लिथियम तत्व के बारे में जानकारी (Information about Lithium element)


लिथियम तत्व के बारे में जानकारी (Information about Lithium element)

Lithium

• Atomic number → 3

• Atomic radius [pm] → 167

• Boiling point [°C] → 1347

• Covalent radius [pm] → 134

• Critical point [°C] → 2950

• Critical pressure [MPa] → 67

• Density [g/cm3] → 0.534

• Discovery → 1870

• Electrical conductivity [S m-1] → 1.17 • 107

• Electron configuration → 1s2 2s1

• Electronegativity → 1

• Element category → Alkali metals

• Group → I.A

• Hardness [Mohs scale] → 0.6

• Heat capacity [J K-1g-1] → 3.582

• Latin name → Lithium

• Melting point [°C] → 180.54

• Oxidation numbers → 1

• Period → 2

• Relative atomic mass → 6.941

• Shear modulus [GPa] → 4.2

• Stable isotopes → 2

• State → Solid

• Symbol → Li

• Thermal conductivity [W m-1K-1] → 84.7

• Unstable isotopes → 2

• Young's modulus [GPa] → 4.9


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