Chemical Changes, Acids and Bases 0.0 / 5 ? ChemistryAcids, bases and saltsGCSEEdexcel Created by: 13MVaughanCreated on: 14-10-17 16:08 What is the pH scale measure? How acidic or alkaline a solution is. 1 of 14 What is the pH scale for a neutral substance? pH 7 2 of 14 Acids can ionise or dissociate in ...? Water 3 of 14 What does a base react with to make salt and water? Acid 4 of 14 when a base reacts with an acid it produces....? Salt and Water 5 of 14 An alkali is a .....? Base 6 of 14 An alkali is soluble in....? Water 7 of 14 All alkalis have a pH scale more or less than pH7? More 8 of 14 What is the symbol for hydroxide ions? OH- ions 9 of 14 What do alkalis form in water? hydroxide ions 10 of 14 What is an indicator? A dye 11 of 14 what does the dye for an indicator do? Changes Colour 12 of 14 what is the reaction between an acid and a base? neutralisation 13 of 14 What does an acid and a base produce? Salt and Water 14 of 14
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