CCCBDB calculation results Page

Home
- All data for one species
- Geometry
  - Experimental
  - Calculated
  - Comparisons
  - Bad Calculations
    - Bad moment of inertia
  - Tutorials and Explanations
    - Angle formulas
- Vibrations
  - Experimental
    - Vibrational frequencies
  - Calculated
    - Frequencies
  - Scale factors
- Reactions
- Entropies
- Ions
  - List Ions
  - Energy
    - Calculated Ionization Energy
    - Compare Ionzation energy
  - Electron Affinity
    - Calculated Electron affinity
    - Compare Electron affinity
  - Proton Affinity
    - Calculated Proton affinity
    - Compare Proton affinity
  - Ionization changes point group
Experimental
Calculated
- Energy
  - Optimized
  - Reaction
    - Reaction Energy 0K
    - Reaction Energy 298K
  - Internal Rotation
  - Orbital
  - Nuclear repulsion energy
  - Correlation
    - Full vs Frozen core energies
    - Partial correlation energies
  - Ion
  - Excited State
  - Basis Set Extrapolation
    - BSE energy
    - BSE Bond lengths
- Geometry
  - Calculated geometry
    - AIM bond orders
    - One type of bond
  - Rotation
  - Point group
  - State symmetry
  - <r2>
    - Sorted by r2
  - Z-matrix
  - Bad Calculations
- Vibrations
  - Frequencies
    - Animated vibrations
    - Anharmonic
  - Zero point energy (ZPE)
  - Scale Factors
  - Bad Calculations
- Electrostatics
  - Charges
  - Dipole
  - Quadrupole
  - Polarizability
  - Spin
    - Spin density
- Entropy and Heat Capacity
- Reaction
  - Reaction Energy 0K
  - Reaction Energy 298K
  - Isodesmic reactions
  - Transition State
- Lookup by property
  - By frequency
Comparisons
- Geometry
- Vibrations
- Energy
  - Reaction
  - Single point vs optimized
  - DFT grid size on energy
  - Semiempirical enthalpy
  - Internal rotation
  - Similar molecules
- Entropy
- Electrostatics
- Ion
Resources
- Info on Results
  - Calculations Done
  - Basis functions used
  - I/O files
- Glossary
- Conversion Forms
- Links
  - NIST Links
  - External links
- Thermochemistry
- Tutorials
  - Vibrations
    - Why scale vibrations
    - Zero-point energies
  - Entropy
    - Methyl rotor entropy
    - Entropy and conformations
  - Energy
  - Electrostatics
    - Dipole parts by point group
    - Quadrupoles
  - Geometry
    - Angle formulas
  - Cost
    - Cost Comparison
    - Timings Comparison
- Bad Calculations
  - Geometry
  - Vibrations
  - Low excited states
  - Oddities
    - NaCN Is not linear
FAQ Help
- Units
  - Choose Units
  - Explanations
- Credits
- Just show me
  - Show me a calculated geometry
- Summary
- Using
- List
  - Recent molecules
    - Choose a few
  - Molecules
  - Geometry
  - Vibrations
    - Big anharmonicity
  - Energy
    - Enthalpy at 0 Kelvin
  - Similar molecules
  - Ions, Dipoles, etc.
- Index of CCCBDB
- Feedback
  - Error form
  - Wants

	hartrees
Energy at 0K	-436.625016
Energy at 298.15K	-436.632195
HF Energy	-436.625016
Nuclear repulsion energy	413.027375

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3272	3116	5.49
2	A₁	3250	3096	8.02
3	A₁	3228	3075	0.80
4	A₁	1673	1593	3.51
5	A₁	1534	1462	5.49
6	A₁	1455	1386	273.23
7	A₁	1215	1158	2.00
8	A₁	1152	1097	31.09
9	A₁	1059	1009	6.27
10	A₁	1025	977	0.23
11	A₁	879	837	33.65
12	A₁	704	670	11.68
13	A₁	407	388	1.60
14	A₂	1016	968	0.00
15	A₂	870	829	0.00
16	A₂	420	400	0.00
17	A₂	55	52	0.00
18	B₁	1028	979	0.08
19	B₁	972	926	4.59
20	B₁	807	769	16.00
21	B₁	721	687	85.65
22	B₁	686	653	11.37
23	B₁	446	425	0.74
24	B₁	171	163	0.81
25	B₂	3271	3116	0.48
26	B₂	3241	3087	9.63
27	B₂	1711	1630	140.08
28	B₂	1660	1581	170.20
29	B₂	1507	1435	0.98
30	B₂	1372	1307	14.77
31	B₂	1350	1286	0.27
32	B₂	1194	1137	0.79
33	B₂	1118	1065	9.05
34	B₂	628	598	0.03
35	B₂	533	508	1.15
36	B₂	267	254	0.87

Atom	y (Å)	z (Å)
C1	0.000	0.241
C2	1.219	-0.427
C3	1.209	-1.817
C4	0.000	-2.510
C5	-1.209	-1.817
C6	-1.219	-0.427
N7	0.000	1.710
O8	-1.080	2.287
O9	1.080	2.287
H10	2.143	0.138
H11	2.149	-2.358
H12	0.000	-3.595
H13	-2.149	-2.358
H14	-2.143	0.138

	C1	C2	C3	C4	C5	C6	N7	O8	O9	H10	H11	H12	H13	H14
C1		1.3898	2.3871	2.7516	2.3871	1.3898	1.4689	2.3131	2.3131	2.1451	3.3728	3.8365	3.3728	2.1451
C2	1.3898		1.3903	2.4139	2.7978	2.4375	2.4600	3.5561	2.7172	1.0824	2.1439	3.3949	3.8824	3.4084
C3	2.3871	1.3903		1.3938	2.4183	2.7978	3.7286	4.6990	4.1060	2.1659	1.0847	2.1504	3.4016	3.8799
C4	2.7516	2.4139	1.3938		1.3938	2.4139	4.2205	4.9173	4.9173	3.4061	2.1545	1.0849	2.1545	3.4061
C5	2.3871	2.7978	2.4183	1.3938		1.3903	3.7286	4.1060	4.6990	3.8799	3.4016	2.1504	1.0847	2.1659
C6	1.3898	2.4375	2.7978	2.4139	1.3903		2.4600	2.7172	3.5561	3.4084	3.8824	3.3949	2.1439	1.0824
N7	1.4689	2.4600	3.7286	4.2205	3.7286	2.4600		1.2239	1.2239	2.6578	4.6011	5.3054	4.6011	2.6578
O8	2.3131	3.5561	4.6990	4.9173	4.1060	2.7172	1.2239		2.1590	3.8733	5.6570	5.9805	4.7667	2.3980
O9	2.3131	2.7172	4.1060	4.9173	4.6990	3.5561	1.2239	2.1590		2.3980	4.7667	5.9805	5.6570	3.8733
H10	2.1451	1.0824	2.1659	3.4061	3.8799	3.4084	2.6578	3.8733	2.3980		2.4956	4.3039	4.9646	4.2851
H11	3.3728	2.1439	1.0847	2.1545	3.4016	3.8824	4.6011	5.6570	4.7667	2.4956		2.4798	4.2983	4.9646
H12	3.8365	3.3949	2.1504	1.0849	2.1504	3.3949	5.3054	5.9805	5.9805	4.3039	2.4798		2.4798	4.3039
H13	3.3728	3.8824	3.4016	2.1545	1.0847	2.1439	4.6011	4.7667	5.6570	4.9646	4.2983	2.4798		2.4956
H14	2.1451	3.4084	3.8799	3.4061	2.1659	1.0824	2.6578	2.3980	3.8733	4.2851	4.9646	4.3039	2.4956

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	C2	C3	118.328	C1	C2	H10	119.862
C1	C6	C5	118.328	C1	C6	H14	119.862
C1	N7	O8	118.116	C1	N7	O9	118.116
C2	C1	C6	122.550	C2	C1	N7	118.725
C2	C3	C4	120.230	C2	C3	H11	119.533
C3	C2	H10	121.810	C3	C4	C5	120.335
C3	C4	H12	119.833	C4	C3	H11	120.238
C4	C5	C6	120.230	C4	C5	H13	120.238
C5	C4	H12	119.833	C5	C6	H14	121.810
C6	C1	N7	118.725	C6	C5	H13	119.533
O8	N7	O9	123.768

All results from a given calculation for C₆H₅NO₂ (Nitrobenzene)

using model chemistry: wB97X-D/cc-pVDZ

States and conformations

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
	Home All data for one species Geometry Experimental Experimental Geometries Same bond/angle many molecules Internal Coordinates by type Bond angles Calculated Calculated geometry Rotational constant Moments of inertia Products of moments of inertia BSE Bond lengths Show me a calculated geometry Comparisons Bonds, angles Rotational Constants Products of moments of inertia Point group Bad Calculations Bad moment of inertia Tutorials and Explanations Angle formulas Vibrations Experimental Vibrational frequencies Calculated Frequencies Scale factors Reactions Entropies Ions List Ions Energy Calculated Ionization Energy Compare Ionzation energy Electron Affinity Calculated Electron affinity Compare Electron affinity Proton Affinity Calculated Proton affinity Compare Proton affinity Ionization changes point group Experimental One molecule all properties One property a few molecules Enthalpy of formation Entropy Integrated Heat Capacity Heat Capacity Rotational Constants Vibrational Frequencies Dipole moment Ionization Energy Polarizability Quadrupole Point Groups Geometry Experimental Geometries Internal Coordinates by type Bond angles Rotational Constants Point Groups Diatomic bond lengths Vibrations Vibrational frequencies Diatomic Triatomics Energy Atomization Energy Internal Rotation Electrostatics Dipole Quadrupole Polarizability Reference Data Reference states Spin Splittings Molecules with good enthalpy Enthalpy at 0 Kelvin Calculated Energy Optimized Energy Energy 298K Minimum conformation Hydrogen bonds H bond with counterpoise Reaction Reaction Energy 0K Reaction Energy 298K Internal Rotation Barriers to internal rotation Rotational barrier and dipole Rotational Barrier 2 molecules Orbital HOMO LUMO gap HOMO Orbital Energies Nuclear repulsion energy Correlation Full vs Frozen core energies Partial correlation energies Ion Calculated Ionization Energy Vertical ionization Energy Calculated Electron affinity Calculated Proton affinity Atom charge differences Excited State Singlet triplet gap Electronic state Transition state Basis Set Extrapolation BSE energy BSE Bond lengths Geometry Calculated geometry AIM bond orders One type of bond Rotation Rotational constant Products of moments of inertia Moments of inertia Inertial defects Second moments Point group State symmetry <r2> Sorted by r2 Z-matrix Bad Calculations Bad moment of inertia Bad Calculated Bond Lengths Bad point group Worst molecules Vibrations Frequencies Animated vibrations Anharmonic Zero point energy (ZPE) Scale Factors Scale factors Scale factor uncertainty Calculate a scale factor Why scale vibrations Set scaling factors Bad Calculations Bad Vib. HF vs MP2 Bad vib. Calc. vs exp. Big anharmonicity Electrostatics Charges Mulliken CHELP Aim ESP Dipole Dipole Dipole angle Dipole calculation types Quadrupole Polarizability Spin Spin density Entropy and Heat Capacity Entropy Reaction entropy Heat Capacity Reaction Reaction Energy 0K Reaction Energy 298K Isodesmic reactions Transition State Transition state Transition state frequencies Transition state geometries IRC Lookup by property By frequency Comparisons Geometry Bonds, angles Bond, angle, or dihedral DFT grid size on point group DFT grid on bond length Core correlation - bond length Same bond/angle many molecules Isoelectronic diatomics Isoelectronic triatomic angles Average bond lengths Rotation Rotational Constants Products of moments of inertia Point group Vibrations Vibrations 2 calculations Frequency differences One frequency Zero point energy Intensity Intensity for one mode Vibrational intensities Reduced mass comparison Anharmonic Triatomic Scale factors Energy Reaction Reaction Energy 0K Reaction Energy 298K Atomization 0K Atomization 298K Single point vs optimized DFT grid size on energy Semiempirical enthalpy Internal rotation Similar molecules Conformation Sets of isomers Sets of tautomers Isomers Entropy Entropy Heat capacity Entropy of several molecules Integrated heat capacity Reaction entropy Electrostatics Dipole Polarizability Several molecules Quadrupole Ion Compare Ionzation energy Koopman ionization energy Koopman IE for a few molecules Compare Electron affinity Compare Proton affinity Protonation Site Resources Info on Results Calculations Done Method and basis set List molecules One molecule Multiple conformers, states Multiple conformers, states Basis functions used I/O files Input/output files MOL file Z-matrix wfn files Glossary Conversion Forms B to I, I to B Angle formulas Integrated heat Capacity Calculating Enthalpy Links NIST Links NIST webbook bibliographic data CCCBDB Experimental data External links Basis Set Exchange Computational Chemistry List Thermochemistry in Gaussian Minnesota Database Collection Benchmark Energy and Geometry Point Groups Thermochemistry Thermochemistry Molecules with good enthalpy A → B + C Reference states Tutorials Vibrations Why scale vibrations Zero-point energies Entropy Methyl rotor entropy Entropy and conformations Energy Getting enthalpy of formation Vertical vs adiabatic IE Thermo from calculations Electrostatics Dipole parts by point group Quadrupoles Geometry Angle formulas Cost Cost Comparison Timings Comparison Bad Calculations Geometry Bad moment of inertia Bad Calculated Bond Lengths Bad point group Worst molecules Vibrations Bad vib. Calc. vs exp. Bad Vib. HF vs MP2 Bad scale factors Low excited states Oddities NaCN Is not linear FAQ Help Units Choose Units Energy Bond length Rotational Constant Moment of Inertia Dipole and Quadrupole Polarizability Explanations Hartree cm-1 Debye Credits Just show me Show me a calculated geometry Summary Using older interface Limit Basis sets Method options List Recent molecules Choose a few Molecules Number of atoms By heavy atoms Diatomics InChI Deuterated Dimers Geometry Point group Point group count Bonds types Isodesmic reactions Bad point group Multiple conformers, states Vibrations Big anharmonicity Energy Enthalpy at 0 Kelvin Similar molecules Similar Isomers Cis/trans Tautomers Multiple conformers, states Ions, Dipoles, etc. List Ions Ionization changes point group Dipole Quadrupole Polarizability Proton Affinities Index of CCCBDB Feedback Error form Wants
You are here: Calculated > Energy > Optimized > Energy

Number	Element	Mulliken
1	C	-0.501
2	C	0.202
3	C	-0.253
4	C	-0.009
5	C	-0.253
6	C	0.202
7	N	-0.134
8	O	-0.079
9	O	-0.079
10	H	0.197
11	H	0.171
12	H	0.168
13	H	0.171
14	H	0.197

<r²>	313.010
(<r²>)^1/2	17.692

All results from a given calculation for C6H5NO2 (Nitrobenzene)

using model chemistry: wB97X-D/cc-pVDZ

States and conformations

All results from a given calculation for C₆H₅NO₂ (Nitrobenzene)