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

using model chemistry: TPSSh/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at TPSSh/aug-cc-pVDZ
 hartrees
Energy at 0K-317.243646
Energy at 298.15K 
HF Energy-317.243646
Nuclear repulsion energy211.854468
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 TPSSh/aug-cc-pVDZ
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 3029 2930 9.27 90.00 0.10 0.18
2 A1 2346 2270 0.22 173.88 0.04 0.08
3 A1 829 802 6.42 8.38 0.06 0.12
4 A1 564 545 0.17 5.80 0.00 0.00
5 A1 161 156 22.13 2.03 0.67 0.80
6 A2 344 333 0.00 0.00 0.75 0.86
7 E 2340 2264 1.22 31.24 0.75 0.86
7 E 2340 2264 1.22 31.26 0.75 0.86
8 E 1258 1217 4.37 2.77 0.75 0.86
8 E 1258 1217 4.37 2.77 0.75 0.86
9 E 1017 984 18.40 1.33 0.75 0.86
9 E 1017 984 18.40 1.33 0.75 0.86
10 E 563 544 0.02 1.28 0.75 0.86
10 E 563 544 0.02 1.28 0.75 0.86
11 E 343 332 0.15 2.01 0.75 0.86
11 E 343 332 0.15 2.02 0.75 0.86
12 E 127 123 6.83 3.99 0.75 0.86
12 E 127 123 6.83 3.98 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9285.3 cm-1
Scaled (by 0.9673) Zero Point Vibrational Energy (zpe) 8981.7 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 TPSSh/aug-cc-pVDZ
ABC
0.09447 0.09447 0.04972

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/aug-cc-pVDZ

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 1.612
C3 0.000 1.409 0.058
C4 1.220 -0.705 0.058
C5 -1.220 -0.705 0.058
N6 0.000 2.524 -0.272
N7 2.186 -1.262 -0.272
N8 -2.186 -1.262 -0.272

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10371.47931.47931.47932.64162.64162.6416
H21.10372.09752.09752.09753.14923.14923.1492
C31.47932.09752.44092.44091.16243.46713.4671
C41.47932.09752.44092.44093.46711.16243.4671
C51.47932.09752.44092.44093.46713.46711.1624
N62.64163.14921.16243.46713.46714.37134.3713
N72.64163.14923.46711.16243.46714.37134.3713
N82.64163.14923.46713.46711.16244.37134.3713

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.801 C1 C4 N7 178.801
C1 C5 N8 178.801 H2 C1 C3 107.703
H2 C1 C4 107.703 H2 C1 C5 107.703
C3 C1 C4 111.180 C3 C1 C5 111.180
C4 C1 C5 111.180
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.253      
2 H 0.086      
3 C -0.207      
4 C -0.207      
5 C -0.207      
6 N -0.239      
7 N -0.239      
8 N -0.239      


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 2.749 2.749
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 9.697 0.000 0.000
y 0.000 9.697 0.000
z 0.000 0.000 6.293


<r2> (average value of r2) Å2
<r2> 203.386
(<r2>)1/2 14.261