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Transition metals (A-level only)

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Question 16

Which statement regarding the shapes and geometries of transition metal complex ions is not correct?

A

The diamminesilver(I) ion, [Ag(NH3)2]+[\text{Ag}(\text{NH}_3)_2]^{+}[Ag(NH3​)2​]+, has a linear shape with a bond angle of 180∘180^\circ180∘.

B

The trioxalatoferrate(III) ion, [Fe(C2O4)3]3−[\text{Fe}(\text{C}_2\text{O}_4)_3]^{3-}[Fe(C2​O4​)3​]3−, has an octahedral shape.

C

The tetrachloroplatinate(II) ion, [PtCl4]2−[\text{PtCl}_4]^{2-}[PtCl4​]2−, has a tetrahedral shape.

D

The tetrachlorocobaltate(II) ion, [CoCl4]2−[\text{CoCl}_4]^{2-}[CoCl4​]2−, has a tetrahedral shape.

Markscheme

Transition metals (A-level only) Questions

  1. A Level
  2. /Chemistry
  3. /Transition metals (A-level only)

63 exam-style questions on AQA A Level Chemistry Transition metals (A-level only), covering General properties of transition metals (A-level only), Substitution reactions (A-level only), Shapes of complex ions (A-level only), Formation of coloured ions (A-level only), Variable oxidation states (A-level only), and Catalysts (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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