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All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: MP2/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/TZVP
 hartrees
Energy at 0K-360.632625
Energy at 298.15K 
HF Energy-359.450975
Nuclear repulsion energy324.154255
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 MP2/TZVP
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' 3252 3083 7.42      
2 A' 3249 3080 5.28      
3 A' 3239 3070 4.73      
4 A' 3232 3064 4.65      
5 A' 3222 3054 0.30      
6 A' 1648 1562 1.17      
7 A' 1639 1554 5.42      
8 A' 1526 1446 13.97      
9 A' 1501 1423 7.72      
10 A' 1466 1389 40.42      
11 A' 1451 1375 30.26      
12 A' 1339 1269 7.09      
13 A' 1209 1146 16.26      
14 A' 1194 1132 0.64      
15 A' 1151 1091 108.82      
16 A' 1105 1048 4.22      
17 A' 1042 988 3.18      
18 A' 1004 952 0.85      
19 A' 832 788 33.10      
20 A' 678 643 5.30      
21 A' 619 587 0.04      
22 A' 446 423 1.15      
23 A' 262 248 1.45      
24 A" 795 754 1.38      
25 A" 747 708 0.14      
26 A" 701 664 25.35      
27 A" 641 608 71.85      
28 A" 638 604 0.36      
29 A" 196 185 0.36      
30 A" 60 57 0.00      
31 A" 189i 179i 0.77      
32 A" 200i 190i 0.31      
33 A" 1753i 1661i 0.35      

Unscaled Zero Point Vibrational Energy (zpe) 18970.5 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 17982.1 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 MP2/TZVP
ABC
0.17573 0.05479 0.04177

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.592 0.000
C2 -1.055 -0.321 0.000
C3 -0.761 -1.678 0.000
C4 0.568 -2.113 0.000
C5 1.611 -1.190 0.000
C6 1.328 0.172 0.000
N7 -0.177 2.029 0.000
O8 -1.350 2.397 0.000
H9 -2.076 0.040 0.000
H10 -1.564 -2.405 0.000
H11 0.786 -3.174 0.000
H12 2.639 -1.532 0.000
H13 2.111 0.921 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.39602.39462.76442.40281.39301.44712.25412.14813.38063.84743.38762.1363
C21.39601.38832.41752.80482.43422.50872.73471.08232.14453.39513.88743.4013
C32.39461.38831.39792.42212.79083.75244.11792.16311.08302.15163.40263.8734
C42.76442.41751.39791.39352.40884.20824.90133.40902.15141.08302.15103.4042
C52.40282.80482.42211.39351.39163.68224.65193.88683.39982.14901.08262.1694
C61.39302.43422.79082.40881.39162.38993.48193.40653.87373.39012.15011.0831
N71.44712.50873.75244.20823.68222.38991.22952.74964.64515.29094.53962.5419
O82.25412.73474.11794.90134.65193.48191.22952.46704.80695.96675.59923.7626
H92.14811.08232.16313.40903.88683.40652.74962.46702.49734.30284.96944.2784
H103.38062.14451.08302.15143.39983.87374.64514.80692.49732.47224.29224.9564
H113.84743.39512.15161.08302.14903.39015.29095.96674.30282.47222.47574.3043
H123.38763.88743.40262.15101.08262.15014.53965.59924.96944.29222.47572.5095
H132.13633.40133.87343.40422.16941.08312.54193.76264.27844.95644.30432.5095

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.637 C1 C2 H9 119.632
C1 C6 C5 119.292 C1 C6 H13 118.722
C1 N7 O8 114.490 C2 C1 C6 121.569
C2 C1 N7 123.852 C2 C3 C4 120.380
C2 C3 H10 119.892 C3 C2 H9 121.731
C3 C4 C5 120.380 C3 C4 H11 119.744
C4 C3 H10 119.727 C4 C5 C6 119.741
C4 C5 H12 120.087 C5 C4 H11 119.876
C5 C6 H13 121.986 C6 C1 N7 114.579
C6 C5 H12 120.172
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability