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	-266.823501
Energy at 298.15K	-266.832687
Nuclear repulsion energy	283.435686

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3557	3102	0.03
2	A₁	3482	3036	0.94
3	A₁	3403	2967	3.31
4	A₁	1727	1506	0.09
5	A₁	1694	1477	1.38
6	A₁	1413	1232	0.92
7	A₁	1214	1059	0.02
8	A₁	1030	898	1.17
9	A₁	1007	878	0.09
10	A₁	846	738	0.39
11	A₁	802	700	18.90
12	A₁	454	396	0.39
13	A₂	3526	3074	0.00
14	A₂	1469	1281	0.00
15	A₂	1382	1205	0.00
16	A₂	1240	1081	0.00
17	A₂	1029	897	0.00
18	A₂	990	863	0.00
19	A₂	762	664	0.00
20	A₂	474	413	0.00
21	B₁	3555	3100	0.00
22	B₁	3535	3082	6.17
23	B₁	1690	1473	1.57
24	B₁	1375	1199	2.41
25	B₁	1172	1022	0.58
26	B₁	1127	983	0.45
27	B₁	1022	891	0.01
28	B₁	737	643	11.54
29	B₁	516	450	1.75
30	B₂	3525	3074	8.45
31	B₂	3479	3033	5.00
32	B₂	1496	1304	3.43
33	B₂	1406	1226	0.02
34	B₂	1341	1169	0.02
35	B₂	1081	943	0.19
36	B₂	997	870	1.39
37	B₂	981	855	0.01
38	B₂	896	781	0.43
39	B₂	593	517	0.57

Atom	x (Å)	y (Å)	z (Å)
C1	0.000	0.000	1.376
C2	0.000	1.139	0.282
C3	0.000	-1.139	0.282
C4	1.256	0.678	-0.532
C5	1.256	-0.678	-0.532
C6	-1.256	0.678	-0.532
C7	-1.256	-0.678	-0.532
H8	-0.907	0.000	2.009
H9	0.907	0.000	2.009
H10	0.000	2.190	0.625
H11	0.000	-2.190	0.625
H12	1.955	1.359	-1.036
H13	1.955	-1.359	-1.036
H14	-1.955	1.359	-1.036
H15	-1.955	-1.359	-1.036

	C1	C2	C3	C4	C5	C6	C7	H8	H9	H10	H11	H12	H13	H14	H15
C1		1.5792	1.5792	2.3826	2.3826	2.3826	2.3826	1.1065	1.1065	2.3153	2.3153	3.3889	3.3889	3.3889	3.3889
C2	1.5792		2.2774	1.5661	2.3536	1.5661	2.3536	2.2592	2.2592	1.1059	3.3464	2.3676	3.4344	2.3676	3.4344
C3	1.5792	2.2774		2.3536	1.5661	2.3536	1.5661	2.2592	2.2592	3.3464	1.1059	3.4344	2.3676	3.4344	2.3676
C4	2.3826	1.5661	2.3536		1.3554	2.5126	2.8549	3.4054	2.6527	2.2810	3.3377	1.0981	2.2112	3.3209	3.8356
C5	2.3826	2.3536	1.5661	1.3554		2.8549	2.5126	3.4054	2.6527	3.3377	2.2810	2.2112	1.0981	3.8356	3.3209
C6	2.3826	1.5661	2.3536	2.5126	2.8549		1.3554	2.6527	3.4054	2.2810	3.3377	3.3209	3.8356	1.0981	2.2112
C7	2.3826	2.3536	1.5661	2.8549	2.5126	1.3554		2.6527	3.4054	3.3377	2.2810	3.8356	3.3209	2.2112	1.0981
H8	1.1065	2.2592	2.2592	3.4054	3.4054	2.6527	2.6527		1.8149	2.7453	2.7453	4.3944	4.3944	3.4951	3.4951
H9	1.1065	2.2592	2.2592	2.6527	2.6527	3.4054	3.4054	1.8149		2.7453	2.7453	3.4951	3.4951	4.3944	4.3944
H10	2.3153	1.1059	3.3464	2.2810	3.3377	2.2810	3.3377	2.7453	2.7453		4.3802	2.6962	4.3788	2.6962	4.3788
H11	2.3153	3.3464	1.1059	3.3377	2.2810	3.3377	2.2810	2.7453	2.7453	4.3802		4.3788	2.6962	4.3788	2.6962
H12	3.3889	2.3676	3.4344	1.0981	2.2112	3.3209	3.8356	4.3944	3.4951	2.6962	4.3788		2.7177	3.9093	4.7611
H13	3.3889	3.4344	2.3676	2.2112	1.0981	3.8356	3.3209	4.3944	3.4951	4.3788	2.6962	2.7177		4.7611	3.9093
H14	3.3889	2.3676	3.4344	3.3209	3.8356	1.0981	2.2112	3.4951	4.3944	2.6962	4.3788	3.9093	4.7611		2.7177
H15	3.3889	3.4344	2.3676	3.8356	3.3209	2.2112	1.0981	3.4951	4.3944	4.3788	2.6962	4.7611	3.9093	2.7177

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	C2	C4	98.490	C1	C2	C6	98.490
C1	C2	H10	118.078	C1	C3	C5	98.490
C1	C3	C7	98.490	C1	C3	H11	118.078
C2	C1	C3	92.287	C2	C1	H8	113.358
C2	C1	H9	113.358	C2	C4	C5	107.120
C2	C4	H12	124.476	C2	C6	C7	107.120
C2	C6	H14	124.476	C3	C1	H8	113.358
C3	C1	H9	113.358	C3	C5	C4	107.120
C3	C5	H13	124.476	C3	C7	C6	107.120
C3	C7	H15	124.476	C4	C2	C6	106.680
C4	C2	H10	116.164	C4	C5	H13	128.337
C5	C3	C7	106.680	C5	C3	H11	116.164
C5	C4	H12	128.337	C6	C2	H10	116.164
C6	C7	H15	128.337	C7	C3	H11	116.164
C7	C6	H14	128.337	H8	C1	H9	110.187

All results from a given calculation for C₇H₈ (Norbornadiene)

using model chemistry: MP2/STO-3G

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

All results from a given calculation for C7H8 (Norbornadiene)

using model chemistry: MP2/STO-3G

States and conformations

All results from a given calculation for C₇H₈ (Norbornadiene)