physics 2.0 / 5 based on 1 rating ? PhysicsGCSEAQA Created by: LizzieCreated on: 02-11-12 15:41 what do ionic compounds do? form crystals, have high melting and boiling points, are hard and brittle, conduct electricity when disolved or molten and soluble in water. 1 of 5 why do ionic compounds conduct electricity when disolved in water or melted? the molecules of water come between the positive and negative electrodes that would attract 2 of 5 what does it mean if an ionic compound ends in -ide? it is a negative ion 3 of 5 what does it mean if an ionic compound ends in -ate? it is a negative ion containing oxygen 4 of 5 what is an ion ? an atom that has become electrically charged 5 of 5
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