Which of the following salts is colourless? – InterviewSolution

1.	Which of the following salts is colourless?
Answer» `CdCl_2` `CuSO_(4) 5H_(2)O` `MnSO_(4) 7 H_(2)O` `NiSO_(4) * 7 H_(2)O` SOLUTION :`CdCl_2` has `Cd^(2+)` ION `(4d^(10))` which is colourless.

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