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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: MP4/6-31G(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 MP4/6-31G(2df,p)
 hartrees
Energy at 0K-148.488120
Energy at 298.15K-148.490420
Nuclear repulsion energy58.794147
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 MP4/6-31G(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' 3579 3579        
2 A' 2238 2238        
3 A' 1647 1647        
4 A' 1058 1058        
5 A' 689 689        
6 A' 476 476        
7 A" 3677 3677        
8 A" 1211 1211        
9 A" 399 399        

Unscaled Zero Point Vibrational Energy (zpe) 7487.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7487.3 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 MP4/6-31G(2df,p)
ABC
9.98787 0.33231 0.32517

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.217 0.000
N2 -0.035 1.393 0.000
N3 0.113 -1.134 0.000
H4 -0.275 -1.557 0.834
H5 -0.275 -1.557 -0.834

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.17561.35621.97941.9794
N21.17562.53093.07423.0742
N31.35622.53091.01201.0120
H41.97943.07421.01201.6673
H51.97943.07421.01201.6673

picture of cyanamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 112.595 C1 N3 H5 112.595
N2 C1 N3 176.900 H4 N3 H5 110.922
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability