Exam (elaborations)
AQA A Level Chemistry Transition Metals – Colours Questions & Correct Answers/ Graded A+
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Colour of MnO4- (+7 oxidation state) : purple Colour of CrO7 2- (+6 oxidation state) : orange Colour of V(O2)+ (+5 oxidation state) : yellow Colour of VO 2+ (+4 oxidation state) : blue Colour of V 3+ (+3 oxidation state) : green 2 Colour of Cr 3+ (+3 oxidation state) : green/violet Col...
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