SSC
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The metal ion which is NOT coloured is-:
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iron (III) ion
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sodium ion
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Copper (II) ion
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cobalt (II) ion
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Explanation:
Detailed explanation-1: -Cu+ do not have any unpaired electron so ion is not coloured.
Detailed explanation-2: -Transition metal ions become coloured as they form complexes and compounds with other molecules.
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