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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: CCSD=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C2V 1A1

Conformer 1 (Cs)

Jump to S1C2
Vibrational Frequencies calculated at CCSD=FULL/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at CCSD=FULL/cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at CCSD=FULL/cc-pVTZ
 hartrees
Energy at 0K-148.565525
Energy at 298.15K 
HF Energy-147.966165
Nuclear repulsion energy59.671568
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/cc-pVTZ
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 3701 3509 75.58      
2 A1 2387 2263 116.01      
3 A1 1664 1578 46.97      
4 A1 1137 1078 16.16      
5 B1 536 508 0.51      
6 B1 468i 444i 257.53      
7 B2 3819 3620 96.68      
8 B2 1158 1098 1.62      
9 B2 405 384 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7168.7 cm-1
Scaled (by 0.9481) Zero Point Vibrational Energy (zpe) 6796.6 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/cc-pVTZ
ABC
11.27540 0.34224 0.33216

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.221
N2 0.000 0.000 1.377
N3 0.000 0.000 -1.107
H4 0.000 0.861 -1.609
H5 0.000 -0.861 -1.609

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.15581.32772.02262.0226
N21.15582.48353.10763.1076
N31.32772.48350.99710.9971
H42.02263.10760.99711.7225
H52.02263.10760.99711.7225

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.256 C1 N3 H5 120.256
N2 C1 N3 180.000 H4 N3 H5 119.488
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability