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

using model chemistry: PBE1PBE/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBE1PBE/TZVP
 hartrees
Energy at 0K-316.918256
Energy at 298.15K 
HF Energy-316.918256
Nuclear repulsion energy213.915634
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 PBE1PBE/TZVP
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 3042 2919 16.29 88.97 0.11 0.20
2 A1 2422 2324 0.03 143.29 0.05 0.09
3 A1 850 816 5.43 5.61 0.13 0.23
4 A1 583 560 0.36 3.29 0.00 0.00
5 A1 170 163 22.23 2.92 0.72 0.84
6 A2 367 353 0.00 0.00 0.75 0.86
7 E 2416 2319 0.50 33.00 0.75 0.86
7 E 2416 2319 0.50 33.00 0.75 0.86
8 E 1291 1239 2.06 3.08 0.75 0.86
8 E 1291 1239 2.06 3.08 0.75 0.86
9 E 1047 1005 18.82 1.40 0.75 0.86
9 E 1047 1005 18.82 1.40 0.75 0.86
10 E 588 564 0.00 3.06 0.75 0.86
10 E 588 564 0.00 3.06 0.75 0.86
11 E 366 352 0.12 3.86 0.75 0.86
11 E 366 352 0.12 3.86 0.75 0.86
12 E 135 129 7.15 5.43 0.75 0.86
12 E 135 129 7.15 5.43 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9559.7 cm-1
Scaled (by 0.9596) Zero Point Vibrational Energy (zpe) 9173.5 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 PBE1PBE/TZVP
ABC
0.09622 0.09622 0.05060

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/TZVP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.498
H2 0.000 0.000 1.597
C3 0.000 1.399 0.056
C4 1.212 -0.700 0.056
C5 -1.212 -0.700 0.056
N6 0.000 2.501 -0.266
N7 2.166 -1.250 -0.266
N8 -2.166 -1.250 -0.266

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09961.46721.46721.46722.61472.61472.6147
H21.09962.08152.08152.08153.11863.11863.1186
C31.46722.08152.42352.42351.14773.43713.4371
C41.46722.08152.42352.42353.43711.14773.4371
C51.46722.08152.42352.42353.43713.43711.1477
N62.61473.11861.14773.43713.43714.33134.3313
N72.61473.11863.43711.14773.43714.33134.3313
N82.61473.11863.43713.43711.14774.33134.3313

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.798 C1 C4 N7 178.798
C1 C5 N8 178.798 H2 C1 C3 107.514
H2 C1 C4 107.514 H2 C1 C5 107.514
C3 C1 C4 111.355 C3 C1 C5 111.355
C4 C1 C5 111.355
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.052      
2 H 0.242      
3 C -0.078      
4 C -0.078      
5 C -0.078      
6 N -0.020      
7 N -0.020      
8 N -0.020      


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 2.790 2.790
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.636 0.000 0.000
y 0.000 -49.636 0.000
z 0.000 0.000 -35.607
Traceless
 xyz
x -7.015 0.000 0.000
y 0.000 -7.015 0.000
z 0.000 0.000 14.029
Polar
3z2-r228.059
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 8.600 0.000 0.000
y 0.000 8.600 0.000
z 0.000 0.000 5.228


<r2> (average value of r2) Å2
<r2> 200.223
(<r2>)1/2 14.150