return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for NH2Cl (chloramine)

using model chemistry: B1B95/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/aug-cc-pVDZ
 hartrees
Energy at 0K-516.157351
Energy at 298.15K-516.159989
HF Energy-516.157351
Nuclear repulsion energy51.500058
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 B1B95/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 A' 3484 3337 5.05 112.41 0.07 0.12
2 A' 1578 1511 20.52 3.44 0.52 0.68
3 A' 1073 1027 58.41 1.46 0.10 0.18
4 A' 710 681 2.40 20.59 0.19 0.32
5 A" 3583 3432 16.41 42.51 0.75 0.86
6 A" 1185 1135 0.09 1.37 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5805.9 cm-1
Scaled (by 0.9579) Zero Point Vibrational Energy (zpe) 5561.5 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 B1B95/aug-cc-pVDZ
ABC
8.99814 0.47041 0.46053

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.044 1.131 0.000
Cl2 -0.044 -0.627 0.000
H3 0.527 1.370 0.810
H4 0.527 1.370 -0.810

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4
N11.75751.01911.0191
Cl21.75752.22882.2288
H31.01912.22881.6191
H41.01912.22881.6191

picture of chloramine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 N1 H3 103.571 Cl2 N1 H4 103.571
H3 N1 H4 105.190
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.349      
2 Cl 0.220      
3 H 0.065      
4 H 0.065      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.583 1.213 0.000 1.994
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.077 2.753 0.000
y 2.753 -17.573 0.000
z 0.000 0.000 -17.977
Traceless
 xyz
x -2.302 2.753 0.000
y 2.753 1.454 0.000
z 0.000 0.000 0.848
Polar
3z2-r21.697
x2-y2-2.504
xy2.753
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.251 0.118 0.000
y 0.118 4.925 0.000
z 0.000 0.000 3.276


<r2> (average value of r2) Å2
<r2> 32.874
(<r2>)1/2 5.734