(b) What kind of electronic transitions are responsible for the colours of the following species? For each case, state t

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(b) What kind of electronic transitions are responsible for the colours of the following species? For each case, state t

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B What Kind Of Electronic Transitions Are Responsible For The Colours Of The Following Species For Each Case State T 1
B What Kind Of Electronic Transitions Are Responsible For The Colours Of The Following Species For Each Case State T 1 (39.81 KiB) Viewed 56 times
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(b) What kind of electronic transitions are responsible for the colours of the following species? For each case, state the type of the electronic transition, the orbitals between which the transition occurs and briefly explain the reason for your assignment. (i) Ruby (contains Cr3+ in Al2O3), red. [2 marks] (ii) Sapphire (contains Fe2+ and Ti- in Al2O3), intense blue. [2 marks] (iii) Cr2O72, deep orange. [2 marks] [2 marks] (iv) [W04]?, colourless but shows a very strong band in the UV. (v) [Fe(bpy)3]2+, deep red. [2 marks]
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