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

using model chemistry: B2PLYP/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-317.078923
Energy at 298.15K 
HF Energy-316.681454
Nuclear repulsion energy212.994578
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/aug-cc-pVTZ
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 3052 2933 12.14 82.65 0.10 0.18
2 A1 2302 2213 0.42 144.43 0.04 0.07
3 A1 839 806 5.25 7.71 0.06 0.12
4 A1 570 548 0.43 5.53 0.00 0.00
5 A1 165 159 24.25 1.84 0.66 0.80
6 A2 347 334 0.00 0.00 0.75 0.86
7 E 2299 2210 4.26 25.36 0.75 0.86
7 E 2299 2210 4.26 25.36 0.75 0.86
8 E 1297 1246 3.34 2.42 0.75 0.86
8 E 1297 1246 3.34 2.42 0.75 0.86
9 E 1029 989 16.96 1.27 0.75 0.86
9 E 1029 989 16.96 1.27 0.75 0.86
10 E 571 549 0.03 1.24 0.75 0.86
10 E 571 549 0.03 1.24 0.75 0.86
11 E 346 333 0.33 1.91 0.75 0.86
11 E 346 333 0.33 1.91 0.75 0.86
12 E 131 126 7.60 3.62 0.75 0.86
12 E 131 126 7.60 3.62 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9311.6 cm-1
Scaled (by 0.961) Zero Point Vibrational Energy (zpe) 8948.4 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/aug-cc-pVTZ
ABC
0.09546 0.09546 0.05022

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.504
H2 0.000 0.000 1.598
C3 0.000 1.402 0.057
C4 1.215 -0.701 0.057
C5 -1.215 -0.701 0.057
N6 0.000 2.511 -0.269
N7 2.175 -1.256 -0.269
N8 -2.175 -1.256 -0.269

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09431.47181.47181.47182.62742.62742.6274
H21.09432.08342.08342.08343.12943.12943.1294
C31.47182.08342.42912.42911.15573.44973.4497
C41.47182.08342.42912.42913.44971.15573.4497
C51.47182.08342.42912.42913.44973.44971.1557
N62.62743.12941.15573.44973.44974.34924.3492
N72.62743.12943.44971.15573.44974.34924.3492
N82.62743.12943.44973.44971.15574.34924.3492

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.772 C1 C4 N7 178.772
C1 C5 N8 178.772 H2 C1 C3 107.655
H2 C1 C4 107.655 H2 C1 C5 107.655
C3 C1 C4 111.225 C3 C1 C5 111.225
C4 C1 C5 111.225
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.597      
2 H 0.219      
3 C 0.158      
4 C 0.158      
5 C 0.158      
6 N -0.430      
7 N -0.430      
8 N -0.430      


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 2.765 2.765
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -50.145 0.000 0.000
y 0.000 -50.145 0.000
z 0.000 0.000 -36.019
Traceless
 xyz
x -7.063 0.000 0.000
y 0.000 -7.063 0.000
z 0.000 0.000 14.126
Polar
3z2-r228.252
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 9.362 0.000 0.000
y 0.000 9.362 0.000
z 0.000 0.000 6.251


<r2> (average value of r2) Å2
<r2> 201.848
(<r2>)1/2 14.207