AQA CHEMISTRY 7405/1 PAPER 1 INORGANIC AND ORGANIC VERSION 1.0 FINAL QUESTIONS PAPERS WITH MARKING SCHEME [MERGED]|2023
This question is about complexes of the transition metal chromium. 0 1 . 1 State the meaning of the term transition metal complex. [1 mark] Cr(PF3)6 is a complex of chromium that contains molecules of PF3 0 1 . 2 The electron pair repulsion theory can be used to predict the shape of a PF3 molecule. Draw the shape of a PF3 molecule. Include any lone pairs of electrons that influence the shape. Name the shape. [2 marks] Shape Name of shape 0 1 . 3 Suggest why the oxidation state of chromium is zero in Cr(PF3)6 [1 mark
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- AQA CHEMISTRY
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- Subido en
- 19 de febrero de 2024
- Número de páginas
- 59
- Escrito en
- 2023/2024
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- Examen
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