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	hartrees
Energy at 0K	-513.464414
Energy at 298.15K	-513.464736
HF Energy	-513.464414
Nuclear repulsion energy	282.938924

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	1589	1533	0.00
2	A₁	732	706	0.00
3	A₁	388	374	0.00
4	B₁	153	148	0.00
5	B₂	2153	2077	1038.96
6	B₂	1041	1004	558.47
7	B₂	572	552	20.43
8	E	1237	1194	284.04
8	E	1237	1194	284.04
9	E	637	614	16.95
9	E	637	614	16.95
10	E	548	529	1.29
10	E	548	529	1.29
11	E	79	76	0.00
11	E	79	76	0.00

Atom	x (Å)	y (Å)	z (Å)
C1	0.000	0.000	0.000
C2	0.000	0.000	1.300
C3	0.000	0.000	-1.300
F4	0.000	1.079	2.067
F5	0.000	-1.079	2.067
F6	1.079	0.000	-2.067
F7	-1.079	0.000	-2.067

	C1	C2	C3	F4	F5	F6	F7
C1		1.3003	1.3003	2.3318	2.3318	2.3318	2.3318
C2	1.3003		2.6005	1.3238	1.3238	3.5360	3.5360
C3	1.3003	2.6005		3.5360	3.5360	1.3238	1.3238
F4	2.3318	1.3238	3.5360		2.1584	4.4067	4.4067
F5	2.3318	1.3238	3.5360	2.1584		4.4067	4.4067
F6	2.3318	3.5360	1.3238	4.4067	4.4067		2.1584
F7	2.3318	3.5360	1.3238	4.4067	4.4067	2.1584

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	C2	F4	125.393	C1	C2	F5	125.393
C1	C3	F6	125.393	C1	C3	F7	125.393
C2	C1	C3	180.000	F4	C2	F5	109.213
F6	C3	F7	109.213

All results from a given calculation for F₂CCCF₂ (tetrafluoroallene)

using model chemistry: B3PW91/aug-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. 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Number	Element	Mulliken
1	C	-0.839
2	C	1.250
3	C	1.250
4	F	-0.415
5	F	-0.415
6	F	-0.415
7	F	-0.415

<r²>	239.109
(<r²>)^1/2	15.463

All results from a given calculation for F2CCCF2 (tetrafluoroallene)

using model chemistry: B3PW91/aug-cc-pVDZ

States and conformations

All results from a given calculation for F₂CCCF₂ (tetrafluoroallene)