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All results from a given calculation for NH2CN (cyanamide)

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

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at CCSD(T)=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-148.441896
Energy at 298.15K 
HF Energy-147.929605
Nuclear repulsion energy58.642143
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(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 3627 3523        
2 A1 2270 2204        
3 A1 1623 1576        
4 A1 1094 1063        
5 B1 488 474        
6 B1 503i 488i        
7 B2 3761 3653        
8 B2 1126 1094        
9 B2 376 365        

Unscaled Zero Point Vibrational Energy (zpe) 6931.4 cm-1
Scaled (by 0.9712) Zero Point Vibrational Energy (zpe) 6731.8 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(T)=FULL/aug-cc-pVDZ
ABC
10.99119 0.33029 0.32065

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(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 1.403
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
C11.18231.34702.04882.0488
N21.18232.52933.15903.1590
N31.34702.52931.00891.0089
H42.04883.15901.00891.7446
H52.04883.15901.00891.7446

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.160 C1 N3 H5 120.160
N2 C1 N3 180.000 H4 N3 H5 119.680
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability