Transition Metals (A Level only) (AQA A-Level Chemistry): Quizzes

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General Properties of Transition Metals
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What defines transition metals from TiTi to CuCu?

Form stable ions with incomplete dd-sublevel

What do ligands donate when forming complex ions with transition metals?

Lone pairs of electrons

What type of bonds form between ligands and the central metal ion in complexes?

Coordinate bonds

What is the formula of hexaaquairon(III) ion?

[Fe(H2O)6]3+\text{[Fe(H}_2\text{O})_6]^{3+}

Why do transition metals form coloured ions in solution?

Electronic transitions in dd-sublevel

What colour is the [Cu(H2O)6]2+\text{[Cu(H}_2\text{O})_6]^{2+} complex?

Blue

Why can transition metals exhibit multiple oxidation states?

Close energy levels of 4s4s & 3d3d orbitals

What range of oxidation states can manganese have?

+2 to +7

Which transition metal catalyses the Haber process?

Iron

What is the electronic configuration of chromium (CrCr)?

3d54s13d^54s^1

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