INORGANIC ChemistryStarting product was [(Me5dien)CoCl2] and reacted with NaSCN to produce [(Me5dien)Co(SCN)2]Using the graphs attached, the IR data tells you that the binding mode is N coordination. How does the IR data agree (or disagree) with the peak shifts (Uv-Vis spect)IRProduct 1, [(Me5dien)CoCl2]29041.04, 2812.76, 2761.62 cm-1 (carbon bond)1457.35 cm-1 (CH2)1263.91 cm-1 (possibly C-N stretch)Product 2, [(Me5dien)Co(SCN)2]2968.54-2870.67 cm-1 (C-C)2059.41 cm-1 (N=C=S)1470.28 cm-1 (CH2)Uv-vis[(Me5dien)CoCl2]Peak A: 531.8 nm, 0.722 AbsPeak B: 609.7 nm, 0.666 Abs[(Me5dien)Co(SCN)2]Peak A: 510.20 nm, 0.357 AbsPeak B: 608.20 nm, 0.401 Abs Sruld vovt doup Peat-PuProductFroduct 2 CIMegdienSeNIz84a2808055Seoo -watc wrokewtion op45Hle-r40mo- Accto ne, CRAane cln2500Wawenumbers (cm-1)3540003500300020001500100050035003002500200015001000NTranemttance2972.31THE1454 501472.339L'LEr1410.661300.471247.181144.181105.891030.381007 31974.7719.1006 pC6NEc=5205841'LOCI033.0e.23820 49 0.50.8[(Me5dien)Co(SCN)2]A[(Me5dien)CoCI2]0.40.60.30.40.2020.1500700900s00700900Wavelength (nm)Wavelength (nm)sqvsqv

The IR data of the product is correctly indicating that Cl has been replaced by SCN.

Answered: Sruld vovt doup Peat-Pu Product Froduct…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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INORGANIC Chemistry

Starting product was [(Me₅dien)CoCl₂] and reacted with NaSCN to produce [(Me₅dien)Co(SCN)₂]

Using the graphs attached, the IR data tells you that the binding mode is N coordination. How does the IR data agree (or disagree) with the peak shifts (Uv-Vis spect)

Product 1, [(Me₅dien)CoCl₂]

29041.04, 2812.76, 2761.62 cm^-1 (carbon bond)

1457.35 cm^-1 (CH₂)

1263.91 cm^-1 (possibly C-N stretch)

Product 2, [(Me₅dien)Co(SCN)₂]

2968.54-2870.67 cm^-1 (C-C)

2059.41 cm^-1 (N=C=S)

1470.28 cm^-1 (CH₂)

Uv-vis

[(Me₅dien)CoCl₂]

Peak A: 531.8 nm, 0.722 Abs

Peak B: 609.7 nm, 0.666 Abs

[(Me₅dien₎Co(SCN)₂]

Peak A: 510.20 nm, 0.357 Abs

Peak B: 608.20 nm, 0.401 Abs

Sruld vovt doup Peat-Pu
Product
Froduct 2 CIMegdienSeNIz
84
a2
80
80
55
Seoo -watc wroke
wtion op
45
Hle-r
40
mo- Accto ne, CRAan
e cln
2500
Wawenumbers (cm-1)
35
4000
3500
3000
2000
1500
1000
500
3500
300
2500
2000
1500
1000
NTranemttance
2972.31
THE
1454 50
1472.33
9L'LEr
1410.66
1300.47
1247.18
1144.18
1105.89
1030.38
1007 31
974.77
19.10
06 pC6
NEc=5
205841
'LOCI
033.0e.23
820 49

0.5
0.8
[(Me5dien)Co(SCN)2]
A
[(Me5dien)CoCI2]
0.4
0.6
0.3
0.4
0.2
02
0.1
500
700
900
s00
700
900
Wavelength (nm)
Wavelength (nm)
sqv
sqv

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