 of 21 Pure copper is made the... Cathode 15 of 21 Define electrolysis Breaking down a substance using electricity 16 of 21 Gain of electrons is reduction 17 of 21 The electrolyte can't be... Solid 18 of 21 The product at the Cathode Is hydrogen or something less reactive 19 of 21 Chlorine is used for... Disinfectant 20 of 21 The pH scale goes from 0-14 21 of 21
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