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

using model chemistry: B3LYP/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3LYP/CEP-31G
 hartrees
Energy at 0K-52.695884
Energy at 298.15K 
HF Energy-52.695884
Nuclear repulsion energy100.167864
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 B3LYP/CEP-31G
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 3061 2964 2.40 100.66 0.13 0.22
2 A1 2283 2211 0.41 122.89 0.04 0.08
3 A1 845 818 16.92 11.72 0.11 0.20
4 A1 558 541 0.12 5.70 0.00 0.00
5 A1 168 163 16.57 3.48 0.70 0.82
6 A2 362 351 0.00 0.00 0.75 0.86
7 E 2280 2208 1.25 27.86 0.75 0.86
7 E 2280 2208 1.25 27.85 0.75 0.86
8 E 1298 1257 1.22 5.65 0.75 0.86
8 E 1298 1257 1.23 5.65 0.75 0.86
9 E 1017 985 35.93 4.33 0.75 0.86
9 E 1017 985 35.94 4.33 0.75 0.86
10 E 563 545 0.69 2.97 0.75 0.86
10 E 563 545 0.69 2.97 0.75 0.86
11 E 358 347 0.09 4.57 0.75 0.86
11 E 358 347 0.09 4.57 0.75 0.86
12 E 133 129 5.70 6.04 0.75 0.86
12 E 133 129 5.70 6.03 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9289.1 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 8995.6 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 B3LYP/CEP-31G
ABC
0.09163 0.09163 0.04833

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.529
H2 0.000 0.000 1.634
C3 0.000 1.427 0.065
C4 1.235 -0.713 0.065
C5 -1.235 -0.713 0.065
N6 0.000 2.561 -0.284
N7 2.218 -1.281 -0.284
N8 -2.218 -1.281 -0.284

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10511.50011.50011.50012.68712.68712.6871
H21.10512.12062.12062.12063.19973.19973.1997
C31.50012.12062.47092.47091.18713.51713.5171
C41.50012.12062.47092.47093.51711.18713.5171
C51.50012.12062.47092.47093.51713.51711.1871
N62.68713.19971.18713.51713.51714.43614.4361
N72.68713.19973.51711.18713.51714.43614.4361
N82.68713.19973.51713.51711.18714.43614.4361

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 179.079 C1 C4 N7 179.079
C1 C5 N8 179.079 H2 C1 C3 108.015
H2 C1 C4 108.015 H2 C1 C5 108.015
C3 C1 C4 110.887 C3 C1 C5 110.887
C4 C1 C5 110.887
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.141      
2 H 0.264      
3 C -0.595      
4 C -0.595      
5 C -0.595      
6 N 0.460      
7 N 0.460      
8 N 0.460      


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 2.994 2.994
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -50.892 0.000 0.000
y 0.000 -50.892 0.000
z 0.000 0.000 -35.773
Traceless
 xyz
x -7.560 0.000 0.000
y 0.000 -7.560 0.000
z 0.000 0.000 15.119
Polar
3z2-r230.239
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 8.234 0.000 0.000
y 0.000 8.235 0.000
z 0.000 0.000 4.791


<r2> (average value of r2) Å2
<r2> 156.504
(<r2>)1/2 12.510