Chemistry, asked by jayantmsdian, 4 months ago

why scamdium is colourless but cu is blue in colour ?

Answers

Answered by Anonymous

Answer:

Transition element exhibit colour due to d-d transition. d-d transition is possible only when d subshell have unpaired electron. Cu+ has completely filled orbital: [Noble gas] 3d10, where as Cu2+ has partially filled orbital : [Noble gas]3d9. Hence Cu+ is colourless but Cu2+ is coloured.

Answered by pravindkumar9801185

Answer:

nice question but very very very very very easier

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