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

using model chemistry: PBEPBE/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 PBEPBE/6-311G**
 hartrees
Energy at 0K-316.899240
Energy at 298.15K 
HF Energy-316.899240
Nuclear repulsion energy211.997264
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 PBEPBE/6-311G**
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 2939 2912 10.15 92.77 0.13 0.23
2 A1 2298 2277 0.09 129.58 0.06 0.12
3 A1 814 806 5.27 6.67 0.10 0.19
4 A1 559 554 0.05 3.84 0.00 0.00
5 A1 161 160 18.51 2.92 0.72 0.83
6 A2 351 347 0.00 0.00 0.75 0.86
7 E 2291 2270 1.63 36.81 0.75 0.86
7 E 2291 2270 1.63 36.81 0.75 0.86
8 E 1232 1220 1.58 3.52 0.75 0.86
8 E 1232 1220 1.58 3.52 0.75 0.86
9 E 1001 992 14.51 1.72 0.75 0.86
9 E 1001 992 14.51 1.72 0.75 0.86
10 E 560 554 0.09 2.28 0.75 0.86
10 E 560 554 0.09 2.29 0.75 0.86
11 E 348 345 0.03 3.59 0.75 0.86
11 E 348 345 0.03 3.59 0.75 0.86
12 E 128 127 6.01 5.34 0.75 0.86
12 E 128 127 6.01 5.34 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9119.4 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 9036.4 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 PBEPBE/6-311G**
ABC
0.09462 0.09462 0.04978

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.503
H2 0.000 0.000 1.612
C3 0.000 1.407 0.059
C4 1.219 -0.704 0.059
C5 -1.219 -0.704 0.059
N6 0.000 2.523 -0.271
N7 2.185 -1.261 -0.271
N8 -2.185 -1.261 -0.271

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10901.47551.47551.47552.63872.63872.6387
H21.10902.09552.09552.09553.14783.14783.1478
C31.47552.09552.43742.43741.16333.46463.4646
C41.47552.09552.43742.43743.46461.16333.4646
C51.47552.09552.43742.43743.46463.46461.1633
N62.63873.14781.16333.46463.46464.36954.3695
N72.63873.14783.46461.16333.46464.36954.3695
N82.63873.14783.46463.46461.16334.36954.3695

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.979 C1 C4 N7 178.979
C1 C5 N8 178.979 H2 C1 C3 107.500
H2 C1 C4 107.500 H2 C1 C5 107.500
C3 C1 C4 111.368 C3 C1 C5 111.368
C4 C1 C5 111.368
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.190      
2 H 0.258      
3 C 0.156      
4 C 0.156      
5 C 0.156      
6 N -0.179      
7 N -0.179      
8 N -0.179      


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 2.661 2.661
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.841 0.000 0.000
y 0.000 -48.841 0.000
z 0.000 0.000 -35.556
Traceless
 xyz
x -6.642 0.000 0.000
y 0.000 -6.642 0.000
z 0.000 0.000 13.285
Polar
3z2-r226.570
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 8.517 0.000 0.000
y 0.000 8.517 0.000
z 0.000 0.000 4.948


<r2> (average value of r2) Å2
<r2> 202.752
(<r2>)1/2 14.239