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All results from a given calculation for HOCN (cyanic acid)

using model chemistry: B97D3/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-311G**
 hartrees
Energy at 0K-168.585594
Energy at 298.15K-168.586489
HF Energy-168.585594
Nuclear repulsion energy57.871463
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 B97D3/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3699 3646 121.56      
2 A' 2308 2275 107.51      
3 A' 1224 1206 89.54      
4 A' 1066 1051 71.62      
5 A' 436 430 13.89      
6 A" 492 485 1.56      

Unscaled Zero Point Vibrational Energy (zpe) 4612.5 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 4546.5 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 B97D3/6-311G**
ABC
22.12744 0.35073 0.34526

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.047 1.344 0.000
C2 0.000 0.178 0.000
O3 -0.134 -1.118 0.000
H4 0.742 -1.535 0.000

Atom - Atom Distances (Å)
  N1 C2 O3 H4
N11.16652.46802.9617
C21.16651.30271.8672
O32.46801.30270.9705
H42.96171.86720.9705

picture of cyanic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 172.974 C2 O3 H4 110.295
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.302      
2 C 0.274      
3 O -0.267      
4 H 0.295      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.496 -3.625 0.000 3.921
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.020 -2.997 0.000
y -2.997 -18.205 0.000
z 0.000 0.000 -16.566
Traceless
 xyz
x 2.365 -2.997 0.000
y -2.997 -2.412 0.000
z 0.000 0.000 0.046
Polar
3z2-r20.092
x2-y23.185
xy-2.997
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.845 -0.086 0.000
y -0.086 4.306 0.000
z 0.000 0.000 1.594


<r2> (average value of r2) Å2
<r2> 36.256
(<r2>)1/2 6.021