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Protactinium ☢
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Yttrium
Zinc
Zirconium
Protactinium -
91
Pa
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๐
โธโธ
๐ฌ๐ง Protactinium
๐บ๐ฆ ะัะพัะฐะบัะธะฝัะน
๐จ๐ณ ้ท
๐ณ๐ฑ Protactinium
๐ซ๐ท Protactinium
๐ฉ๐ช Protactinium
๐ฎ๐ฑ ืคืจืืืงืืื ืืื
๐ฎ๐น Protoattinio
๐ฏ๐ต ใใญใใขใฏใใใฆใ
๐ต๐น Protactínio
๐ช๐ธ Protactinio
๐ธ๐ช Protaktinium
๐ท๐บ ะัะพัะฐะบัะธะฝะธะน
Protactinium -
91
Pa: index
โธโธ Pa Essentials
Physical properties
Electron shell data
Atom sizes
Electronegativity
Isotopes and NMR
Crystal structure
Thermochemistry
History
Uses
Geology
Biology
Binary compounds
Compound properties
Element reactions
List all Pa properties
This table has links to all the properties of protactinium included within WebElements. Follow the "Link to definition of property" or "Link to data for property" of the element protactinium.
Link to definition of property
Link to protactinium data for property
Abundances of the elements
protactinium
Abundance in carbonaceous meteorites (by weight)
protactinium
Abundance in carbonaceous meteorites (by atoms)
protactinium
Abundance in Earth's crust (by weight)
protactinium
Abundance in Earth's crust (by atoms)
protactinium
Abundance in iron meteorites (by weight)
protactinium
Abundance in iron meteorites (by atoms)
protactinium
Abundance in oceans (by weight)
protactinium
Abundance in oceans (by atoms)
protactinium
Abundance in stream water (by weight)
protactinium
Abundance in stream water (by atoms)
protactinium
Abundance in the sun (by weight)
protactinium
Abundance in the sun (by atoms)
protactinium
Abundance in the universe (by weight)
protactinium
Abundance in the universe (by atoms)
protactinium
Abundances in humans (by weight)
protactinium
Abundances in humans (by atoms)
protactinium
Atomic radii (Clementi)
protactinium
Atomc radii (calculated)
protactinium
Atomic radius (empirical)
protactinium
Atomic number
protactinium
Atomic spectra
protactinium
Biology
protactinium
Block in periodic table
protactinium
Boiling point
protactinium
Boiling point of highest fluoride
protactinium
Boiling point of hydride
protactinium
Bond enthalpy (single bond)
protactinium
Bond enthalpy of diatomic M-Al molecules
protactinium
Bond enthalpy of diatomic M-Ar molecules
protactinium
Bond enthalpy of diatomic M-As molecules
protactinium
Bond enthalpy of diatomic M-B molecules
protactinium
Bond enthalpy of diatomic M-Ba molecules
protactinium
Bond enthalpy of diatomic M-Be molecules
protactinium
Bond enthalpy of diatomic M-Bi molecules
protactinium
Bond enthalpy of diatomic M-Br molecules
protactinium
Bond enthalpy of diatomic M-C molecules
protactinium
Bond enthalpy of diatomic M-Ca molecules
protactinium
Bond enthalpy of diatomic M-Cl molecules
protactinium
Bond enthalpy of diatomic M-Cs molecules
protactinium
Bond enthalpy of diatomic M-F molecules
protactinium
Bond enthalpy of diatomic M-Fr molecules
protactinium
Bond enthalpy of diatomic M-Ga molecules
protactinium
Bond enthalpy of diatomic M-Ge molecules
protactinium
Bond enthalpy of diatomic M-H molecules
protactinium
Bond enthalpy of diatomic M-He molecules
protactinium
Bond enthalpy of diatomic M-I molecules
protactinium
Bond enthalpy of diatomic M-In molecules
protactinium
Bond enthalpy of diatomic M-K molecules
protactinium
Bond enthalpy of diatomic M-Kr molecules
protactinium
Bond enthalpy of diatomic M-Li molecules
protactinium
Bond enthalpy of diatomic M-Mg molecules
protactinium
Bond enthalpy of diatomic M-N molecules
protactinium
Bond enthalpy of diatomic M-Na molecules
protactinium
Bond enthalpy of diatomic M-Ne molecules
protactinium
Bond enthalpy of diatomic M-O molecules
protactinium
Bond enthalpy of diatomic M-P molecules
protactinium
Bond enthalpy of diatomic M-Pb molecules
protactinium
Bond enthalpy of diatomic M-Ra molecules
protactinium
Bond enthalpy of diatomic M-Rb molecules
protactinium
Bond enthalpy of diatomic M-Rn molecules
protactinium
Bond enthalpy of diatomic M-S molecules
protactinium
Bond enthalpy of diatomic M-Sb molecules
protactinium
Bond enthalpy of diatomic M-Se molecules
protactinium
Bond enthalpy of diatomic M-Si molecules
protactinium
Bond enthalpy of diatomic M-Sn molecules
protactinium
Bond enthalpy of diatomic M-Sr molecules
protactinium
Bond enthalpy of diatomic M-Te molecules
protactinium
Bond enthalpy of diatomic M-Tl molecules
protactinium
Bond enthalpy of diatomic M-Xe molecules
protactinium
Bond enthalpy of diatomic molecules
protactinium
Bond enthalpy of homodinuclear molecules
protactinium
Bond length in element
protactinium
Bulk modulus
protactinium
CAS Registry number
protactinium
Chemistry
protactinium
Classification
protactinium
Colour
protactinium
Common oxidation numbers
protactinium
compounds
protactinium
contents
protactinium
Covalent radius
protactinium
covalent radii revisited (2008 values)
protactinium
Covalent radii (molecular single bond)
protactinium
Covalent radii (molecular double bond)
protactinium
Covalent radii (molecular triple bond)
protactinium
Critical temperature
protactinium
Crystal structure
protactinium
Density of solid
protactinium
Description
protactinium
Discovery
protactinium
Discovery
protactinium
Discovery
protactinium
Effective nuclear charge (Clementi)
protactinium
Effective nuclear charge (Clementi) - 1s
protactinium
Effective nuclear charge (Clementi) - 2p
protactinium
Effective nuclear charge (Clementi) - 2s
protactinium
Effective nuclear charge (Clementi) - 3d
protactinium
Effective nuclear charge (Clementi) - 3p
protactinium
Effective nuclear charge (Clementi) - 3s
protactinium
Effective nuclear charge (Clementi) - 4d
protactinium
Effective nuclear charge (Clementi) - 4f
protactinium
Effective nuclear charge (Clementi) - 4p
protactinium
Effective nuclear charge (Clementi) - 4s
protactinium
Effective nuclear charge (Clementi) - 5d
protactinium
Effective nuclear charge (Clementi) - 5p
protactinium
Effective nuclear charge (Clementi) - 5s
protactinium
Effective nuclear charge (Clementi) - 6p
protactinium
Effective nuclear charge (Clementi) - 6s
protactinium
Electrical resistivity
protactinium
Electron affinity
protactinium
Electron binding energies
protactinium
Electron binding energies (K)
protactinium
Electron binding energies (L-I)
protactinium
Electron binding energies (L-II)
protactinium
Electron binding energies (L-III)
protactinium
Electron binding energies (M-I)
protactinium
Electron binding energies (M-II)
protactinium
Electron binding energies (M-III)
protactinium
Electron binding energies (M-IV)
protactinium
Electron binding energies (M-V)
protactinium
Electron binding energies (N-I)
protactinium
Electron binding energies (N-II)
protactinium
Electron binding energies (N-III)
protactinium
Electron binding energies (N-IV)
protactinium
Electron binding energies (N-V)
protactinium
Electron binding energies (N-VI)
protactinium
Electron binding energies (N-VII)
protactinium
Electron binding energies (O-I)
protactinium
Electron binding energies (O-II)
protactinium
Electron binding energies (O-III)
protactinium
Electron binding energies (O-IV)
protactinium
Electron binding energies (O-V)
protactinium
Electron binding energies (P-I)
protactinium
Electron binding energies (P-II)
protactinium
Electron binding energies (P-III)
protactinium
Electron shell structure
protactinium
electronegativity
protactinium
Electronegativity (Allen)
protactinium
Electronegativity (Allred-Rochow)
protactinium
Electronegativity (Mulliken-Jaffe - s)
protactinium
Electronegativity (Mulliken-Jaffe - sp)
protactinium
Electronegativity (Mulliken-Jaffe -sp2)
protactinium
Electronegativity (Mulliken-Jaffe -sp3)
protactinium
Electronegativity (Mulliken-Jaffe)
protactinium
Electronegativity (Mulliken-Jaffe) p-orbital
protactinium
Electronegativity (Pauling)
protactinium
Electronegativity (Sanderson)
protactinium
Electronic configuration
protactinium
Element names and symbols
protactinium
Element popularity
protactinium
Enthalpy of atomization
protactinium
Enthalpy of fusion
protactinium
Enthalpy of vaporization
protactinium
Geology
protactinium
Group Name
protactinium
Group numbers
protactinium
Hardness - Brinell
protactinium
Hardness - Mineralogical
protactinium
Hardness - Vickers
protactinium
Health hazards
protactinium
History of the element
protactinium
Hydration enthalpy for metal ion M[I]
protactinium
Hydration enthalpy for metal ion M[II]
protactinium
Hydration enthalpy for metal ion M[III]
protactinium
Hydration enthalpy for metal ion M[IV]
protactinium
Hydrolysis constant of hydrated metal ion M(I)
protactinium
Hydrolysis constant of hydrated metal ion M(II)
protactinium
Hydrolysis constant of hydrated metal ion M(III)
protactinium
Hydrolysis constant of hydrated metal ion M(IV)
protactinium
Ionic radii (Shannon)
protactinium
Ionic radii (Shannon) for 8-coordinate M(-I) ion
protactinium
Ionic radii (Shannon) for 8-coordinate M(-II) ion
protactinium
Ionic radii (Shannon) for 8-coordinate M(I) ion
protactinium
Ionic radii (Shannon) for 8-coordinate M(II) ion
protactinium
Ionic radii (Shannon) for 8-coordinate M(III) ion
protactinium
Ionic radii (Shannon) for 8-coordinate M(IV) ion
protactinium
Ionic radii (Shannon) for 8-coordinate M(V) ion
protactinium
Ionic radii (Shannon) for 8-coordinate M(VI) ion
protactinium
Ionic radii (Shannon) for octahedral M(-III) ion
protactinium
Ionic radii (Shannon) for octahedral M(-II) ion
protactinium
Ionic radii (Shannon) for octahedral M(-I) ion
protactinium
Ionic radii (Shannon) for octahedral M(I) ion
protactinium
Ionic radii (Shannon): low spin octahedral M(II) ion
protactinium
Ionic radii (Shannon): high spin octahedral M(II) ion
protactinium
Ionic radii (Shannon): low spin octahedral M(III) ion
protactinium
Ionic radii (Shannon): high spin octahedral M(III) ion
protactinium
Ionic radii (Shannon): low spin octahedral M(IV) ion
protactinium
Ionic radii (Shannon): high spin octahedral M(IV) ion
protactinium
Ionic radii (Shannon) for octahedral M(V) ion
protactinium
Ionic radii (Shannon) for octahedral M(VI) ion
protactinium
Ionic radii (Shannon) for octahedral M(VII) ion
protactinium
Ionic radii (Shannon) for octahedral M(VIII) ion
protactinium
Ionic radii (Shannon) for square planar M(I) ion
protactinium
Ionic radii (Shannon) for square planar M(II) ion
protactinium
Ionic radii (Shannon) for square planar M(III) ion
protactinium
Ionic radii (Shannon) for tetrahedral M(-III) ion
protactinium
Ionic radii (Shannon) for tetrahedral M(-I) ion
protactinium
Ionic radii (Shannon) for tetrahedral M(-II) ion
protactinium
Ionic radii (Shannon) for tetrahedral M(I) ion
protactinium
Ionic radii (Shannon) for tetrahedral M(II) ion
protactinium
Ionic radii (Shannon) for tetrahedral M(III) ion
protactinium
Ionic radii (Shannon) for tetrahedral M(IV) ion
protactinium
Ionic radii (Shannon) for tetrahedral M(V) ion
protactinium
Ionic radii (Shannon) for tetrahedral M(VI) ion
protactinium
Ionic radii (Shannon) for tetrahedral M(VII) ion
protactinium
Ionic radii (Shannon) for tetrahedral M(VIII) ion
protactinium
Ionic radius (Pauling)
protactinium
Ionic radius (Pauling) for M(-IV) ion
protactinium
Ionic radius (Pauling) for M(-III) ion
protactinium
Ionic radius (Pauling) for M(-II) ion
protactinium
Ionic radius (Pauling) for M(-I) ion
protactinium
Ionic radius (Pauling) for M(I) ion
protactinium
Ionic radius (Pauling) for M(II) ion
protactinium
Ionic radius (Pauling) for M(III) ion
protactinium
Ionic radius (Pauling) for M(IV) ion
protactinium
Ionic radius (Pauling) for M(V) ion
protactinium
Ionic radius (Pauling) for M(VI) ion
protactinium
Ionic radius (Pauling) for M(VII) ion
protactinium
Ionization energies
protactinium
Ionization energy: 1st
protactinium
Ionization energy: 2nd
protactinium
Ionization energy: 3rd
protactinium
Ionization energy: 4th
protactinium
Ionization energy: 5th
protactinium
Ionization energy: 6th
protactinium
Ionization energy: 7th
protactinium
Ionization energy: 8th
protactinium
Ionization energy: 9th
protactinium
Ionization energy: 10th
protactinium
Ionization energy: 11th
protactinium
Ionization energy: 12th
protactinium
Ionization energy: 13th
protactinium
Ionization energy: 14th
protactinium
Ionization energy: 15th
protactinium
Ionization energy: 16th
protactinium
Ionization energy: 17th
protactinium
Ionization energy: 18th
protactinium
Ionization energy: 19th
protactinium
Ionization energy: 20th
protactinium
Ionization energy: 21st
protactinium
Isolation
protactinium
Isotopes
protactinium
Lattice energies
protactinium
Lattice energies (calculated) for MH
protactinium
Lattice energies (calculated) for MH
2
protactinium
Lattice energies (calculated) for MH
3
protactinium
Lattice energies (calculated) for MH
4
protactinium
Lattice energies (calculated) for MF
protactinium
Lattice energies (calculated) for MF
2
protactinium
Lattice energies (calculated) for MF
3
protactinium
Lattice energies (calculated) for MF
4
protactinium
Lattice energies (calculated) for MCl
protactinium
Lattice energies (calculated) for MCl
2
protactinium
Lattice energies (calculated) for MCl
3
protactinium
Lattice energies (calculated) for MCl
4
protactinium
Lattice energies (calculated) for MBr
protactinium
Lattice energies (calculated) for MBr
2
protactinium
Lattice energies (calculated) for MBr
3
protactinium
Lattice energies (calculated) for MBr
4
protactinium
Lattice energies (calculated) for MI
protactinium
Lattice energies (calculated) for MI
2
protactinium
Lattice energies (calculated) for MI
3
protactinium
Lattice energies (calculated) for MI
4
protactinium
Lattice energies (calculated) for M
2
O
protactinium
Lattice energies (calculated) for MO
protactinium
Lattice energies (calculated) for M
2
O
2
protactinium
Lattice energies (calculated) for M
2
O
3
protactinium
Lattice energies (calculated) for MO
2
protactinium
Lattice energies (calculated) for MO
3
protactinium
Lattice energies (thermochemical cycle) for MH
protactinium
Lattice energies (thermochemical cycle) for MH
2
protactinium
Lattice energies (thermochemical cycle) for MH
3
protactinium
Lattice energies (thermochemical cycle) for MH
4
protactinium
Lattice energies (thermochemical cycle) for MF
protactinium
Lattice energies (thermochemical cycle) for MF
2
protactinium
Lattice energies (thermochemical cycle) for MF
3
protactinium
Lattice energies (thermochemical cycle) for MF
4
protactinium
Lattice energies (thermochemical cycle) for MCl
protactinium
Lattice energies (thermochemical cycle) for MCl
2
protactinium
Lattice energies (thermochemical cycle) for MCl
3
protactinium
Lattice energies (thermochemical cycle) for MCl
4
protactinium
Lattice energies (thermochemical cycle) for MBr
protactinium
Lattice energies (thermochemical cycle) for MBr
2
protactinium
Lattice energies (thermochemical cycle) for MBr
3
protactinium
Lattice energies (thermochemical cycle) for MBr
4
protactinium
Lattice energies (thermochemical cycle) for MI
protactinium
Lattice energies (thermochemical cycle) for MI
2
protactinium
Lattice energies (thermochemical cycle) for MI
3
protactinium
Lattice energies (thermochemical cycle) for MI
4
protactinium
Lattice energies (thermochemical cycle) for M
2
O
protactinium
Lattice energies (thermochemical cycle) for MO
protactinium
Lattice energies (thermochemical cycle) for M
2
O
2
protactinium
Lattice energies (thermochemical cycle) for M
2
O
3
protactinium
Lattice energies (thermochemical cycle) for MO
2
protactinium
Lattice energies (thermochemical cycle) for MO
3
protactinium
Linear expansion coefficient
protactinium
Liquid Range
protactinium
Meaning of name
protactinium
Melting point
protactinium
Melting point of the highest fluoride
protactinium
Melting point of the hydride
protactinium
Menu to displays of periodic properties
protactinium
Molar volume
protactinium
NMR data
protactinium
Orbital properties
protactinium
Period numbers
protactinium
Poisson's ratio
protactinium
Properties of some compounds
protactinium
Radius - metallic (12)
protactinium
Reactions of the elements
protactinium
Reduction potential of hydrated M(I) ions
protactinium
Reduction potential of hydrated M(II) ions
protactinium
Reduction potential of hydrated M(III) ions
protactinium
Reduction potential of hydrated M(IV) ions
protactinium
Reflectivity
protactinium
Refractive index
protactinium
Rigidity modulus
protactinium
Single bond enthalpy in highest bromide
protactinium
Single bond enthalpy in highest chloride
protactinium
Single bond enthalpy in highest fluoride
protactinium
Single bond enthalpy in highest iodide
protactinium
Standard atomic weights
protactinium
standard reduction potentials
protactinium
Standard state
protactinium
Superconductivity temperature
protactinium
Term symbol
protactinium
Thermal conductivity
protactinium
thermochemistry
protactinium
Thermodynamic properties
protactinium
Total mass in 70 kg human
protactinium
Uses
protactinium
valence orbital R(max)
protactinium
valence s-orbital R(max)
protactinium
valence p-orbital R(max)
protactinium
valence d-orbital R(max)
protactinium
valence f-orbital R(max)
protactinium
valence s-orbital R(max)
protactinium
valence p-orbital R(max)
protactinium
valence d-orbital R(max)
protactinium
valence f-orbital R(max)
protactinium
Van der Waals radius
protactinium
Velocity of sound
protactinium
X-ray mass absorption coefficients
protactinium
X-ray mass absorption coefficients (Ag-Kα)
protactinium
X-ray mass absorption coefficients (Co-Kα)
protactinium
X-ray mass absorption coefficients (Cr-Kα)
protactinium
X-ray mass absorption coefficients (Cu-Kα)
protactinium
X-ray mass absorption coefficients (Fe-Kα)
protactinium
X-ray mass absorption coefficients (Mo-Kα)
protactinium
X-ray mass absorption coefficients (Ni-Kα)
protactinium
X-ray mass absorption coefficients (W-Lα)
protactinium
Young's modulus
protactinium