Sarthaks Test
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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? 

(i) KMnO4 (ii) Ce (SO4)2 (iii) TiCl4 (iv) Cu2Cl2

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(i), (ii)

(i) KMnO(ii) Ce (SO4)2

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