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

using model chemistry: MP2=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-516.682893
Energy at 298.15K 
HF Energy-516.305839
Nuclear repulsion energy49.502736
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 MP2=FULL/aug-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 A1 3478 3371 0.05      
2 A1 2257 2187 2180.68      
3 A1 1131 1096 112.46      
4 A1 198 192 37.67      
5 E 3634 3522 19.92      
5 E 3634 3522 19.92      
6 E 1644 1594 20.00      
6 E 1644 1594 20.00      
7 E 841 815 30.47      
7 E 841 815 30.47      
8 E 245 237 15.45      
8 E 245 237 15.45      

Unscaled Zero Point Vibrational Energy (zpe) 9894.9 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 9590.1 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 MP2=FULL/aug-cc-pVDZ
ABC
6.22846 0.14756 0.14756

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.882
Cl2 0.000 0.000 1.184
H3 0.000 0.946 -2.262
H4 0.819 -0.473 -2.262
H5 -0.819 -0.473 -2.262
H6 0.000 0.000 -0.158

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.06601.01951.01951.01951.7245
Cl23.06603.57323.57323.57321.3415
H31.01953.57321.63881.63882.3071
H41.01953.57321.63881.63882.3071
H51.01953.57321.63881.63882.3071
H61.72451.34152.30712.30712.3071

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 106.976
H3 N1 H5 106.976 H3 N1 H6 111.864
H4 N1 H5 106.976 H4 N1 H6 111.864
H5 N1 H6 111.864
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability