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

using model chemistry: HSEh1PBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HSEh1PBE/6-31G**
 hartrees
Energy at 0K-316.847162
Energy at 298.15K 
HF Energy-316.847162
Nuclear repulsion energy212.935595
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 HSEh1PBE/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3053 2914 12.41 88.29 0.15 0.27
2 A1 2423 2312 0.00 102.40 0.07 0.13
3 A1 851 812 4.76 6.62 0.13 0.22
4 A1 580 553 0.41 2.80 0.01 0.01
5 A1 168 160 21.39 2.95 0.71 0.83
6 A2 363 346 0.00 0.00 0.75 0.86
7 E 2418 2308 0.46 34.28 0.75 0.86
7 E 2418 2308 0.46 34.28 0.75 0.86
8 E 1287 1229 2.44 3.93 0.75 0.86
8 E 1287 1229 2.44 3.93 0.75 0.86
9 E 1046 999 18.48 2.15 0.75 0.86
9 E 1046 999 18.48 2.15 0.75 0.86
10 E 578 552 0.00 3.08 0.75 0.86
10 E 578 552 0.00 3.08 0.75 0.86
11 E 365 348 0.19 4.27 0.75 0.86
11 E 365 348 0.19 4.27 0.75 0.86
12 E 132 126 6.92 5.44 0.75 0.86
12 E 132 126 6.92 5.44 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9545.1 cm-1
Scaled (by 0.9543) Zero Point Vibrational Energy (zpe) 9108.9 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 HSEh1PBE/6-31G**
ABC
0.09544 0.09544 0.05023

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.505
H2 0.000 0.000 1.606
C3 0.000 1.402 0.059
C4 1.214 -0.701 0.059
C5 -1.214 -0.701 0.059
N6 0.000 2.511 -0.271
N7 2.174 -1.255 -0.271
N8 -2.174 -1.255 -0.271

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10111.47151.47151.47152.62782.62782.6278
H21.10112.08812.08812.08813.13483.13483.1348
C31.47152.08812.42872.42871.15653.44953.4495
C41.47152.08812.42872.42873.44951.15653.4495
C51.47152.08812.42872.42873.44953.44951.1565
N62.62783.13481.15653.44953.44954.34864.3486
N72.62783.13483.44951.15653.44954.34864.3486
N82.62783.13483.44953.44951.15654.34864.3486

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.926 C1 C4 N7 178.926
C1 C5 N8 178.926 H2 C1 C3 107.646
H2 C1 C4 107.646 H2 C1 C5 107.646
C3 C1 C4 111.233 C3 C1 C5 111.233
C4 C1 C5 111.233
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.265      
2 H 0.288      
3 C 0.404      
4 C 0.404      
5 C 0.404      
6 N -0.411      
7 N -0.411      
8 N -0.411      


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 2.742 2.742
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.501 0.000 0.000
y 0.000 -48.501 0.000
z 0.000 0.000 -35.006
Traceless
 xyz
x -6.747 0.000 0.000
y 0.000 -6.747 0.000
z 0.000 0.000 13.495
Polar
3z2-r226.990
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 7.875 0.000 0.000
y 0.000 7.875 0.000
z 0.000 0.000 4.540


<r2> (average value of r2) Å2
<r2> 200.962
(<r2>)1/2 14.176