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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: MP3/TZVP

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 MP3/TZVP
Rotational Constants (cm-1) from geometry optimized at MP3/TZVP
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/TZVP
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at MP3/TZVP
 hartrees
Energy at 0K-148.436416
Energy at 298.15K 
HF Energy-147.961606
Nuclear repulsion energy59.637409
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 MP3/TZVP
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 3716 3475 77.02      
2 A1 2446 2288 134.45      
3 A1 1657 1550 55.67      
4 A1 1144 1070 16.37      
5 B1 517 483 0.14      
6 B1 528i 494i 312.47      
7 B2 3838 3590 99.21      
8 B2 1156 1081 2.38      
9 B2 415 388 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 7180.2 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 6714.9 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 MP3/TZVP
ABC
11.20187 0.34188 0.33176

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.223
N2 0.000 0.000 1.377
N3 0.000 0.000 -1.108
H4 0.000 0.864 -1.610
H5 0.000 -0.864 -1.610

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.15311.33142.02712.0271
N21.15312.48463.10933.1093
N31.33142.48460.99940.9994
H42.02713.10930.99941.7281
H52.02713.10930.99941.7281

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.169 C1 N3 H5 120.169
N2 C1 N3 180.000 H4 N3 H5 119.661
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability