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All results from a given calculation for NH2CN (cyanamide)

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

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at QCISD(T)=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-148.442522
Energy at 298.15K 
HF Energy-147.929477
Nuclear repulsion energy58.625604
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(T)=FULL/aug-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 3626 3518        
2 A1 2264 2196        
3 A1 1622 1574        
4 A1 1093 1060        
5 B1 487 473        
6 B1 503i 488i        
7 B2 3760 3648        
8 B2 1126 1092        
9 B2 375 364        

Unscaled Zero Point Vibrational Energy (zpe) 6925.0 cm-1
Scaled (by 0.9701) Zero Point Vibrational Energy (zpe) 6718.0 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(T)=FULL/aug-cc-pVDZ
ABC
10.99067 0.33009 0.32047

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/aug-cc-pVDZ

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 1.404
N3 0.000 0.000 -1.126
H4 0.000 0.872 -1.633
H5 0.000 -0.872 -1.633

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.18291.34712.04912.0491
N21.18292.53013.15983.1598
N31.34712.53011.00891.0089
H42.04913.15981.00891.7447
H52.04913.15981.00891.7447

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.164 C1 N3 H5 120.164
N2 C1 N3 180.000 H4 N3 H5 119.673
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability