Inorganic Crystals: Copper Sulfate Pentahydrate

  • puthaga solai

Structure

Triclinic (pentahydrate), space group P-1,

a = 0.5986 nm,

b = 0.6141 nm,

c = 1.0736 nm,

α = 77.333°,

β = 82.267°,

γ = 72.567°

 

Properties
CuSO4·5H2O (pentahydrate)
Molar mass 249.685 g/mol (pentahydrate)
Appearance blue (pentahydrate)
Density 2.286 g/cm3 (pentahydrate)
Melting point 110 °C (230 °F; 383 K) decomposes (·5H2O)
<560 °C decomposes
1.055 molal (10 °C)
1.26 molal (20 °C)
1.502 molal (30 °C)[2]
Solubility pentahydrate
soluble in methanol
10.4 g/L (18 °C)
insoluble in ethanol, insoluble in acetone

License

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