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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: B2PLYP=FULL/3-21G*

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 B2PLYP=FULL/3-21G*
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/3-21G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G*
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at B2PLYP=FULL/3-21G*
 hartrees
Energy at 0K-147.772845
Energy at 298.15K-147.774967
HF Energy-147.663516
Nuclear repulsion energy58.890331
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 B2PLYP=FULL/3-21G*
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 3578 3578 60.71      
2 A1 2268 2268 66.63      
3 A1 1704 1704 67.89      
4 A1 1098 1098 10.61      
5 B1 532 532 22.21      
6 B1 332 332 424.36      
7 B2 3690 3690 70.65      
8 B2 1192 1192 4.93      
9 B2 456 456 0.92      

Unscaled Zero Point Vibrational Energy (zpe) 7425.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7425.0 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 B2PLYP=FULL/3-21G*
ABC
11.05676 0.33366 0.32389

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.218
N2 0.000 0.000 1.397
N3 0.000 0.000 -1.118
H4 0.000 0.870 -1.631
H5 0.000 -0.870 -1.631

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.17961.33562.04332.0433
N21.17962.51523.15103.1510
N31.33562.51521.01001.0100
H42.04333.15101.01001.7394
H52.04333.15101.01001.7394

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.555 C1 N3 H5 120.555
N2 C1 N3 180.000 H4 N3 H5 118.890
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability