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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: MP2/SDD

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 MP2/SDD
Rotational Constants (cm-1) from geometry optimized at MP2/SDD
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at MP2/SDD
 hartrees
Energy at 0K-148.173236
Energy at 298.15K-148.175089
HF Energy-147.854316
Nuclear repulsion energy57.588375
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/SDD
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 3638 3511 77.60      
2 A1 2178 2102 86.18      
3 A1 1693 1635 73.49      
4 A1 1038 1002 16.08      
5 B1 446 430 2.12      
6 B1 227 220 501.66      
7 B2 3782 3651 79.78      
8 B2 1175 1135 6.84      
9 B2 396 382 0.57      

Unscaled Zero Point Vibrational Energy (zpe) 7286.3 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 7033.4 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/SDD
ABC
10.94889 0.31737 0.30843

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.220
N2 0.000 0.000 1.434
N3 0.000 0.000 -1.148
H4 0.000 0.874 -1.659
H5 0.000 -0.874 -1.659

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.21381.36812.07252.0725
N21.21382.58193.21403.2140
N31.36812.58191.01241.0124
H42.07253.21401.01241.7480
H52.07253.21401.01241.7480

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.315 C1 N3 H5 120.315
N2 C1 N3 180.000 H4 N3 H5 119.370
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability