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

using model chemistry: B2PLYP/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 B2PLYP/cc-pVDZ
 hartrees
Energy at 0K-316.926402
Energy at 298.15K 
HF Energy-316.593849
Nuclear repulsion energy211.413874
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/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 3068 2938 8.34 85.63 0.15 0.26
2 A1 2302 2205 0.34 84.62 0.06 0.11
3 A1 841 806 6.73 7.11 0.10 0.18
4 A1 571 547 0.04 3.52 0.00 0.00
5 A1 165 158 18.50 2.56 0.71 0.83
6 A2 352 337 0.00 0.00 0.75 0.86
7 E 2301 2203 5.26 25.50 0.75 0.86
7 E 2301 2203 5.26 25.50 0.75 0.86
8 E 1285 1231 3.83 3.23 0.75 0.86
8 E 1285 1231 3.83 3.23 0.75 0.86
9 E 1035 991 18.20 2.22 0.75 0.86
9 E 1035 991 18.20 2.22 0.75 0.86
10 E 570 546 0.05 2.02 0.75 0.86
10 E 570 546 0.05 2.02 0.75 0.86
11 E 349 335 0.10 3.16 0.75 0.86
11 E 349 335 0.10 3.16 0.75 0.86
12 E 132 126 6.11 4.74 0.75 0.86
12 E 132 126 6.11 4.74 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9320.9 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 8926.6 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/cc-pVDZ
ABC
0.09416 0.09416 0.04958

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.511
H2 0.000 0.000 1.615
C3 0.000 1.409 0.061
C4 1.220 -0.704 0.061
C5 -1.220 -0.704 0.061
N6 0.000 2.528 -0.275
N7 2.190 -1.264 -0.275
N8 -2.190 -1.264 -0.275

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10471.47911.47911.47912.64752.64752.6475
H21.10472.09832.09832.09833.15683.15683.1568
C31.47912.09832.44042.44041.16853.47163.4716
C41.47912.09832.44042.44043.47161.16853.4716
C51.47912.09832.44042.44043.47163.47161.1685
N62.64753.15681.16853.47163.47164.37914.3791
N72.64753.15683.47161.16853.47164.37914.3791
N82.64753.15683.47163.47161.16854.37914.3791

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.960 C1 C4 N7 178.960
C1 C5 N8 178.960 H2 C1 C3 107.718
H2 C1 C4 107.718 H2 C1 C5 107.718
C3 C1 C4 111.166 C3 C1 C5 111.166
C4 C1 C5 111.166
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.036      
2 H 0.150      
3 C 0.012      
4 C 0.012      
5 C 0.012      
6 N -0.050      
7 N -0.050      
8 N -0.050      


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 2.639 2.639
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.673 0.000 0.000
y 0.000 -48.673 0.000
z 0.000 0.000 -35.589
Traceless
 xyz
x -6.542 0.000 0.000
y 0.000 -6.542 0.000
z 0.000 0.000 13.084
Polar
3z2-r226.167
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 7.841 0.000 0.000
y 0.000 7.841 0.000
z 0.000 0.000 4.715


<r2> (average value of r2) Å2
<r2> 203.469
(<r2>)1/2 14.264