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All results from a given calculation for C6H5NO2 (Nitrobenzene)

using model chemistry: B2PLYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP/6-31G*
 hartrees
Energy at 0K-436.318884
Energy at 298.15K-436.325909
HF Energy-435.881135
Nuclear repulsion energy411.565470
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 B2PLYP/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 A1 3276 3110 2.90      
2 A1 3245 3080 12.15      
3 A1 3223 3059 0.60      
4 A1 1657 1572 3.20      
5 A1 1536 1458 6.06      
6 A1 1385 1315 213.53      
7 A1 1216 1154 4.40      
8 A1 1138 1080 15.52      
9 A1 1057 1003 4.03      
10 A1 1025 973 0.38      
11 A1 855 811 31.18      
12 A1 696 660 14.40      
13 A1 402 382 1.92      
14 A2 966 917 0.00      
15 A2 855 812 0.00      
16 A2 416 395 0.00      
17 A2 56 53 0.00      
18 B1 974 925 0.02      
19 B1 943 895 3.47      
20 B1 792 751 21.43      
21 B1 709 673 65.60      
22 B1 654 621 0.81      
23 B1 442 420 0.08      
24 B1 172 164 1.06      
25 B2 3276 3110 0.38      
26 B2 3236 3071 11.94      
27 B2 1681 1596 19.12      
28 B2 1622 1539 145.87      
29 B2 1512 1435 1.01      
30 B2 1399 1328 9.37      
31 B2 1355 1286 0.57      
32 B2 1206 1145 0.11      
33 B2 1117 1060 6.70      
34 B2 627 595 0.02      
35 B2 527 500 0.79      
36 B2 262 249 1.05      

Unscaled Zero Point Vibrational Energy (zpe) 22753.5 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 21597.6 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 B2PLYP/6-31G*
ABC
0.13170 0.04288 0.03235

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.251
C2 0.000 1.219 -0.419
C3 0.000 1.211 -1.812
C4 0.000 0.000 -2.509
C5 0.000 -1.211 -1.812
C6 0.000 -1.219 -0.419
N7 0.000 0.000 1.724
O8 0.000 -1.104 2.266
O9 0.000 1.104 2.266
H10 0.000 2.142 0.145
H11 0.000 2.152 -2.351
H12 0.000 0.000 -3.594
H13 0.000 -2.152 -2.351
H14 0.000 -2.142 0.145

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 O9 H10 H11 H12 H13 H14
C11.39082.39172.75942.39171.39081.47342.29852.29852.14503.37603.84433.37602.1450
C21.39081.39282.41922.80062.43782.46553.55102.68811.08232.14513.40053.88503.4084
C32.39171.39281.39702.42162.80063.73754.68964.07982.16741.08442.15433.40563.8825
C42.75942.41921.39701.39702.41924.23284.90134.90133.41072.15761.08492.15763.4107
C52.39172.80062.42161.39701.39283.73754.07984.68963.88253.40562.15431.08442.1674
C61.39082.43782.80062.41921.39282.46552.68813.55103.40843.88503.40052.14511.0823
N71.47342.46553.73754.23283.73752.46551.23021.23022.66144.60805.31774.60802.6614
O82.29853.55104.68964.90134.07982.68811.23022.20843.87835.64985.96334.73462.3619
O92.29852.68814.07984.90134.68963.55101.23022.20842.36194.73465.96335.64983.8783
H102.14501.08232.16743.41073.88253.40842.66143.87832.36192.49584.30914.96694.2849
H113.37602.14511.08442.15763.40563.88504.60805.64984.73462.49582.48504.30374.9669
H123.84433.40052.15431.08492.15433.40055.31775.96335.96334.30912.48502.48504.3091
H133.37603.88503.40562.15761.08442.14514.60804.73465.64984.96694.30372.48502.4958
H142.14503.40843.88253.41072.16741.08232.66142.36193.87834.28494.96694.30912.4958

picture of Nitrobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.455 C1 C2 H10 119.791
C1 C6 C5 118.455 C1 C6 H14 119.791
C1 N7 O8 116.164 C1 N7 O9 116.164
C2 C1 C6 122.426 C2 C1 N7 118.787
C2 C3 C4 120.254 C2 C3 H11 119.464
C3 C2 H10 121.754 C3 C4 C5 120.156
C3 C4 H12 119.922 C4 C3 H11 120.282
C4 C5 C6 120.254 C4 C5 H13 120.282
C5 C4 H12 119.922 C5 C6 H14 121.754
C6 C1 N7 118.787 C6 C5 H13 119.464
O8 N7 O9 127.671
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.228      
2 C -0.157      
3 C -0.172      
4 C -0.137      
5 C -0.172      
6 C -0.157      
7 N 0.416      
8 O -0.421      
9 O -0.421      
10 H 0.224      
11 H 0.182      
12 H 0.181      
13 H 0.182      
14 H 0.224      


Electric dipole moments


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 3.875 0.000 0.000
y 0.000 12.658 0.000
z 0.000 0.000 14.771


<r2> (average value of r2) Å2
<r2> 314.049
(<r2>)1/2 17.721