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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: HSEh1PBE/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 HSEh1PBE/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at HSEh1PBE/aug-cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at HSEh1PBE/aug-cc-pVTZ
 hartrees
Energy at 0K-148.682864
Energy at 298.15K 
HF Energy-148.682864
Nuclear repulsion energy59.741792
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 HSEh1PBE/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 3643 3504 68.56      
2 A1 2378 2287 151.99      
3 A1 1614 1553 48.46      
4 A1 1144 1100 13.69      
5 B1 539 518 0.26      
6 B1 402i 387i 234.31      
7 B2 3760 3616 100.15      
8 B2 1136 1092 1.70      
9 B2 416 400 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 7113.8 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 6842.1 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 HSEh1PBE/aug-cc-pVTZ
ABC
11.19995 0.34374 0.33350

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.219
N2 0.000 0.000 1.375
N3 0.000 0.000 -1.103
H4 0.000 0.864 -1.610
H5 0.000 -0.864 -1.610

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.15511.32212.02322.0232
N21.15512.47723.10713.1071
N31.32212.47721.00201.0020
H42.02323.10711.00201.7283
H52.02323.10711.00201.7283

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.415 C1 N3 H5 120.415
N2 C1 N3 180.000 H4 N3 H5 119.171
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.047      
2 N -0.310      
3 N -0.012      
4 H 0.137      
5 H 0.137      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -4.850 4.850
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.836 0.000 0.000
y 0.000 -14.959 0.000
z 0.000 0.000 -18.104
Traceless
 xyz
x -2.304 0.000 0.000
y 0.000 3.510 0.000
z 0.000 0.000 -1.206
Polar
3z2-r2-2.413
x2-y2-3.876
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.037 0.000 0.000
y 0.000 3.145 0.000
z 0.000 0.000 5.715


<r2> (average value of r2) Å2
<r2> 39.508
(<r2>)1/2 6.286