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All results from a given calculation for N2O5 (Dinitrogen pentoxide)

using model chemistry: HF/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/cc-pVDZ
 hartrees
Energy at 0K-482.882407
Energy at 298.15K-482.887128
Nuclear repulsion energy331.784171
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 HF/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 A' 1984 1802 763.71      
2 A' 1622 1473 89.48      
3 A' 1502 1364 393.73      
4 A' 1071 973 58.64      
5 A' 981 891 13.56      
6 A' 960 872 668.24      
7 A' 859 780 52.96      
8 A' 702 638 31.14      
9 A' 496 450 9.08      
10 A' 250 227 3.53      
11 A" 2009 1824 814.67      
12 A" 879 798 26.63      
13 A" 662 601 0.03      
14 A" 100 90 0.19      
15 A" 24 22 0.58      

Unscaled Zero Point Vibrational Energy (zpe) 7049.8 cm-1
Scaled (by 0.908) Zero Point Vibrational Energy (zpe) 6401.2 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 HF/cc-pVDZ
ABC
0.22698 0.06962 0.06904

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.802 0.085 0.000
N2 0.070 1.159 0.000
N3 -0.127 -1.158 0.000
O4 -0.499 2.168 0.000
O5 1.210 0.907 0.000
O6 0.070 -1.581 1.062
O7 0.070 -1.581 -1.062

Atom - Atom Distances (Å)
  O1 N2 N3 O4 O5 O6 O7
O11.38371.41502.10472.17382.16012.1601
N21.38372.32591.15851.16792.93912.9391
N31.41502.32593.34702.46011.16041.1604
O42.10471.15853.34702.12473.93813.9381
O52.17381.16792.46012.12472.93562.9356
O62.16012.93911.16043.93812.93562.1249
O72.16012.93911.16043.93812.93562.1249

picture of Dinitrogen pentoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N2 O4 111.465 O1 N2 O6 43.637
O1 N3 O5 61.433 O1 N3 O7 113.657
N2 O1 N3 112.412 O4 N2 O6 144.281
O5 N3 O7 102.327
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.238      
2 N 0.650      
3 N 0.588      
4 O -0.250      
5 O -0.287      
6 O -0.232      
7 O -0.232      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.673 -0.061 0.000 0.676
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.608 1.425 0.000
y 1.425 -41.278 0.000
z 0.000 0.000 -38.184
Traceless
 xyz
x 1.123 1.425 0.000
y 1.425 -2.882 0.000
z 0.000 0.000 1.759
Polar
3z2-r23.518
x2-y22.670
xy1.425
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.749 -0.809 0.000
y -0.809 5.569 0.000
z 0.000 0.000 4.176


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000