return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B2PLYP=FULL/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B2PLYP=FULL/6-311G**
 hartrees
Energy at 0K-317.032317
Energy at 298.15K 
HF Energy-316.646470
Nuclear repulsion energy212.677676
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 B2PLYP=FULL/6-311G**
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 3060 3060 9.02 83.37 0.14 0.24
2 A1 2307 2307 0.39 90.99 0.06 0.11
3 A1 845 845 7.05 6.81 0.11 0.21
4 A1 573 573 0.14 3.50 0.00 0.00
5 A1 168 168 20.63 2.77 0.71 0.83
6 A2 359 359 0.00 0.00 0.75 0.86
7 E 2305 2305 5.55 26.52 0.75 0.86
7 E 2305 2305 5.55 26.52 0.75 0.86
8 E 1303 1303 2.72 3.05 0.75 0.86
8 E 1303 1303 2.72 3.05 0.75 0.86
9 E 1035 1035 18.77 2.09 0.75 0.86
9 E 1035 1035 18.77 2.09 0.75 0.86
10 E 578 578 0.00 2.53 0.75 0.86
10 E 578 578 0.00 2.53 0.75 0.86
11 E 355 355 0.14 3.60 0.75 0.86
11 E 355 355 0.14 3.60 0.75 0.86
12 E 134 134 6.81 5.11 0.75 0.86
12 E 134 134 6.81 5.11 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9364.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9364.7 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 B2PLYP=FULL/6-311G**
ABC
0.09522 0.09522 0.05014

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.508
H2 0.000 0.000 1.605
C3 0.000 1.403 0.060
C4 1.215 -0.702 0.060
C5 -1.215 -0.702 0.060
N6 0.000 2.513 -0.273
N7 2.176 -1.257 -0.273
N8 -2.176 -1.257 -0.273

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09671.47331.47331.47332.63182.63182.6318
H21.09672.08762.08762.08763.13743.13743.1374
C31.47332.08762.43042.43041.15873.45283.4528
C41.47332.08762.43042.43043.45281.15873.4528
C51.47332.08762.43042.43043.45283.45281.1587
N62.63183.13741.15873.45283.45284.35304.3530
N72.63183.13743.45281.15873.45284.35304.3530
N82.63183.13743.45283.45281.15874.35304.3530

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.930 C1 C4 N7 178.930
C1 C5 N8 178.930 H2 C1 C3 107.740
H2 C1 C4 107.740 H2 C1 C5 107.740
C3 C1 C4 111.146 C3 C1 C5 111.146
C4 C1 C5 111.146
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability