8 An excess of potassium ions makes KCI crystals appear

Last updated: 7/4/2023

8 An excess of potassium ions makes KCI crystals appear violet or lilac in colour since 1 Point Some of the anionic sites are not occupied by unpaired electrons Some of the anionic sites are occupied by a pair of electrons There are vacancies at some anionic sites F centres are created which impart colour to the crystals