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

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-315.463667
Energy at 298.15K 
HF Energy-315.463667
Nuclear repulsion energy215.439521
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 HF/Def2TZVPP
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 3217 2916 12.10 71.55 0.12 0.22
2 A1 2628 2382 0.02 141.07 0.04 0.07
3 A1 918 832 6.01 6.56 0.13 0.22
4 A1 617 559 2.24 4.41 0.00 0.00
5 A1 191 173 31.53 2.33 0.69 0.82
6 A2 408 370 0.00 0.00 0.75 0.86
7 E 2623 2378 0.50 27.03 0.75 0.86
7 E 2623 2378 0.50 27.03 0.75 0.86
8 E 1420 1287 7.05 2.19 0.75 0.86
8 E 1420 1287 7.05 2.19 0.75 0.86
9 E 1106 1003 30.68 2.08 0.75 0.86
9 E 1106 1003 30.68 2.08 0.75 0.86
10 E 643 583 1.12 2.88 0.75 0.86
10 E 643 583 1.12 2.88 0.75 0.86
11 E 407 369 1.00 3.16 0.75 0.86
11 E 407 369 1.00 3.16 0.75 0.86
12 E 151 136 9.77 4.34 0.75 0.86
12 E 151 136 9.77 4.34 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10339.8 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 9372.0 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 HF/Def2TZVPP
ABC
0.09717 0.09717 0.05108

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.500
H2 0.000 0.000 1.583
C3 0.000 1.405 0.052
C4 1.216 -0.702 0.052
C5 -1.216 -0.702 0.052
N6 0.000 2.483 -0.262
N7 2.150 -1.241 -0.262
N8 -2.150 -1.241 -0.262

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.08351.47431.47431.47432.59722.59722.5972
H21.08352.07812.07812.07813.09373.09373.0937
C31.47432.07812.43292.43291.12303.42403.4240
C41.47432.07812.43292.43293.42401.12303.4240
C51.47432.07812.43292.43293.42403.42401.1230
N62.59723.09371.12303.42403.42404.30044.3004
N72.59723.09373.42401.12303.42404.30044.3004
N82.59723.09373.42403.42401.12304.30044.3004

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.557 C1 C4 N7 178.557
C1 C5 N8 178.557 H2 C1 C3 107.689
H2 C1 C4 107.689 H2 C1 C5 107.689
C3 C1 C4 111.193 C3 C1 C5 111.193
C4 C1 C5 111.193
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.501      
2 H 0.158      
3 C -0.165      
4 C -0.165      
5 C -0.165      
6 N -0.055      
7 N -0.055      
8 N -0.055      


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 2.943 2.943
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -50.712 0.000 0.000
y 0.000 -50.712 0.000
z 0.000 0.000 -35.907
Traceless
 xyz
x -7.403 0.000 0.000
y 0.000 -7.403 0.000
z 0.000 0.000 14.806
Polar
3z2-r229.611
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 8.314 0.000 0.000
y 0.000 8.314 0.000
z 0.000 0.000 5.365


<r2> (average value of r2) Å2
<r2> 199.060
(<r2>)1/2 14.109