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Date November 2016 Marks available 1 Reference code 16N.1.hl.TZ0.10
Level HL Paper 1 Time zone TZ0
Command term State Question number 10 Adapted from N/A

Question

What is the correct explanation for the colour of [Cu(H2O)6]2+?

A. Light is absorbed when an electron moves to a d orbital of higher energy.

B. Light is released when an electron moves to a d orbital of higher energy.

C. Light is absorbed when electrons move from the ligands to the central metal ion.

D. Light is absorbed when electrons move between d and s orbitals.

Markscheme

A

Examiners report

[N/A]

Syllabus sections

Additional higher level (AHL) » Topic 13: The periodic table—the transition metals » 13.2 Coloured complexes
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Additional higher level (AHL) » Topic 13: The periodic table—the transition metals
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