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All results from a given calculation for N2 (Nitrogen diatomic)

using model chemistry: TPSSh/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D*H 1Σg
2 1 yes D*H 3Π

State 1 (1Σg)

Jump to S2C1
Energy calculated at TPSSh/6-31G*
 hartrees
Energy at 0K-109.525732
Energy at 298.15K-109.525729
HF Energy-109.525732
Nuclear repulsion energy23.389311
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/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 Σg 2429 2331 0.00 14.68 0.27 0.42

Unscaled Zero Point Vibrational Energy (zpe) 1214.6 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 1165.3 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/6-31G*
B
1.95904

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

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.554
N2 0.000 0.000 -0.554

Atom - Atom Distances (Å)
  N1 N2
N11.1086
N21.1086

picture of Nitrogen diatomic state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.000      
2 N 0.000      


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 0.000 0.000
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 0.914 0.000 0.000
y 0.000 0.914 0.000
z 0.000 0.000 2.011


<r2> (average value of r2) Å2
<r2> 10.894
(<r2>)1/2 3.301

State 2 (3Π)

Jump to S1C1
Energy calculated at TPSSh/6-31G*
 hartrees
Energy at 0K-109.274363
Energy at 298.15K 
HF Energy-109.274363
Nuclear repulsion energy21.361042
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/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 Σg 1829 1755 0.00 2469.97 0.13 0.23

Unscaled Zero Point Vibrational Energy (zpe) 914.5 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 877.3 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/6-31G*
B
1.63401

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

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.607
N2 0.000 0.000 -0.607

Atom - Atom Distances (Å)
  N1 N2
N11.2139
N21.2139

picture of Nitrogen diatomic state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.000      
2 N 0.000      


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 0.000 0.000
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 2.648 0.000 0.000
y 0.000 -1.038 0.000
z 0.000 0.000 3.223


<r2> (average value of r2) Å2
<r2> 11.709
(<r2>)1/2 3.422