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

using model chemistry: QCISD(T)=FULL/aug-cc-pVDZ

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 QCISD(T)=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-109.299965
Energy at 298.15K-109.299963
HF Energy-108.956024
Nuclear repulsion energy23.128710
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 QCISD(T)=FULL/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 Σg 2317 2248 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 1158.5 cm-1
Scaled (by 0.9701) Zero Point Vibrational Energy (zpe) 1123.8 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 QCISD(T)=FULL/aug-cc-pVDZ
B
1.91673

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/aug-cc-pVDZ

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.560
N2 0.000 0.000 -0.560

Atom - Atom Distances (Å)
  N1 N2
N11.1208
N21.1208

picture of Nitrogen diatomic state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

State 2 (3Π)

Jump to S1C1
Energy calculated at QCISD(T)=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-109.036670
Energy at 298.15K 
HF Energy-108.692077
Nuclear repulsion energy21.015697
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 QCISD(T)=FULL/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 Σg 1704 1653 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 852.0 cm-1
Scaled (by 0.9701) Zero Point Vibrational Energy (zpe) 826.5 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 QCISD(T)=FULL/aug-cc-pVDZ
B
1.58243

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/aug-cc-pVDZ

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.617
N2 0.000 0.000 -0.617

Atom - Atom Distances (Å)
  N1 N2
N11.2335
N21.2335

picture of Nitrogen diatomic state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability