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

using model chemistry: TPSSh/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at TPSSh/6-311G**
 hartrees
Energy at 0K-317.278128
Energy at 298.15K 
HF Energy-317.278128
Nuclear repulsion energy212.830760
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 TPSSh/6-311G**
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 3024 3024 8.78 88.13 0.13 0.24
2 A1 2358 2358 0.10 121.55 0.06 0.12
3 A1 836 836 7.29 6.96 0.12 0.21
4 A1 570 570 0.11 3.76 0.00 0.00
5 A1 165 165 20.34 2.96 0.71 0.83
6 A2 360 360 0.00 0.00 0.75 0.86
7 E 2352 2352 1.31 34.12 0.75 0.86
7 E 2352 2352 1.31 34.13 0.75 0.86
8 E 1280 1280 2.88 3.23 0.75 0.86
8 E 1280 1280 2.88 3.23 0.75 0.86
9 E 1019 1019 19.77 1.98 0.75 0.86
9 E 1019 1019 19.77 1.98 0.75 0.86
10 E 575 575 0.02 2.66 0.75 0.86
10 E 575 575 0.02 2.66 0.75 0.86
11 E 356 356 0.08 3.83 0.75 0.86
11 E 356 356 0.08 3.83 0.75 0.86
12 E 131 131 6.58 5.40 0.75 0.86
12 E 131 131 6.58 5.40 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9368.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9368.9 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 TPSSh/6-311G**
ABC
0.09530 0.09530 0.05017

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-311G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.507
H2 0.000 0.000 1.606
C3 0.000 1.405 0.059
C4 1.217 -0.702 0.059
C5 -1.217 -0.702 0.059
N6 0.000 2.511 -0.272
N7 2.175 -1.256 -0.272
N8 -2.175 -1.256 -0.272

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09891.47481.47481.47482.62962.62962.6296
H21.09892.09012.09012.09013.13603.13603.1360
C31.47482.09012.43332.43331.15493.45233.4523
C41.47482.09012.43332.43333.45231.15493.4523
C51.47482.09012.43332.43333.45233.45231.1549
N62.62963.13601.15493.45233.45234.34994.3499
N72.62963.13603.45231.15493.45234.34994.3499
N82.62963.13603.45233.45231.15494.34994.3499

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.919 C1 C4 N7 178.919
C1 C5 N8 178.919 H2 C1 C3 107.714
H2 C1 C4 107.714 H2 C1 C5 107.714
C3 C1 C4 111.170 C3 C1 C5 111.170
C4 C1 C5 111.170
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.115      
2 H 0.246      
3 C 0.196      
4 C 0.196      
5 C 0.196      
6 N -0.240      
7 N -0.240      
8 N -0.240      


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 2.734 2.734
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.310 0.000 0.000
y 0.000 8.310 0.000
z 0.000 0.000 4.868


<r2> (average value of r2) Å2
<r2> 201.496
(<r2>)1/2 14.195