Input interpretation
![lithium (chemical element)](../image_source/31dbdbf6c8cd29b9fb8e741a509a95c8.png)
lithium (chemical element)
Periodic table location
![Periodic table location](../image_source/249801ab1054b6442aba25a50cdfc4ed.png)
Periodic table location
Image
![Image](../image_source/59f5b27aefcfc767cc35dab9a3e3874e.png)
Image
Basic elemental properties
![atomic symbol | Li atomic number | 3 short electronic configuration | [He]2s^1 Aufbau diagram | 2s block | s group | 1 period | 2 atomic mass | 6.94 u (unified atomic mass units)](../image_source/3896fba31b2115a6087f77d192e8a4cb.png)
atomic symbol | Li atomic number | 3 short electronic configuration | [He]2s^1 Aufbau diagram | 2s block | s group | 1 period | 2 atomic mass | 6.94 u (unified atomic mass units)
Thermodynamic properties
![phase at STP | solid melting point | 180.54 °C (rank: 80th) boiling point | 1342 °C (rank: 66th) critical temperature | 3223 K (rank: 1st) critical pressure | 67 MPa (rank: 2nd) molar heat of fusion | 3 kJ/mol (rank: 75th) molar heat of vaporization | 147 kJ/mol (rank: 61st) specific heat at STP | 3570 J/(kg K) (rank: 3rd) (properties at standard conditions)](../image_source/46c8ab510bf6c62114786fe070aed64b.png)
phase at STP | solid melting point | 180.54 °C (rank: 80th) boiling point | 1342 °C (rank: 66th) critical temperature | 3223 K (rank: 1st) critical pressure | 67 MPa (rank: 2nd) molar heat of fusion | 3 kJ/mol (rank: 75th) molar heat of vaporization | 147 kJ/mol (rank: 61st) specific heat at STP | 3570 J/(kg K) (rank: 3rd) (properties at standard conditions)
Material properties
![density | 0.535 g/cm^3 (rank: 85th) liquid density | 0.512 g/cm^3 molar volume | 13 cm^3/mol Mohs hardness | 0.6 (between talc and gypsum) bulk modulus | 11 GPa (rank: 57th) shear modulus | 4.2 GPa Young's modulus | 4.9 GPa (rank: 61st) ultimate tensile strength | 15 MPa (rank: 33rd) sound speed | 6000 m/s (rank: 5th) thermal expansion | 4.6×10^-5 K^(-1) (rank: 4th) thermal conductivity | 85 W/(m K) (rank: 23rd) (properties at standard conditions)](../image_source/cf1c63e374a2f3918807dba928b4fe6e.png)
density | 0.535 g/cm^3 (rank: 85th) liquid density | 0.512 g/cm^3 molar volume | 13 cm^3/mol Mohs hardness | 0.6 (between talc and gypsum) bulk modulus | 11 GPa (rank: 57th) shear modulus | 4.2 GPa Young's modulus | 4.9 GPa (rank: 61st) ultimate tensile strength | 15 MPa (rank: 33rd) sound speed | 6000 m/s (rank: 5th) thermal expansion | 4.6×10^-5 K^(-1) (rank: 4th) thermal conductivity | 85 W/(m K) (rank: 23rd) (properties at standard conditions)
Electromagnetic properties
![electrical type | conductor resistivity | 9.4×10^-8 Ω m (ohm meters) electrical conductivity | 1.1×10^7 S/m (siemens per meter) magnetic type | paramagnetic volume magnetic susceptibility | 1.37×10^-5 mass magnetic susceptibility | 2.56×10^-8 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | 1.78×10^-10 m^3/mol (cubic meters per mole) work function | 2.93 eV (Polycrystalline) threshold frequency | 7.085×10^14 Hz (hertz) color | (silver)](../image_source/3cdbe2c817d44fea39dc8e349704228f.png)
electrical type | conductor resistivity | 9.4×10^-8 Ω m (ohm meters) electrical conductivity | 1.1×10^7 S/m (siemens per meter) magnetic type | paramagnetic volume magnetic susceptibility | 1.37×10^-5 mass magnetic susceptibility | 2.56×10^-8 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | 1.78×10^-10 m^3/mol (cubic meters per mole) work function | 2.93 eV (Polycrystalline) threshold frequency | 7.085×10^14 Hz (hertz) color | (silver)
Reactivity
![valence | 1 electronegativity | 0.98 electron affinity | 59.6 kJ/mol (kilojoules per mole) first ionization energy | 520.2 kJ/mol (kilojoules per mole) ionization energies | 520.2 kJ/mol | 7298.1 kJ/mol | 11815 kJ/mol](../image_source/da4d2fe422ec0fec3c88ceadd29fd3b4.png)
valence | 1 electronegativity | 0.98 electron affinity | 59.6 kJ/mol (kilojoules per mole) first ionization energy | 520.2 kJ/mol (kilojoules per mole) ionization energies | 520.2 kJ/mol | 7298.1 kJ/mol | 11815 kJ/mol
![Reactivity](../image_source/d700c36e00d0f111fa229fca31fccc83.png)
Reactivity
Atomic properties
![term symbol | ^2S_(1/2) atomic radius | 145 pm covalent radius | 128 pm van der Waals radius | 182 pm (electronic ground state properties)](../image_source/5b6776b4880dcacebca224c14c59c183.png)
term symbol | ^2S_(1/2) atomic radius | 145 pm covalent radius | 128 pm van der Waals radius | 182 pm (electronic ground state properties)
![(neutral lithium atomic spectrum)](../image_source/5d596de7173552cff834beb587609e89.png)
(neutral lithium atomic spectrum)
Abundances
![universe abundance | 6×10^-7 mass% (rank: 44th) solar abundance | 6×10^-9 mass% (rank: 74th) meteorite abundance | 1.7×10^-4 mass% (rank: 35th) crust abundance | 0.0017 mass% (rank: 34th) ocean abundance | 1.8×10^-5 mass% (rank: 17th) human abundance | 3×10^-6 mass% (rank: 36th) universe molar abundance | 1×10^-7 mol% (rank: 27th) solar molar abundance | 9.9×10^-10 mol% (rank: 53rd) meteorite molar abundance | 4.6×10^-4 mol% (rank: 25th) ocean molar abundance | 1.6×10^-5 mol% (rank: 16th) crust molar abundance | 0.005 mol% (rank: 21st) human molar abundance | 2.7×10^-6 mol% (rank: 25th)](../image_source/dc67f282f2e876774261813b643003d3.png)
universe abundance | 6×10^-7 mass% (rank: 44th) solar abundance | 6×10^-9 mass% (rank: 74th) meteorite abundance | 1.7×10^-4 mass% (rank: 35th) crust abundance | 0.0017 mass% (rank: 34th) ocean abundance | 1.8×10^-5 mass% (rank: 17th) human abundance | 3×10^-6 mass% (rank: 36th) universe molar abundance | 1×10^-7 mol% (rank: 27th) solar molar abundance | 9.9×10^-10 mol% (rank: 53rd) meteorite molar abundance | 4.6×10^-4 mol% (rank: 25th) ocean molar abundance | 1.6×10^-5 mol% (rank: 16th) crust molar abundance | 0.005 mol% (rank: 21st) human molar abundance | 2.7×10^-6 mol% (rank: 25th)
Nuclear properties
![half-life | (stable) stable isotopes | Li-7 (92.41%) | Li-6 (7.59%) nuclear spin | Li-4: 2^- | Li-5: 3/2^- | Li-6: 1^+ | Li-7: 3/2^- | Li-8: 2^+ | Li-9: 3/2^- | Li-11: 3/2^- unstable isotopes | Li-8 (839.9 ms) | Li-9 (178.3 ms) | Li-11 (8.59 ms) | Li-12 (10 ns) | Li-10 (2 zs) | Li-5 (0.3 zs) | Li-4 (0.0757 zs) neutron cross-section | 71 b](../image_source/69d8013753dad34089b18e8cf90a41d0.png)
half-life | (stable) stable isotopes | Li-7 (92.41%) | Li-6 (7.59%) nuclear spin | Li-4: 2^- | Li-5: 3/2^- | Li-6: 1^+ | Li-7: 3/2^- | Li-8: 2^+ | Li-9: 3/2^- | Li-11: 3/2^- unstable isotopes | Li-8 (839.9 ms) | Li-9 (178.3 ms) | Li-11 (8.59 ms) | Li-12 (10 ns) | Li-10 (2 zs) | Li-5 (0.3 zs) | Li-4 (0.0757 zs) neutron cross-section | 71 b
Identifiers
![CAS number | 7439-93-2 PubChem CID number | 3028194](../image_source/c0defa3b24335333f98a13a40750a907.png)
CAS number | 7439-93-2 PubChem CID number | 3028194