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All results from a given calculation for NH4Cl (Ammonium chloride)

using model chemistry: B97D3/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B97D3/3-21G
 hartrees
Energy at 0K-514.852473
Energy at 298.15K 
HF Energy-514.852473
Nuclear repulsion energy50.681154
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 B97D3/3-21G
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 3322 3265 8.30      
2 A1 1236 1215 1079.48      
3 A1 1176 1156 2249.99      
4 A1 418 411 10.31      
5 E 3466 3407 38.32      
5 E 3466 3407 38.31      
6 E 1701 1672 27.72      
6 E 1701 1672 27.72      
7 E 1363 1339 105.23      
7 E 1363 1339 105.22      
8 E 341 335 7.28      
8 E 341 335 7.27      

Unscaled Zero Point Vibrational Energy (zpe) 9946.1 cm-1
Scaled (by 0.983) Zero Point Vibrational Energy (zpe) 9777.0 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 B97D3/3-21G
ABC
5.82392 0.16413 0.16413

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/3-21G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.777
Cl2 0.000 0.000 1.130
H3 0.000 0.978 -2.098
H4 0.847 -0.489 -2.098
H5 -0.847 -0.489 -2.098
H6 0.000 0.000 -0.474

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N12.90731.02951.02951.02951.3033
Cl22.90733.37263.37263.37261.6040
H31.02953.37261.69471.69471.8957
H41.02953.37261.69471.69471.8957
H51.02953.37261.69471.69471.8957
H61.30331.60401.89571.89571.8957

picture of Ammonium chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 H6 Cl2 180.000 H3 N1 H4 110.783
H3 N1 H5 110.783 H3 N1 H6 108.126
H4 N1 H5 110.783 H4 N1 H6 108.126
H5 N1 H6 108.126
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.752      
2 Cl -0.553      
3 H 0.350      
4 H 0.350      
5 H 0.350      
6 H 0.254      


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 -8.646 8.646
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.795 0.000 0.000
y 0.000 -19.795 0.000
z 0.000 0.000 -13.924
Traceless
 xyz
x -2.936 0.000 0.000
y 0.000 -2.936 0.000
z 0.000 0.000 5.872
Polar
3z2-r211.743
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.530 0.000 0.000
y 0.000 1.530 0.000
z 0.000 0.000 4.316


<r2> (average value of r2) Å2
<r2> 71.256
(<r2>)1/2 8.441