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All results from a given calculation for HSCN (thiocyanic acid)

using model chemistry: CCSD=FULL/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-490.945169
Energy at 298.15K-490.945844
HF Energy-490.402137
Nuclear repulsion energy78.791642
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 CCSD=FULL/6-31G(2df,p)
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' 2749 2588 3.38      
2 A' 2326 2190 5.61      
3 A' 1006 948 8.97      
4 A' 718 676 0.48      
5 A' 365 343 5.32      
6 A" 428 403 2.34      

Unscaled Zero Point Vibrational Energy (zpe) 3795.6 cm-1
Scaled (by 0.9416) Zero Point Vibrational Energy (zpe) 3573.9 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 CCSD=FULL/6-31G(2df,p)
ABC
9.74141 0.19342 0.18966

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.079 -0.998 0.000
C2 0.000 0.695 0.000
N3 0.002 1.854 0.000
H4 1.249 -1.172 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.69552.85311.3391
C21.69551.15842.2459
N32.85311.15843.2717
H41.33912.24593.2717

picture of thiocyanic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N3 177.448 C2 S1 H4 94.754
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability