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All results from a given calculation for SCN (thiocyanato radical)

using model chemistry: MP2/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Π
Energy calculated at MP2/CEP-31G*
 hartrees
Energy at 0K-25.415682
Energy at 298.15K-25.415338
Nuclear repulsion energy22.091322
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 MP2/CEP-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 2571 2441 16.06      
2 Σ 682 647 27.88      
3 Π 468 444 3.29      
3 Π 426 405 5.99      

Unscaled Zero Point Vibrational Energy (zpe) 2073.3 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 1968.3 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 MP2/CEP-31G*
B
0.19523

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.654
S2 0.000 0.000 1.042
N3 0.000 0.000 -1.822

Atom - Atom Distances (Å)
  C1 S2 N3
C11.69631.1680
S21.69632.8642
N31.16802.8642

picture of thiocyanato radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 N3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability