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Generally transition elements and their salts are coloured due to the presence of unpaired electrons in metal ions. Which of the following compounds are coloured?A. `KMnO_(4)`B. `Ce(SO_(4))_(2)`C. `TiCl_(4)`D. `Cu_(2)Cl_(2)` |
Answer» Correct Answer - A::B (a,b) are coloured. |
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