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

using model chemistry: CCD/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 CCD/6-31G*
 hartrees
Energy at 0K-516.593589
Energy at 298.15K 
HF Energy-516.256875
Nuclear repulsion energy48.464769
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 CCD/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 3486 3299 2.02      
2 A1 2543 2407 1106.76      
3 A1 1231 1165 140.92      
4 A1 194 184 13.82      
5 E 3623 3429 6.06      
5 E 3623 3429 6.06      
6 E 1743 1650 26.44      
6 E 1743 1650 26.44      
7 E 735 695 101.40      
7 E 735 695 101.40      
8 E 245 232 23.85      
8 E 245 232 23.85      

Unscaled Zero Point Vibrational Energy (zpe) 10072.1 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 9533.2 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 CCD/6-31G*
ABC
6.24996 0.13750 0.13750

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.956
Cl2 0.000 0.000 1.224
H3 0.000 0.945 -2.340
H4 0.818 -0.472 -2.340
H5 -0.818 -0.472 -2.340
H6 0.000 0.000 -0.092

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.18011.01951.01951.01951.8639
Cl23.18013.68703.68703.68701.3163
H31.01953.68701.63591.63592.4381
H41.01953.68701.63591.63592.4381
H51.01953.68701.63591.63592.4381
H61.86391.31632.43812.43812.4381

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 106.702
H3 N1 H5 106.702 H3 N1 H6 112.116
H4 N1 H5 106.702 H4 N1 H6 112.116
H5 N1 H6 112.116
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability