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All results from a given calculation for N2O (Nitrous oxide)

using model chemistry: QCISD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at QCISD/cc-pVTZ
 hartrees
Energy at 0K-184.375499
Energy at 298.15K-184.376773
HF Energy-183.750522
Nuclear repulsion energy60.892280
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/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 Σ 2351 2246 345.95      
2 Σ 1305 1247 72.17      
3 Π 622 595 7.14      
3 Π 622 595 7.14      

Unscaled Zero Point Vibrational Energy (zpe) 2450.1 cm-1
Scaled (by 0.9555) Zero Point Vibrational Energy (zpe) 2341.1 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/cc-pVTZ
B
0.42202

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.192
N2 0.000 0.000 -0.077
O3 0.000 0.000 1.110

Atom - Atom Distances (Å)
  N1 N2 O3
N11.11532.3020
N21.11531.1867
O32.30201.1867

picture of Nitrous oxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 N2 O3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability