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

using model chemistry: BLYP/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-317.135019
Energy at 298.15K 
HF Energy-317.135019
Nuclear repulsion energy210.283615
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/6-31+G**
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 2938 2922 8.41 96.07 0.11 0.20
2 A1 2277 2265 0.16 177.35 0.05 0.09
3 A1 805 801 6.84 7.44 0.09 0.17
4 A1 545 543 0.07 5.11 0.00 0.00
5 A1 160 159 20.72 2.92 0.68 0.81
6 A2 332 331 0.00 0.00 0.75 0.86
7 E 2268 2256 1.54 36.37 0.75 0.86
7 E 2268 2256 1.54 36.33 0.75 0.86
8 E 1240 1233 3.59 4.05 0.75 0.86
8 E 1240 1233 3.59 4.06 0.75 0.86
9 E 974 969 20.41 1.48 0.75 0.86
9 E 974 969 20.41 1.47 0.75 0.86
10 E 543 540 0.21 2.20 0.75 0.86
10 E 543 540 0.21 2.19 0.75 0.86
11 E 335 333 0.04 3.76 0.75 0.86
11 E 335 333 0.04 3.76 0.75 0.86
12 E 126 125 6.40 5.80 0.75 0.86
12 E 126 125 6.40 5.80 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9015.3 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 8967.5 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/6-31+G**
ABC
0.09303 0.09303 0.04887

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.502
H2 0.000 0.000 1.612
C3 0.000 1.420 0.056
C4 1.230 -0.710 0.056
C5 -1.230 -0.710 0.056
N6 0.000 2.546 -0.268
N7 2.205 -1.273 -0.268
N8 -2.205 -1.273 -0.268

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10911.48871.48871.48872.66012.66012.6601
H21.10912.10632.10632.10633.16483.16483.1648
C31.48872.10632.45992.45991.17163.49573.4957
C41.48872.10632.45992.45993.49571.17163.4957
C51.48872.10632.45992.45993.49573.49571.1716
N62.66013.16481.17163.49573.49574.40984.4098
N72.66013.16483.49571.17163.49574.40984.4098
N82.66013.16483.49573.49571.17164.40984.4098

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.615 C1 C4 N7 178.615
C1 C5 N8 178.615 H2 C1 C3 107.452
H2 C1 C4 107.452 H2 C1 C5 107.452
C3 C1 C4 111.413 C3 C1 C5 111.413
C4 C1 C5 111.413
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.129      
2 H 0.258      
3 C 0.286      
4 C 0.286      
5 C 0.286      
6 N -0.415      
7 N -0.415      
8 N -0.415      


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 2.718 2.718
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -50.462 0.000 0.000
y 0.000 -50.462 0.000
z 0.000 0.000 -36.320
Traceless
 xyz
x -7.071 0.000 0.000
y 0.000 -7.071 0.000
z 0.000 0.000 14.142
Polar
3z2-r228.284
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 9.679 0.000 0.000
y 0.000 9.679 0.000
z 0.000 0.000 5.849


<r2> (average value of r2) Å2
<r2> 206.683
(<r2>)1/2 14.376