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

using model chemistry: B3LYP/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3LYP/cc-pVQZ
 hartrees
Energy at 0K-517.453705
Energy at 298.15K 
HF Energy-517.453705
Nuclear repulsion energy49.400266
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 B3LYP/cc-pVQZ
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 3470 3362 0.52      
2 A1 2157 2090 2085.46      
3 A1 1106 1071 113.62      
4 A1 186 180 34.70      
5 E 3590 3478 17.38      
5 E 3590 3478 17.38      
6 E 1661 1609 23.11      
6 E 1661 1609 23.11      
7 E 816 790 31.40      
7 E 816 790 31.40      
8 E 246 238 15.87      
8 E 246 238 15.87      

Unscaled Zero Point Vibrational Energy (zpe) 9771.7 cm-1
Scaled (by 0.9688) Zero Point Vibrational Energy (zpe) 9466.8 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 B3LYP/cc-pVQZ
ABC
6.23671 0.14597 0.14597

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVQZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.898
Cl2 0.000 0.000 1.189
H3 0.000 0.946 -2.260
H4 0.819 -0.473 -2.260
H5 -0.819 -0.473 -2.260
H6 0.000 0.000 -0.154

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.08691.01261.01261.01261.7441
Cl23.08693.57663.57663.57661.3428
H31.01263.57661.63771.63772.3090
H41.01263.57661.63771.63772.3090
H51.01263.57661.63771.63772.3090
H61.74411.34282.30902.30902.3090

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 107.929
H3 N1 H5 107.929 H3 N1 H6 110.973
H4 N1 H5 107.929 H4 N1 H6 110.973
H5 N1 H6 110.973
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.415      
2 Cl -0.306      
3 H 0.173      
4 H 0.173      
5 H 0.173      
6 H 0.202      


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 -4.733 4.733
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.336 0.000 0.000
y 0.000 -20.336 0.000
z 0.000 0.000 -15.431
Traceless
 xyz
x -2.453 0.000 0.000
y 0.000 -2.453 0.000
z 0.000 0.000 4.906
Polar
3z2-r29.811
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 3.667 0.000 0.000
y 0.000 3.667 0.000
z 0.000 0.000 6.060


<r2> (average value of r2) Å2
<r2> 78.960
(<r2>)1/2 8.886