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

using model chemistry: HF/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-315.372825
Energy at 298.15K 
HF Energy-315.372825
Nuclear repulsion energy214.404155
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/cc-pVDZ
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 3239 2941 10.45 74.96 0.16 0.27
2 A1 2639 2396 0.13 102.61 0.05 0.10
3 A1 918 834 7.49 6.89 0.14 0.25
4 A1 621 564 1.28 3.51 0.00 0.01
5 A1 189 172 27.00 2.69 0.70 0.83
6 A2 405 368 0.00 0.00 0.75 0.86
7 E 2636 2394 0.58 27.83 0.75 0.86
7 E 2636 2394 0.58 27.83 0.75 0.86
8 E 1411 1281 7.82 2.61 0.75 0.86
8 E 1411 1281 7.82 2.61 0.75 0.86
9 E 1116 1013 32.86 2.65 0.75 0.86
9 E 1116 1013 32.86 2.65 0.75 0.86
10 E 641 582 0.55 3.39 0.75 0.86
10 E 641 582 0.55 3.39 0.75 0.86
11 E 405 368 0.63 4.09 0.75 0.86
11 E 405 368 0.63 4.09 0.75 0.86
12 E 150 136 8.68 4.93 0.75 0.86
12 E 150 136 8.68 4.93 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10364.6 cm-1
Scaled (by 0.908) Zero Point Vibrational Energy (zpe) 9411.1 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/cc-pVDZ
ABC
0.09639 0.09639 0.05071

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.504
H2 0.000 0.000 1.596
C3 0.000 1.407 0.054
C4 1.218 -0.703 0.054
C5 -1.218 -0.703 0.054
N6 0.000 2.494 -0.267
N7 2.159 -1.247 -0.267
N8 -2.159 -1.247 -0.267

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09141.47681.47681.47682.60992.60992.6099
H21.09142.08672.08672.08673.11213.11213.1121
C31.47682.08672.43622.43621.13333.43603.4360
C41.47682.08672.43622.43623.43601.13333.4360
C51.47682.08672.43622.43623.43603.43601.1333
N62.60993.11211.13333.43603.43604.31894.3189
N72.60993.11213.43601.13333.43604.31894.3189
N82.60993.11213.43603.43601.13334.31894.3189

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.701 C1 C4 N7 178.701
C1 C5 N8 178.701 H2 C1 C3 107.741
H2 C1 C4 107.741 H2 C1 C5 107.741
C3 C1 C4 111.145 C3 C1 C5 111.145
C4 C1 C5 111.145
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.040      
2 H 0.173      
3 C 0.055      
4 C 0.055      
5 C 0.055      
6 N -0.100      
7 N -0.100      
8 N -0.100      


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 2.887 2.887
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -50.011 0.000 0.000
y 0.000 -50.011 0.000
z 0.000 0.000 -35.836
Traceless
 xyz
x -7.087 0.000 0.000
y 0.000 -7.087 0.000
z 0.000 0.000 14.175
Polar
3z2-r228.350
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 7.457 0.000 0.000
y 0.000 7.457 0.000
z 0.000 0.000 4.542


<r2> (average value of r2) Å2
<r2> 200.085
(<r2>)1/2 14.145