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

using model chemistry: HSEh1PBE/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-316.947723
Energy at 298.15K 
HF Energy-316.947723
Nuclear repulsion energy214.062891
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/6-311+G(3df,2p)
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 3031 3031 15.20 82.84 0.09 0.17
2 A1 2409 2409 0.06 171.58 0.04 0.07
3 A1 846 846 4.03 6.87 0.06 0.12
4 A1 580 580 0.67 4.98 0.00 0.00
5 A1 169 169 24.88 1.89 0.67 0.80
6 A2 365 365 0.00 0.00 0.75 0.86
7 E 2403 2403 0.41 31.19 0.75 0.86
7 E 2403 2403 0.41 31.22 0.75 0.86
8 E 1282 1282 3.06 2.40 0.75 0.86
8 E 1282 1282 3.06 2.41 0.75 0.86
9 E 1042 1042 15.76 0.96 0.75 0.86
9 E 1042 1042 15.76 0.97 0.75 0.86
10 E 584 584 0.06 1.56 0.75 0.86
10 E 584 584 0.06 1.57 0.75 0.86
11 E 364 364 0.31 2.15 0.75 0.86
11 E 364 364 0.31 2.15 0.75 0.86
12 E 134 134 7.66 3.69 0.75 0.86
12 E 134 134 7.66 3.70 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9507.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9507.6 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/6-311+G(3df,2p)
ABC
0.09634 0.09634 0.05065

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311+G(3df,2p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.497
H2 0.000 0.000 1.596
C3 0.000 1.399 0.055
C4 1.211 -0.699 0.055
C5 -1.211 -0.699 0.055
N6 0.000 2.499 -0.265
N7 2.164 -1.250 -0.265
N8 -2.164 -1.250 -0.265

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09841.46701.46701.46702.61302.61302.6130
H21.09842.08092.08092.08093.11603.11603.1160
C31.46702.08092.42282.42281.14613.43533.4353
C41.46702.08092.42282.42283.43531.14613.4353
C51.46702.08092.42282.42283.43533.43531.1461
N62.61303.11601.14613.43533.43534.32874.3287
N72.61303.11603.43531.14613.43534.32874.3287
N82.61303.11603.43533.43531.14614.32874.3287

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.694 C1 C4 N7 178.694
C1 C5 N8 178.694 H2 C1 C3 107.543
H2 C1 C4 107.543 H2 C1 C5 107.543
C3 C1 C4 111.329 C3 C1 C5 111.329
C4 C1 C5 111.329
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.194      
2 H 0.203      
3 C 0.931      
4 C 0.931      
5 C 0.931      
6 N -1.064      
7 N -1.064      
8 N -1.064      


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 2.771 2.771
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.675 0.000 0.000
y 0.000 -49.675 0.000
z 0.000 0.000 -35.654
Traceless
 xyz
x -7.010 0.000 0.000
y 0.000 -7.010 0.000
z 0.000 0.000 14.021
Polar
3z2-r228.041
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 9.351 0.000 0.000
y 0.000 9.352 0.000
z 0.000 0.000 6.153


<r2> (average value of r2) Å2
<r2> 200.057
(<r2>)1/2 14.144