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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: MP3=FULL/cc-pVDZ

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

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at MP3=FULL/cc-pVDZ
 hartrees
Energy at 0K-148.382635
Energy at 298.15K 
HF Energy-147.921243
Nuclear repulsion energy59.098262
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=FULL/cc-pVDZ
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 3708 3486 76.98      
2 A1 2430 2285 118.80      
3 A1 1620 1524 46.02      
4 A1 1144 1076 13.15      
5 B1 516 485 0.09      
6 B1 560i 526i 279.01      
7 B2 3842 3613 103.79      
8 B2 1141 1073 1.79      
9 B2 400 376 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 7120.6 cm-1
Scaled (by 0.9403) Zero Point Vibrational Energy (zpe) 6695.5 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=FULL/cc-pVDZ
ABC
11.01347 0.33584 0.32590

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.222
N2 0.000 0.000 1.390
N3 0.000 0.000 -1.117
H4 0.000 0.871 -1.622
H5 0.000 -0.871 -1.622

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.16771.33992.03992.0399
N21.16772.50763.13563.1356
N31.33992.50761.00691.0069
H42.03993.13561.00691.7428
H52.03993.13561.00691.7428

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.068 C1 N3 H5 120.068
N2 C1 N3 180.000 H4 N3 H5 119.864
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability