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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: CCSD=FULL/aug-cc-pVTZ

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

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at CCSD=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-148.584229
Energy at 298.15K 
HF Energy-147.968811
Nuclear repulsion energy59.711380
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 CCSD=FULL/aug-cc-pVTZ
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 3692 3511 72.82      
2 A1 2389 2272 129.53      
3 A1 1655 1574 44.38      
4 A1 1139 1083 17.14      
5 B1 534 508 0.32      
6 B1 456i 433i 246.23      
7 B2 3805 3619 97.39      
8 B2 1135 1079 1.30      
9 B2 410 390 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 7151.6 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 6801.1 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 CCSD=FULL/aug-cc-pVTZ
ABC
11.28177 0.34277 0.33266

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.221
N2 0.000 0.000 1.376
N3 0.000 0.000 -1.106
H4 0.000 0.861 -1.609
H5 0.000 -0.861 -1.609

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.15461.32662.02262.0226
N21.15462.48133.10653.1065
N31.32662.48130.99740.9974
H42.02263.10650.99741.7220
H52.02263.10650.99741.7220

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.320 C1 N3 H5 120.320
N2 C1 N3 180.000 H4 N3 H5 119.360
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability