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	-234.019459
Energy at 298.15K	-234.029239
HF Energy	-233.011443
Nuclear repulsion energy	212.312300

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A	3275	3102	6.12
2	A	3192	3024	0.54
3	A	3179	3012	26.37
4	A	3133	2968	22.65
5	A	3064	2903	5.74
6	A	1730	1639	3.94
7	A	1512	1433	2.76
8	A	1478	1400	2.69
9	A	1396	1323	0.33
10	A	1341	1271	0.86
11	A	1263	1196	0.06
12	A	1104	1046	0.17
13	A	1068	1011	1.54
14	A	1045	990	7.06
15	A	964	913	1.01
16	A	957	906	12.91
17	A	792	750	0.36
18	A	642	608	5.43
19	A	417	396	0.01
20	A	354	335	0.03
21	A	98	93	0.01
22	A	75	71	0.02
23	B	3275	3102	20.38
24	B	3192	3024	7.77
25	B	3179	3012	7.89
26	B	3115	2951	3.48
27	B	3068	2907	34.49
28	B	1733	1642	9.37
29	B	1527	1447	5.39
30	B	1478	1400	0.17
31	B	1348	1277	0.49
32	B	1331	1261	0.07
33	B	1290	1222	4.63
34	B	1198	1135	1.26
35	B	1048	993	18.60
36	B	975	924	2.29
37	B	958	907	50.01
38	B	948	898	0.87
39	B	669	634	13.75
40	B	436	413	1.81
41	B	217	206	0.18
42	B	111	105	0.10

Atom	x (Å)	y (Å)	z (Å)
C1	-0.425	0.642	-0.305
C2	0.425	-0.642	-0.305
C3	0.425	1.882	-0.341
C4	-0.425	-1.882	-0.341
C5	0.445	2.819	0.608
C6	-0.445	-2.819	0.608
H7	-1.088	0.625	-1.178
H8	-1.067	0.654	0.582
H9	1.088	-0.625	-1.178
H10	1.067	-0.654	0.582
H11	1.073	1.990	-1.209
H12	-1.073	-1.990	-1.209
H13	1.086	3.690	0.536
H14	-0.183	2.746	1.490
H15	-1.086	-3.690	0.536
H16	0.183	-2.746	1.490

	C1	C2	C3	C4	C5	C6	H7	H8	H9	H10	H11	H12	H13	H14	H15	H16
C1		1.5397	1.5039	2.5241	2.5158	3.5790	1.0972	1.0944	2.1585	2.1659	2.2085	2.8571	3.5040	2.7760	4.4616	3.8818
C2	1.5397		2.5241	1.5039	3.5790	2.5158	2.1585	2.1659	1.0972	1.0944	2.8571	2.2085	4.4616	3.8818	3.5040	2.7760
C3	1.5039	2.5241		3.8587	1.3335	4.8738	2.1382	2.1410	2.7254	2.7739	1.0885	4.2412	2.1150	2.1136	5.8390	4.9828
C4	2.5241	1.5039	3.8587		4.8738	1.3335	2.7254	2.7739	2.1382	2.1410	4.2412	1.0885	5.8390	4.9828	2.1150	2.1136
C5	2.5158	3.5790	1.3335	4.8738		5.7073	3.2180	2.6406	3.9327	3.5282	2.0933	5.3598	1.0835	1.0851	6.6864	5.6403
C6	3.5790	2.5158	4.8738	1.3335	5.7073		3.9327	3.5282	3.2180	2.6406	5.3598	2.0933	6.6864	5.6403	1.0835	1.0851
H7	1.0972	2.1585	2.1382	2.7254	3.2180	3.9327		1.7604	2.5102	3.0627	2.5561	2.6152	4.1301	3.5266	4.6430	4.4835
H8	1.0944	2.1659	2.1410	2.7739	2.6406	3.5282	1.7604		3.0627	2.5032	3.0932	3.1931	3.7216	2.4458	4.3441	3.7349
H9	2.1585	1.0972	2.7254	2.1382	3.9327	3.2180	2.5102	3.0627		1.7604	2.6152	2.5561	4.6430	4.4835	4.1301	3.5266
H10	2.1659	1.0944	2.7739	2.1410	3.5282	2.6406	3.0627	2.5032	1.7604		3.1931	3.0932	4.3441	3.7349	3.7216	2.4458
H11	2.2085	2.8571	1.0885	4.2412	2.0933	5.3598	2.5561	3.0932	2.6152	3.1931		4.5212	2.4361	3.0711	6.3214	5.5229
H12	2.8571	2.2085	4.2412	1.0885	5.3598	2.0933	2.6152	3.1931	2.5561	3.0932	4.5212		6.3214	5.5229	2.4361	3.0711
H13	3.5040	4.4616	2.1150	5.8390	1.0835	6.6864	4.1301	3.7216	4.6430	4.3441	2.4361	6.3214		1.8466	7.6922	6.5683
H14	2.7760	3.8818	2.1136	4.9828	1.0851	5.6403	3.5266	2.4458	4.4835	3.7349	3.0711	5.5229	1.8466		6.5683	5.5044
H15	4.4616	3.5040	5.8390	2.1150	6.6864	1.0835	4.6430	4.3441	4.1301	3.7216	6.3214	2.4361	7.6922	6.5683		1.8466
H16	3.8818	2.7760	4.9828	2.1136	5.6403	1.0851	4.4835	3.7349	3.5266	2.4458	5.5229	3.0711	6.5683	5.5044	1.8466

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	C2	C4	112.055	C1	C2	H9	108.725
C1	C2	H10	109.465	C1	C3	C5	124.803
C1	C3	H11	115.924	C2	C1	C3	112.055
C2	C1	H7	108.725	C2	C1	H8	109.465
C2	C4	C6	124.803	C2	C4	H12	115.924
C3	C1	H7	109.586	C3	C1	H8	109.983
C3	C5	H13	121.759	C3	C5	H14	121.488
C4	C2	H9	109.586	C4	C2	H10	109.983
C4	C6	H15	121.759	C4	C6	H16	121.488
C5	C3	H11	119.266	C6	C4	H12	119.266
H7	C1	H8	106.883	H9	C2	H10	106.883
H13	C5	H14	116.753	H15	C6	H16	116.753

All results from a given calculation for C₆H₁₀ (1,5-Hexadiene)

using model chemistry: QCISD/6-31G(2df,p)

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 C6H10 (1,5-Hexadiene)

using model chemistry: QCISD/6-31G(2df,p)

States and conformations

All results from a given calculation for C₆H₁₀ (1,5-Hexadiene)