Welcome to the Quiz!
This quiz contains 9 questions from a mix of 1 subtopics.
What word describes the d orbitals of an isolated transition metal atom which all have the same energy?
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When electrons move from one d orbital to another of a higher energy level, what happens?
they reflect all colors of light
they absorb energy in the visible region of the spectrum
they emit energy in the visible region of the spectrum
they do not interact with light
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What is the colour of the complex ion [Co(CN)6]3- which absorbs blue light?
yellow
blue
red
green
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What is the complementary colour seen when mangantate(VII) ions absorb green light from the visible spectrum?
purple
green
orange
red
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List four factors that can affect the exact energy difference (ΔE) between the ground and excited state of a transition metal complex.
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What happens to the energy of the 3d orbitals when ligands bond to transition metal ions?
they all decrease in energy equally
they remain unchanged
they split into two energy levels
they all increase in energy equally
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In octahedral complexes such as [Cu(H2O)6]2+, how many d-orbitals have a lower energy?
2
1
4
3
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When white light hits a complex ion, what happens to the wavelengths of light that are not absorbed?
they change their wavelength
they are reflected or transmitted
they are absorbed by the ligands
they are converted into heat energy
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In the electromagnetic spectrum, which colour of light has the longest wavelength?
violet
red
green
blue
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