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

using model chemistry: MP2=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2=FULL/cc-pVTZ
 hartrees
Energy at 0K-316.711525
Energy at 298.15K 
HF Energy-315.437689
Nuclear repulsion energy213.098991
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 MP2=FULL/cc-pVTZ
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 3093 2937 12.25 78.75 0.11 0.20
2 A1 2215 2103 1.18 72.34 0.05 0.09
3 A1 842 799 5.91 6.39 0.07 0.14
4 A1 572 543 0.11 3.46 0.00 0.00
5 A1 164 156 21.72 1.96 0.70 0.82
6 A2 350 332 0.00 0.00 0.75 0.86
7 E 2223 2110 13.14 18.56 0.75 0.86
7 E 2223 2110 13.14 18.56 0.75 0.86
8 E 1302 1236 2.05 2.20 0.75 0.86
8 E 1302 1236 2.05 2.20 0.75 0.86
9 E 1049 996 12.55 1.28 0.75 0.86
9 E 1049 996 12.55 1.28 0.75 0.86
10 E 572 543 0.00 1.49 0.75 0.86
10 E 572 543 0.00 1.49 0.75 0.86
11 E 349 331 0.17 2.11 0.75 0.86
11 E 349 331 0.17 2.11 0.75 0.86
12 E 130 123 7.04 3.72 0.75 0.86
12 E 130 123 7.04 3.72 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9241.7 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 8774.1 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 MP2=FULL/cc-pVTZ
ABC
0.09585 0.09585 0.05053

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.514
H2 0.000 0.000 1.604
C3 0.000 1.390 0.062
C4 1.204 -0.695 0.062
C5 -1.204 -0.695 0.062
N6 0.000 2.507 -0.276
N7 2.171 -1.253 -0.276
N8 -2.171 -1.253 -0.276

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09051.46211.46211.46212.62842.62842.6284
H21.09052.07672.07672.07673.13393.13393.1339
C31.46212.07672.40842.40841.16653.43773.4377
C41.46212.07672.40842.40843.43771.16653.4377
C51.46212.07672.40842.40843.43773.43771.1665
N62.62843.13391.16653.43773.43774.34194.3419
N72.62843.13393.43771.16653.43774.34194.3419
N82.62843.13393.43773.43771.16654.34194.3419

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.848 C1 C4 N7 178.848
C1 C5 N8 178.848 H2 C1 C3 108.009
H2 C1 C4 108.009 H2 C1 C5 108.009
C3 C1 C4 110.893 C3 C1 C5 110.893
C4 C1 C5 110.893
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability