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

using model chemistry: B2PLYP=FULL/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/3-21G*
 hartrees
Energy at 0K-488.983435
Energy at 298.15K-488.984159
HF Energy-488.863819
Nuclear repulsion energy78.255237
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=FULL/3-21G*
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' 2719 2719 0.08      
2 A' 2196 2196 1.80      
3 A' 1040 1040 14.70      
4 A' 699 699 0.54      
5 A' 403 403 3.29      
6 A" 447 447 0.95      

Unscaled Zero Point Vibrational Energy (zpe) 3752.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3752.0 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=FULL/3-21G*
ABC
9.69960 0.19091 0.18723

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.082 -1.003 0.000
C2 0.000 0.693 0.000
N3 0.008 1.869 0.000
H4 1.249 -1.197 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.69782.87381.3442
C21.69781.17662.2648
N32.87381.17663.3075
H41.34422.26483.3075

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 177.638 C2 S1 H4 95.529
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability