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

using model chemistry: BLYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-317.132275
Energy at 298.15K 
HF Energy-317.132275
Nuclear repulsion energy211.199598
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 BLYP/6-31G(2df,p)
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 2932 2916 5.09 88.18 0.15 0.26
2 A1 2286 2274 0.12 122.63 0.06 0.12
3 A1 810 806 4.13 6.54 0.09 0.17
4 A1 554 551 0.41 4.20 0.00 0.00
5 A1 166 165 20.55 2.43 0.71 0.83
6 A2 352 350 0.00 0.00 0.75 0.86
7 E 2276 2264 1.98 33.71 0.75 0.86
7 E 2276 2264 1.98 33.71 0.75 0.86
8 E 1235 1228 2.98 4.24 0.75 0.86
8 E 1235 1228 2.98 4.24 0.75 0.86
9 E 978 972 15.42 1.74 0.75 0.86
9 E 978 972 15.42 1.74 0.75 0.86
10 E 555 552 0.00 1.56 0.75 0.86
10 E 555 552 0.00 1.56 0.75 0.86
11 E 354 352 0.24 2.72 0.75 0.86
11 E 354 352 0.24 2.73 0.75 0.86
12 E 131 130 6.52 4.49 0.75 0.86
12 E 131 130 6.52 4.49 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9078.0 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 9028.1 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 BLYP/6-31G(2df,p)
ABC
0.09387 0.09387 0.04939

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

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 1.615
C3 0.000 1.414 0.059
C4 1.225 -0.707 0.059
C5 -1.225 -0.707 0.059
N6 0.000 2.532 -0.272
N7 2.193 -1.266 -0.272
N8 -2.193 -1.266 -0.272

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10771.48351.48351.48352.64932.64932.6493
H21.10772.10272.10272.10273.15793.15793.1579
C31.48352.10272.44932.44931.16593.47873.4787
C41.48352.10272.44932.44933.47871.16593.4787
C51.48352.10272.44932.44933.47873.47871.1659
N62.64933.15791.16593.47873.47874.38584.3858
N72.64933.15793.47871.16593.47874.38584.3858
N82.64933.15793.47873.47871.16594.38584.3858

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.883 C1 C4 N7 178.883
C1 C5 N8 178.883 H2 C1 C3 107.596
H2 C1 C4 107.596 H2 C1 C5 107.596
C3 C1 C4 111.279 C3 C1 C5 111.279
C4 C1 C5 111.279
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.405      
2 H 0.209      
3 C 0.358      
4 C 0.358      
5 C 0.358      
6 N -0.293      
7 N -0.293      
8 N -0.293      


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 2.621 2.621
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.410 0.000 0.000
y 0.000 -48.410 0.000
z 0.000 0.000 -35.039
Traceless
 xyz
x -6.686 0.000 0.000
y 0.000 -6.686 0.000
z 0.000 0.000 13.371
Polar
3z2-r226.743
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 8.571 0.000 0.000
y 0.000 8.571 0.000
z 0.000 0.000 5.120


<r2> (average value of r2) Å2
<r2> 203.858
(<r2>)1/2 14.278