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

using model chemistry: CISD/daug-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 CISD/daug-cc-pVTZ
 hartrees
Energy at 0K-516.770180
Energy at 298.15K 
HF Energy-516.336497
Nuclear repulsion energy48.816227
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 CISD/daug-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 3586 3586 0.23      
2 A1 2600 2600 1365.42      
3 A1 1143 1143 155.47      
4 A1 167 167 17.14      
5 E 3713 3713 17.18      
5 E 3713 3713 17.18      
6 E 1716 1716 20.63      
6 E 1716 1716 20.63      
7 E 709 709 36.31      
7 E 709 709 36.31      
8 E 215 215 17.18      
8 E 215 215 17.18      

Unscaled Zero Point Vibrational Energy (zpe) 10099.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10099.9 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 CISD/daug-cc-pVTZ
ABC
6.34857 0.13876 0.13876

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/daug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.951
Cl2 0.000 0.000 1.218
H3 0.000 0.937 -2.318
H4 0.812 -0.469 -2.318
H5 -0.812 -0.469 -2.318
H6 0.000 0.000 -0.086

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.16891.00631.00631.00631.8657
Cl23.16893.65753.65753.65751.3032
H31.00633.65751.62321.62322.4210
H41.00633.65751.62321.62322.4210
H51.00633.65751.62321.62322.4210
H61.86571.30322.42102.42102.4210

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 107.517
H3 N1 H5 107.517 H3 N1 H6 111.361
H4 N1 H5 107.517 H4 N1 H6 111.361
H5 N1 H6 111.361
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability