return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for AsH3 (Arsine)

using model chemistry: TPSSh/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 TPSSh/aug-cc-pVDZ
 hartrees
Energy at 0K-2237.590257
Energy at 298.15K-2237.591158
HF Energy-2237.590257
Nuclear repulsion energy35.000553
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 TPSSh/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 2211 2139 77.13      
2 A1 945 914 28.33      
3 E 2229 2156 106.81      
3 E 2229 2156 106.81      
4 E 1022 988 11.86      
4 E 1022 988 11.85      

Unscaled Zero Point Vibrational Energy (zpe) 4828.5 cm-1
Scaled (by 0.9673) Zero Point Vibrational Energy (zpe) 4670.6 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 TPSSh/aug-cc-pVDZ
ABC
3.71151 3.71151 3.46129

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
As1 0.000 0.000 0.071
H2 0.000 1.269 -0.780
H3 1.099 -0.635 -0.780
H4 -1.099 -0.635 -0.780

Atom - Atom Distances (Å)
  As1 H2 H3 H4
As11.52831.52831.5283
H21.52832.19832.1983
H31.52832.19832.1983
H41.52832.19832.1983

picture of Arsine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 As1 H3 91.974 H2 As1 H4 91.974
H3 As1 H4 91.974
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 As -0.387      
2 H 0.129      
3 H 0.129      
4 H 0.129      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.283 0.283
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.170 0.000 0.000
y 0.000 5.170 0.000
z 0.000 0.000 5.368


<r2> (average value of r2) Å2
<r2> 19.522
(<r2>)1/2 4.418