AQA A LEVEL CHEMISTRY PAPER 1 QUESTION PAPER 2023 (7405/1: Inorganic and Physical Chemistry)

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AQA A LEVEL CHEMISTRY PAPER 1 QUESTION PAPER 2023 (7405/1: Inorganic and Physical Chemistry). DOWNLOAD OFFICIAL AND VERIFIED AQA A LEVEL CHEMISTRY PAPER 1 QUESTION PAPER 2023 ON www.leakedexams.com.

Â 1 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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Author	OCR KING
Published	30 Jul 2024
Included files	PDF
7405 7405/1 AQA A LEVEL CHEMISTRY PAPER 1 QUESTION PAPER 2023 AQA A LEVEL CHEMISTRY PAPER 1 AQA A LEVEL CHEMISTRY PAPER 1 2023 AQA A LEVEL CHEMISTRY PAPER 1 AQA AQA CHEMISTRY 2023 AQA CHEMISTRY CHEMISTRY 2023 CHEMISTRY