Co-Ordination Compounds Question 128

Question: Which of the following compounds is colourless

[MP PET 1994]

Options:

A) $ Cu_2{{(CH_3COO)}_4}.2H_2O $

B) $ Cu_2Cl_2 $

C) $ CuSO_4.5H_2O $

D) $ [Cu{{(NH_3)}_4}]SO_4.4H_2O $

Show Answer

Answer:

Correct Answer: B

Solution:

The anhydrous complex of $ C{u^{+}} $ do not involve d-d transition and are thus colourless.



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