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All results from a given calculation for CH(CN)3 (tricyanomethane)

using model chemistry: mPW1PW91/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at mPW1PW91/Def2TZVPP
 hartrees
Energy at 0K-317.215373
Energy at 298.15K 
HF Energy-317.215373
Nuclear repulsion energy214.050460
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at mPW1PW91/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3044 3044 14.55 84.09 0.11 0.19
2 A1 2414 2414 0.05 145.78 0.05 0.09
3 A1 849 849 4.46 6.15 0.09 0.17
4 A1 581 581 0.61 4.14 0.00 0.00
5 A1 170 170 24.14 2.32 0.70 0.82
6 A2 367 367 0.00 0.00 0.75 0.86
7 E 2408 2408 0.53 32.98 0.75 0.86
7 E 2408 2408 0.53 33.00 0.75 0.86
8 E 1290 1290 3.03 2.55 0.75 0.86
8 E 1290 1290 3.03 2.55 0.75 0.86
9 E 1044 1044 16.87 1.18 0.75 0.86
9 E 1044 1044 16.87 1.18 0.75 0.86
10 E 586 586 0.04 2.04 0.75 0.86
10 E 586 586 0.04 2.04 0.75 0.86
11 E 365 365 0.28 2.66 0.75 0.86
11 E 365 365 0.28 2.66 0.75 0.86
12 E 134 134 7.54 4.35 0.75 0.86
12 E 134 134 7.54 4.35 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9538.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9538.2 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at mPW1PW91/Def2TZVPP
ABC
0.09630 0.09630 0.05062

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.496
H2 0.000 0.000 1.593
C3 0.000 1.400 0.055
C4 1.212 -0.700 0.055
C5 -1.212 -0.700 0.055
N6 0.000 2.500 -0.265
N7 2.165 -1.250 -0.265
N8 -2.165 -1.250 -0.265

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09711.46761.46761.46762.61302.61302.6130
H21.09712.07972.07972.07973.11493.11493.1149
C31.46762.07972.42442.42441.14563.43643.4364
C41.46762.07972.42442.42443.43641.14563.4364
C51.46762.07972.42442.42443.43643.43641.1456
N62.61303.11491.14563.43643.43644.32944.3294
N72.61303.11493.43641.14563.43644.32944.3294
N82.61303.11493.43643.43641.14564.32944.3294

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.752 C1 C4 N7 178.752
C1 C5 N8 178.752 H2 C1 C3 107.490
H2 C1 C4 107.490 H2 C1 C5 107.490
C3 C1 C4 111.377 C3 C1 C5 111.377
C4 C1 C5 111.377
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.420      
2 H 0.140      
3 C -0.257      
4 C -0.257      
5 C -0.257      
6 N 0.070      
7 N 0.070      
8 N 0.070      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 2.764 2.764
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.416 0.000 0.000
y 0.000 -49.416 0.000
z 0.000 0.000 -35.474
Traceless
 xyz
x -6.971 0.000 0.000
y 0.000 -6.971 0.000
z 0.000 0.000 13.942
Polar
3z2-r227.883
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.873 0.000 0.000
y 0.000 8.873 0.000
z 0.000 0.000 5.588


<r2> (average value of r2) Å2
<r2> 199.985
(<r2>)1/2 14.142