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

using model chemistry: HSEh1PBE/aug-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 HSEh1PBE/aug-cc-pVTZ
 hartrees
Energy at 0K-316.954921
Energy at 298.15K 
HF Energy-316.954921
Nuclear repulsion energy214.038773
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/aug-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 3034 2918 15.30 84.14 0.09 0.17
2 A1 2408 2316 0.06 175.34 0.04 0.07
3 A1 846 813 3.99 6.81 0.06 0.12
4 A1 580 558 0.66 5.09 0.00 0.00
5 A1 169 162 24.64 1.85 0.66 0.80
6 A2 363 349 0.00 0.00 0.75 0.86
7 E 2403 2311 0.41 31.11 0.75 0.86
7 E 2403 2311 0.41 31.09 0.75 0.86
8 E 1283 1234 2.95 2.44 0.75 0.86
8 E 1283 1234 2.95 2.43 0.75 0.86
9 E 1043 1003 15.74 0.93 0.75 0.86
9 E 1043 1003 15.74 0.94 0.75 0.86
10 E 583 560 0.05 1.36 0.75 0.86
10 E 583 560 0.05 1.39 0.75 0.86
11 E 362 348 0.31 2.01 0.75 0.86
11 E 362 348 0.31 2.01 0.75 0.86
12 E 133 128 7.62 3.57 0.75 0.86
12 E 133 128 7.62 3.59 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9505.1 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 9142.0 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 HSEh1PBE/aug-cc-pVTZ
ABC
0.09630 0.09630 0.05062

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.496
H2 0.000 0.000 1.594
C3 0.000 1.399 0.055
C4 1.212 -0.700 0.055
C5 -1.212 -0.700 0.055
N6 0.000 2.500 -0.265
N7 2.165 -1.250 -0.265
N8 -2.165 -1.250 -0.265

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09821.46701.46701.46702.61302.61302.6130
H21.09822.07992.07992.07993.11533.11533.1153
C31.46702.07992.42352.42351.14623.43623.4362
C41.46702.07992.42352.42353.43621.14623.4362
C51.46702.07992.42352.42353.43623.43621.1462
N62.61303.11531.14623.43623.43624.32994.3299
N72.61303.11533.43621.14623.43624.32994.3299
N82.61303.11533.43623.43621.14624.32994.3299

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.740 C1 C4 N7 178.740
C1 C5 N8 178.740 H2 C1 C3 107.480
H2 C1 C4 107.480 H2 C1 C5 107.480
C3 C1 C4 111.387 C3 C1 C5 111.387
C4 C1 C5 111.387
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.629      
2 H 0.188      
3 C 0.167      
4 C 0.167      
5 C 0.167      
6 N -0.439      
7 N -0.439      
8 N -0.439      


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 2.761 2.761
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.650 0.000 0.000
y 0.000 -49.650 0.000
z 0.000 0.000 -35.642
Traceless
 xyz
x -7.004 0.000 0.000
y 0.000 -7.004 0.000
z 0.000 0.000 14.008
Polar
3z2-r228.015
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 9.376 0.000 0.000
y 0.000 9.376 0.000
z 0.000 0.000 6.196


<r2> (average value of r2) Å2
<r2> 200.114
(<r2>)1/2 14.146