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

using model chemistry: G3B3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at G3B3
 hartrees
Energy at 0K-317.040862
Energy at 298.15K-317.033237
HF Energy-317.188564
Nuclear repulsion energy212.223397
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 B3LYP/6-31G*
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 3031 2911 7.73 87.70 0.17 0.29
2 A1 2394 2299 0.03 99.25 0.07 0.13
3 A1 848 814 5.18 6.76 0.13 0.23
4 A1 572 549 0.47 2.99 0.00 0.00
5 A1 168 162 21.34 2.95 0.71 0.83
6 A2 357 343 0.00 0.00 0.75 0.86
7 E 2387 2292 1.06 33.11 0.75 0.86
7 E 2387 2292 1.06 33.11 0.75 0.86
8 E 1303 1251 3.14 4.42 0.75 0.86
8 E 1303 1251 3.14 4.42 0.75 0.86
9 E 1027 986 20.81 2.26 0.75 0.86
9 E 1027 986 20.81 2.26 0.75 0.86
10 E 571 549 0.00 2.85 0.75 0.86
10 E 571 549 0.00 2.85 0.75 0.86
11 E 359 345 0.26 4.17 0.75 0.86
11 E 359 345 0.26 4.17 0.75 0.86
12 E 132 127 6.91 5.44 0.75 0.86
12 E 132 127 6.91 5.44 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9463.2 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 9087.5 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 B3LYP/6-31G*
ABC
0.09476 0.09476 0.04989

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.508
H2 0.000 0.000 1.610
C3 0.000 1.409 0.059
C4 1.220 -0.704 0.059
C5 -1.220 -0.704 0.059
N6 0.000 2.519 -0.273
N7 2.181 -1.259 -0.273
N8 -2.181 -1.259 -0.273

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10131.47861.47861.47862.63692.63692.6369
H21.10132.09482.09482.09483.14433.14433.1443
C31.47862.09482.44002.44001.15843.46213.4621
C41.47862.09482.44002.44003.46211.15843.4621
C51.47862.09482.44002.44003.46213.46211.1584
N62.63693.14431.15843.46213.46214.36234.3623
N72.63693.14433.46211.15843.46214.36234.3623
N82.63693.14433.46213.46211.15844.36234.3623

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 179.011 C1 C4 N7 179.011
C1 C5 N8 179.011 H2 C1 C3 107.683
H2 C1 C4 107.683 H2 C1 C5 107.683
C3 C1 C4 111.199 C3 C1 C5 111.199
C4 C1 C5 111.199
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.270      
2 H 0.292      
3 C 0.401      
4 C 0.401      
5 C 0.401      
6 N -0.409      
7 N -0.409      
8 N -0.409      


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 2.720 2.720
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 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 202.240
(<r2>)1/2 14.221