(a) Cu^2+ ions are coloured but Zn^2+ ions are colourless . Give reaso – InterviewSolution

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1.	(a) Cu^2+ ions are coloured but Zn^2+ ions are colourless . Give reason . (b) Write the formula to calculate spin only magnetic moment .
Answer» Solution : `Cu^2+` are coloured because of PRESENCE of UNPAIRED electrons . `Zn^2+` are colourless because of unpaired electrons . `MU`=`sqrt(N(n+2)`

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