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: B1B95/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-311G*
 hartrees
Energy at 0K-516.158079
Energy at 298.15K-516.160723
HF Energy-516.158079
Nuclear repulsion energy51.576513
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 B1B95/6-311G*
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' 3500 3355 1.89 94.95 0.10 0.19
2 A' 1684 1614 29.64 9.62 0.62 0.77
3 A' 1124 1078 87.63 2.93 0.73 0.85
4 A' 699 670 5.23 24.14 0.25 0.39
5 A" 3600 3451 5.73 53.78 0.75 0.86
6 A" 1243 1191 1.13 6.23 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5924.4 cm-1
Scaled (by 0.9586) Zero Point Vibrational Energy (zpe) 5679.1 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 B1B95/6-311G*
ABC
9.13155 0.47144 0.46107

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.043 1.128 0.000
Cl2 -0.043 -0.627 0.000
H3 0.512 1.380 0.811
H4 0.512 1.380 -0.811

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4
N11.75451.01431.0143
Cl21.75452.23392.2339
H31.01432.23391.6217
H41.01432.23391.6217

picture of chloramine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 N1 H3 104.370 Cl2 N1 H4 104.370
H3 N1 H4 106.145
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.756      
2 Cl 0.020      
3 H 0.368      
4 H 0.368      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.946 1.283 0.000 2.331
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.179 2.946 0.000
y 2.946 -17.538 0.000
z 0.000 0.000 -17.984
Traceless
 xyz
x -2.418 2.946 0.000
y 2.946 1.543 0.000
z 0.000 0.000 0.875
Polar
3z2-r21.749
x2-y2-2.641
xy2.946
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.593 0.234 0.000
y 0.234 3.846 0.000
z 0.000 0.000 1.920


<r2> (average value of r2) Å2
<r2> 32.866
(<r2>)1/2 5.733