When Cr(CO) is heated with a two electron donor such as triphenylphosphine (PPh³), the mono-substituted complex Cr(CO) (PPh3) forms, in addition to the disubstituted product cis-Cr(CO)4(PPh3)2. (i) (iii) Determine the point group for both complexes. Calculate the number of Cr-CO stretching vibrations expected for each complex in the infrared spectrum. Calculate the number of Raman active Cr-CO stretching complex. rations for each

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When Cr(CO) is heated with a two electron donor such as triphenylphosphine
(PPh³), the mono-substituted complex Cr(CO) (PPh3) forms, in addition to the
disubstituted product cis-Cr(CO)4(PPh3)2.
(i)
(ii)
(iii)
Determine the point group for both complexes.
Calculate the number of Cr-CO stretching vibrations expected for each complex
in the infrared spectrum.
Calculate the number of Raman active Cr-CO stretching rations for each
complex.
Transcribed Image Text:When Cr(CO) is heated with a two electron donor such as triphenylphosphine (PPh³), the mono-substituted complex Cr(CO) (PPh3) forms, in addition to the disubstituted product cis-Cr(CO)4(PPh3)2. (i) (ii) (iii) Determine the point group for both complexes. Calculate the number of Cr-CO stretching vibrations expected for each complex in the infrared spectrum. Calculate the number of Raman active Cr-CO stretching rations for each complex.
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