Why [Cu(NH3)4]2+ is coloured but [ Cu(CN) 4]3- is colourless?
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hello ,
A COMPOUND WHICH HAVE UNPAIRED ELECTRON CAN IMPART COLOUR DUE TO d-dtransition [Cu(NH₃)₄]²⁺ HAS UNPAIRED ELECTRON
Hence, [Cu(NH₃)₄]²⁺ ion is colored wheres
Cu(CN₄] ³⁻ does not have UNPAIRED ELECTRON. It is a colorless compound
I hope you understand very well dear :-)
A COMPOUND WHICH HAVE UNPAIRED ELECTRON CAN IMPART COLOUR DUE TO d-dtransition [Cu(NH₃)₄]²⁺ HAS UNPAIRED ELECTRON
Hence, [Cu(NH₃)₄]²⁺ ion is colored wheres
Cu(CN₄] ³⁻ does not have UNPAIRED ELECTRON. It is a colorless compound
I hope you understand very well dear :-)
rohitkumargupta:
thanks
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