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

using model chemistry: B2PLYP/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 B2PLYP/6-31+G**
 hartrees
Energy at 0K-316.919937
Energy at 298.15K 
HF Energy-316.580431
Nuclear repulsion energy211.661192
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 B2PLYP/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 3076 2929 10.98 87.77 0.12 0.21
2 A1 2306 2196 0.39 127.26 0.04 0.08
3 A1 843 803 8.13 7.68 0.10 0.18
4 A1 568 541 0.08 4.40 0.00 0.00
5 A1 165 157 22.14 2.74 0.68 0.81
6 A2 341 325 0.00 0.00 0.75 0.86
7 E 2304 2194 4.56 26.09 0.75 0.86
7 E 2304 2194 4.56 26.09 0.75 0.86
8 E 1303 1241 4.13 3.38 0.75 0.86
8 E 1303 1241 4.13 3.38 0.75 0.86
9 E 1033 984 21.46 1.80 0.75 0.86
9 E 1033 984 21.46 1.80 0.75 0.86
10 E 564 537 0.09 2.46 0.75 0.86
10 E 564 537 0.09 2.45 0.75 0.86
11 E 343 327 0.09 3.69 0.75 0.86
11 E 343 327 0.09 3.69 0.75 0.86
12 E 130 123 7.02 5.45 0.75 0.86
12 E 130 123 7.02 5.45 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9325.2 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 8881.3 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 B2PLYP/6-31+G**
ABC
0.09434 0.09434 0.04961

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.505
H2 0.000 0.000 1.603
C3 0.000 1.408 0.057
C4 1.219 -0.704 0.057
C5 -1.219 -0.704 0.057
N6 0.000 2.528 -0.269
N7 2.189 -1.264 -0.269
N8 -2.189 -1.264 -0.269

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09761.47731.47731.47732.64412.64412.6441
H21.09762.09092.09092.09093.14593.14593.1459
C31.47732.09092.43802.43801.16703.46953.4695
C41.47732.09092.43802.43803.46951.16703.4695
C51.47732.09092.43802.43803.46953.46951.1670
N62.64413.14591.16703.46953.46954.37884.3788
N72.64413.14593.46951.16703.46954.37884.3788
N82.64413.14593.46953.46951.16704.37884.3788

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.556 C1 C4 N7 178.556
C1 C5 N8 178.556 H2 C1 C3 107.673
H2 C1 C4 107.673 H2 C1 C5 107.673
C3 C1 C4 111.208 C3 C1 C5 111.208
C4 C1 C5 111.208
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.276      
2 H 0.273      
3 C 0.175      
4 C 0.175      
5 C 0.175      
6 N -0.358      
7 N -0.358      
8 N -0.358      


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 2.778 2.778
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -50.496 0.000 0.000
y 0.000 -50.496 0.000
z 0.000 0.000 -36.249
Traceless
 xyz
x -7.124 0.000 0.000
y 0.000 -7.124 0.000
z 0.000 0.000 14.247
Polar
3z2-r228.494
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 8.949 0.000 0.000
y 0.000 8.949 0.000
z 0.000 0.000 5.559


<r2> (average value of r2) Å2
<r2> 204.131
(<r2>)1/2 14.287