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

using model chemistry: BLYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-517.329040
Energy at 298.15K 
HF Energy-517.329040
Nuclear repulsion energy49.681605
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/6-31G(2df,p)
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 3372 3353 1.49      
2 A1 1929 1918 2438.47      
3 A1 1109 1102 39.72      
4 A1 225 224 46.48      
5 E 3493 3474 12.20      
5 E 3493 3474 12.20      
6 E 1629 1621 18.64      
6 E 1629 1621 18.64      
7 E 887 882 47.03      
7 E 887 882 47.03      
8 E 255 253 13.18      
8 E 255 253 13.18      

Unscaled Zero Point Vibrational Energy (zpe) 9580.5 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 9527.8 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/6-31G(2df,p)
ABC
6.13954 0.15073 0.15073

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.860
Cl2 0.000 0.000 1.172
H3 0.000 0.953 -2.235
H4 0.825 -0.476 -2.235
H5 -0.825 -0.476 -2.235
H6 0.000 0.000 -0.205

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.03251.02421.02421.02421.6552
Cl23.03253.53863.53863.53861.3773
H31.02423.53861.65061.65062.2430
H41.02423.53861.65061.65062.2430
H51.02423.53861.65061.65062.2430
H61.65521.37732.24302.24302.2430

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 107.372
H3 N1 H5 107.372 H3 N1 H6 111.496
H4 N1 H5 107.372 H4 N1 H6 111.496
H5 N1 H6 111.496
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.626      
2 Cl -0.452      
3 H 0.255      
4 H 0.255      
5 H 0.255      
6 H 0.313      


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 -5.444 5.444
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.027 0.000 0.000
y 0.000 -20.027 0.000
z 0.000 0.000 -14.408
Traceless
 xyz
x -2.809 0.000 0.000
y 0.000 -2.809 0.000
z 0.000 0.000 5.619
Polar
3z2-r211.237
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 2.964 0.000 0.000
y 0.000 2.964 0.000
z 0.000 0.000 5.336


<r2> (average value of r2) Å2
<r2> 76.684
(<r2>)1/2 8.757