Transition Metals - Colours Test (Part 2)

Part 2 of the transition metal quiz. I know that TM colours do vary a lot, between exam boards and textbooks and what you read online! So these are the colours taken specifically from the new specification endorsed Edexcel A Level (Pearson) textbook.

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  • Created by: LouiseG
  • Created on: 24-06-17 14:26

1. What colour will [Fe(H2O)4(OH)2] turn if left exposed to air?

  • Dark blue
  • Orange
  • Brown
  • Green
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Other questions in this quiz

2. What is the colour change: [Fe(H2O)6]3+ + 3OH- --> [Fe(OH)3(H2O)3] + 3H2O

  • Red solution to brown precipitate
  • Yellow brown solution to brown precipitate
  • Pale green solution to dirty green precipitate
  • Yellow solution to brown solution

3. What is the colour change when alkaline H2O2 is added to a solution containing [Cr(OH)6]3- ?

  • Green to yellow
  • Violet to yellow
  • Yellow to green
  • Green to orange

4. What colour would a complex be with copper(II) ions bonded dative covalently to 4 butylamines and 2 H2O groups?

  • Red
  • Pale blue precipitate
  • Dark blue
  • Colourless

5. If acidified diochromate(VI) ions are mixed with solid zinc, what is the final colour seen of the resulting solution?

  • Yellow
  • Orange
  • Pale blue
  • Dark green
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