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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: HSEh1PBE/TZVP

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

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at HSEh1PBE/TZVP
 hartrees
Energy at 0K-148.677757
Energy at 298.15K 
HF Energy-148.677757
Nuclear repulsion energy59.716317
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/TZVP
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 3646 3500 74.55      
2 A1 2391 2296 144.37      
3 A1 1622 1557 60.51      
4 A1 1149 1103 12.77      
5 B1 543 521 0.87      
6 B1 348i 334i 300.44      
7 B2 3762 3612 105.44      
8 B2 1143 1098 3.87      
9 B2 421 404 0.22      

Unscaled Zero Point Vibrational Energy (zpe) 7164.0 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 6878.2 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/TZVP
ABC
11.18428 0.34356 0.33332

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/TZVP

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 -1.102
H4 0.000 0.865 -1.612
H5 0.000 -0.865 -1.612

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.15611.32152.02452.0245
N21.15612.47763.10933.1093
N31.32152.47761.00341.0034
H42.02453.10931.00341.7295
H52.02453.10931.00341.7295

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.483 C1 N3 H5 120.483
N2 C1 N3 180.000 H4 N3 H5 119.035
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.066      
2 N -0.187      
3 N -0.444      
4 H 0.283      
5 H 0.283      


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 -4.879 4.879
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.816 0.000 0.000
y 0.000 -14.800 0.000
z 0.000 0.000 -18.007
Traceless
 xyz
x -2.413 0.000 0.000
y 0.000 3.612 0.000
z 0.000 0.000 -1.199
Polar
3z2-r2-2.398
x2-y2-4.016
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.118 0.000 0.000
y 0.000 2.323 0.000
z 0.000 0.000 5.308


<r2> (average value of r2) Å2
<r2> 39.471
(<r2>)1/2 6.283