return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/6-31+G**
 hartrees
Energy at 0K-317.202717
Energy at 298.15K 
HF Energy-317.202717
Nuclear repulsion energy212.111640
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 B3LYPultrafine/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 3029 2916 11.63 90.00 0.11 0.21
2 A1 2385 2296 0.05 160.47 0.04 0.08
3 A1 838 807 6.72 7.11 0.10 0.19
4 A1 568 547 0.24 4.26 0.00 0.00
5 A1 167 161 23.00 2.82 0.68 0.81
6 A2 351 338 0.00 0.00 0.75 0.86
7 E 2378 2289 0.58 33.27 0.75 0.86
7 E 2378 2289 0.58 33.29 0.75 0.86
8 E 1287 1239 4.08 3.54 0.75 0.86
8 E 1287 1239 4.09 3.54 0.75 0.86
9 E 1023 985 22.78 1.49 0.75 0.86
9 E 1023 985 22.78 1.49 0.75 0.86
10 E 569 548 0.02 2.70 0.75 0.86
10 E 569 548 0.02 2.70 0.75 0.86
11 E 353 340 0.13 3.92 0.75 0.86
11 E 353 340 0.13 3.91 0.75 0.86
12 E 131 127 7.17 5.53 0.75 0.86
12 E 131 127 7.17 5.53 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9409.7 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 9058.7 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 B3LYPultrafine/6-31+G**
ABC
0.09460 0.09460 0.04970

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.499
H2 0.000 0.000 1.600
C3 0.000 1.410 0.055
C4 1.221 -0.705 0.055
C5 -1.221 -0.705 0.055
N6 0.000 2.524 -0.266
N7 2.186 -1.262 -0.266
N8 -2.186 -1.262 -0.266

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10111.47871.47871.47872.63722.63722.6372
H21.10112.09242.09242.09243.13883.13883.1388
C31.47872.09242.44272.44271.15863.46703.4670
C41.47872.09242.44272.44283.46701.15863.4670
C51.47872.09242.44272.44283.46703.46701.1586
N62.63723.13881.15863.46703.46704.37114.3711
N72.63723.13883.46701.15863.46704.37114.3711
N82.63723.13883.46703.46701.15864.37114.3711

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.573 C1 C4 N7 178.573
C1 C5 N8 178.573 H2 C1 C3 107.497
H2 C1 C4 107.497 H2 C1 C5 107.497
C3 C1 C4 111.371 C3 C1 C5 111.371
C4 C1 C5 111.371
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.216      
2 H 0.271      
3 C 0.246      
4 C 0.246      
5 C 0.246      
6 N -0.408      
7 N -0.408      
8 N -0.408      


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 2.780 2.780
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -50.343 0.000 0.000
y 0.000 -50.343 0.000
z 0.000 0.000 -36.068
Traceless
 xyz
x -7.138 0.000 0.000
y 0.000 -7.138 0.000
z 0.000 0.000 14.275
Polar
3z2-r228.550
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 9.131 0.000 0.000
y 0.000 9.131 0.000
z 0.000 0.000 5.603


<r2> (average value of r2) Å2
<r2> 203.618
(<r2>)1/2 14.269