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

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-517.364901
Energy at 298.15K 
HF Energy-517.364901
Nuclear repulsion energy49.854410
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 B1B95/6-31G**
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 3513 3354 6.57      
2 A1 2083 1989 2191.63      
3 A1 1189 1135 99.47      
4 A1 232 221 37.60      
5 E 3654 3489 17.35      
5 E 3654 3489 17.35      
6 E 1714 1637 28.50      
6 E 1714 1637 28.50      
7 E 887 847 88.43      
7 E 887 847 88.43      
8 E 282 269 18.35      
8 E 282 269 18.35      

Unscaled Zero Point Vibrational Energy (zpe) 10044.7 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 9590.7 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 B1B95/6-31G**
ABC
6.24158 0.15064 0.15064

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.863
Cl2 0.000 0.000 1.172
H3 0.000 0.945 -2.233
H4 0.819 -0.473 -2.233
H5 -0.819 -0.473 -2.233
H6 0.000 0.000 -0.183

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.03531.01471.01471.01471.6806
Cl23.03533.53333.53333.53331.3547
H31.01473.53331.63701.63702.2572
H41.01473.53331.63701.63702.2572
H51.01473.53331.63701.63702.2572
H61.68061.35472.25722.25722.2572

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 107.542
H3 N1 H5 107.542 H3 N1 H6 111.338
H4 N1 H5 107.542 H4 N1 H6 111.338
H5 N1 H6 111.338
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.941      
2 Cl -0.366      
3 H 0.353      
4 H 0.353      
5 H 0.353      
6 H 0.250      


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 -5.578 5.578
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.916 0.000 0.000
y 0.000 -19.916 0.000
z 0.000 0.000 -14.415
Traceless
 xyz
x -2.750 0.000 0.000
y 0.000 -2.750 0.000
z 0.000 0.000 5.501
Polar
3z2-r211.002
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 2.206 0.000 0.000
y 0.000 2.206 0.000
z 0.000 0.000 4.502


<r2> (average value of r2) Å2
<r2> 76.614
(<r2>)1/2 8.753