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: BLYP/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 BLYP/cc-pVDZ
 hartrees
Energy at 0K-516.093144
Energy at 298.15K-516.095725
HF Energy-516.093144
Nuclear repulsion energy49.828112
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 BLYP/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' 3254 3259 1.64 112.07 0.09 0.16
2 A' 1536 1539 16.75 11.38 0.46 0.63
3 A' 1088 1090 36.08 4.38 0.74 0.85
4 A' 611 612 3.81 19.99 0.23 0.37
5 A" 3349 3354 0.58 61.08 0.75 0.86
6 A" 1126 1127 0.03 5.85 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5482.0 cm-1
Scaled (by 1.0016) Zero Point Vibrational Energy (zpe) 5490.8 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 BLYP/cc-pVDZ
ABC
8.50231 0.43743 0.42989

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.048 1.181 0.000
Cl2 -0.048 -0.648 0.000
H3 0.571 1.376 0.812
H4 0.571 1.376 -0.812

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4
N11.82861.03931.0393
Cl21.82862.26712.2671
H31.03932.26711.6243
H41.03932.26711.6243

picture of chloramine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 N1 H3 100.855 Cl2 N1 H4 100.855
H3 N1 H4 102.778
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.179      
2 Cl -0.065      
3 H 0.122      
4 H 0.122      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.720 1.149 0.000 2.068
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.453 2.649 0.000
y 2.649 -17.303 0.000
z 0.000 0.000 -17.915
Traceless
 xyz
x -1.844 2.649 0.000
y 2.649 1.381 0.000
z 0.000 0.000 0.463
Polar
3z2-r20.926
x2-y2-2.150
xy2.649
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.779 0.310 0.000
y 0.310 4.034 0.000
z 0.000 0.000 2.084


<r2> (average value of r2) Å2
<r2> 34.090
(<r2>)1/2 5.839