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

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

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-pVTZ
 hartrees
Energy at 0K-516.845034
Energy at 298.15K 
HF Energy-516.334760
Nuclear repulsion energy49.925565
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-pVTZ
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 3525 3354 0.20      
2 A1 2321 2208 2134.95      
3 A1 1120 1065 130.31      
4 A1 205 195 33.77      
5 E 3655 3477 25.40      
5 E 3655 3477 25.40      
6 E 1665 1584 21.14      
6 E 1665 1584 21.14      
7 E 874 832 26.51      
7 E 874 832 26.51      
8 E 257 245 16.64      
8 E 257 245 16.64      

Unscaled Zero Point Vibrational Energy (zpe) 10036.6 cm-1
Scaled (by 0.9514) Zero Point Vibrational Energy (zpe) 9548.8 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 MP2=FULL/aug-cc-pVTZ
ABC
6.29759 0.14985 0.14985

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.870
Cl2 0.000 0.000 1.174
H3 0.000 0.941 -2.239
H4 0.815 -0.470 -2.239
H5 -0.815 -0.470 -2.239
H6 0.000 0.000 -0.149

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.04421.01051.01051.01051.7211
Cl23.04423.53993.53993.53991.3231
H31.01053.53991.62971.62972.2916
H41.01053.53991.62971.62972.2916
H51.01053.53991.62971.62972.2916
H61.72111.32312.29162.29162.2916

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 107.496
H3 N1 H5 107.496 H3 N1 H6 111.381
H4 N1 H5 107.496 H4 N1 H6 111.381
H5 N1 H6 111.381
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability