Out of Ag2SO4,CuF2,MgF2 & CuCl which compound will be coloured and why?
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If we considered CuF2 the oxidation state of Cu is 2+
Cu : [Ar] 3d10 4S1
Cu2+ : [Ar] 3d9
There is one unpaired electron. This electron implants colour to the compound. If all the electrons are paired up, the compound will not be colored.
Cu : [Ar] 3d10 4S1
Cu2+ : [Ar] 3d9
There is one unpaired electron. This electron implants colour to the compound. If all the electrons are paired up, the compound will not be colored.
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