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

using model chemistry: MP2=FULL/aug-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 MP2=FULL/aug-cc-pVQZ
 hartrees
Energy at 0K-516.923593
Energy at 298.15K 
HF Energy-516.341779
Nuclear repulsion energy49.987301
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-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 3521 3367 0.49      
2 A1 2232 2135 2246.71      
3 A1 1114 1066 133.34      
4 A1 194 186 39.85      
5 E 3669 3509 27.88      
5 E 3669 3509 27.88      
6 E 1670 1597 22.14      
6 E 1670 1597 22.14      
7 E 849 812 27.00      
7 E 849 812 27.00      
8 E 245 234 15.29      
8 E 245 234 15.29      

Unscaled Zero Point Vibrational Energy (zpe) 9963.4 cm-1
Scaled (by 0.9564) Zero Point Vibrational Energy (zpe) 9529.0 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 MP2=FULL/aug-cc-pVQZ
ABC
6.30005 0.15048 0.15048

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.867
Cl2 0.000 0.000 1.172
H3 0.000 0.941 -2.231
H4 0.815 -0.470 -2.231
H5 -0.815 -0.470 -2.231
H6 0.000 0.000 -0.158

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.03831.00901.00901.00901.7083
Cl23.03833.53083.53083.53081.3299
H31.00903.53081.62941.62942.2767
H41.00903.53081.62941.62942.2767
H51.00903.53081.62941.62942.2767
H61.70831.32992.27672.27672.2767

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 107.690
H3 N1 H5 107.690 H3 N1 H6 111.198
H4 N1 H5 107.690 H4 N1 H6 111.198
H5 N1 H6 111.198
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability