1. Which of the five d orbitals listed below, lie directly on the x , y & z axes
ID: 788554 • Letter: 1
Question
1. Which of the five d orbitals listed below, lie directly on the x, y & z axes, thus pointing directly towards the ligands in an octahedral transition metal complex, ML6?
Select one or more:
a. dxz
b. dxy
c. dyz
d. dx2-y2
e. dz2
2.When a transition metal (TM) ion sits in the centre of an octahedral complex the five d orbitals are no longer degenerate.
From the options below, complete the sentence which best describes the energy of the five d orbitals in an octahedral TM complex.
"The crystal field which is established by the ligands causes ..."
From the options below, which statement best describes what occurs when a TM complex absorbs a photon of visible light:
True or False: The colour corresponds to the wavelength of visible light emitted by the compound.
5.A transition metal complex absorbs visible light in the red region of the spectrum.
From the options below, select the best description of the observed colour of this TM complex to the human eye.
Select one:
a. Co2+
b. Cu2+
c. Zn2+
d. Ni2+
7.Some transition metal ions can exist in either "low-spin" or "high-spin" electronic configurations.
From the options below, select the statement which best describes this.
Select one or more:
Select one:
a. CN-
b. Cl-
c. I-
d. OH-
e. H2O
If you could also provide a short explanation for this qn that would be helpful.
10.Match each term below to the correct description of d electrons in transition metal complexes.
Diamagnetic
Paramagnetic
Which of the five d orbitals listed below, lie directly on the x, y & z axes, thus pointing directly towards the ligands in an octahedral transition metal complex, ML6?Explanation / Answer
1.
d. dx2-y2
e. dz2
2. a. ... two d orbitals to be higher in energy than the other three d orbitals.
3.
a. An electron is excited between d orbitals.
4. True
5.
green
6.
Zn+2
7.
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