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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: QCISD(TQ)/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 QCISD(TQ)/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD(TQ)/cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(TQ)/cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at QCISD(TQ)/cc-pVTZ
 hartrees
Energy at 0K-148.547746
Energy at 298.15K 
HF Energy-147.964345
Nuclear repulsion energy59.269254
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 QCISD(TQ)/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 3657 3657        
2 A1 2312 2312        
3 A1 1625 1625        
4 A1 1110 1110        
5 B1 505 505        
6 B1 506i 506i        
7 B2 3783 3783        
8 B2 1137 1137        
9 B2 385 385        

Unscaled Zero Point Vibrational Energy (zpe) 7004.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7004.0 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 QCISD(TQ)/cc-pVTZ
ABC
11.15733 0.33753 0.32762

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(TQ)/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 1.387
N3 0.000 0.000 -1.114
H4 0.000 0.866 -1.616
H5 0.000 -0.866 -1.616

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.16651.33512.03082.0308
N21.16652.50173.12583.1258
N31.33512.50171.00071.0007
H42.03083.12581.00071.7316
H52.03083.12581.00071.7316

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.098 C1 N3 H5 120.098
N2 C1 N3 180.000 H4 N3 H5 119.803
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability