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Properties of substance:

calcium dichromate - water (2/9)

Group of substances:

inorganic

Physical appearance:

orange-red crystals

Empirical formula (Hill's system for organic substances):

H18Ca2Cr4O23

Structural formula as text:

2CaCr2O7 * 9H2O

Decomposition temperature (°C):

105-125

Solubility (g/100 g of solvent):

carbon tetrachloride: insoluble [Ref.]
diethyl ether: insoluble [Ref.]

Density:

2.136 (30°C, d4)

References:

  1. Journal of the American Chemical Society. - 1950. - Vol. 72, No. 8. - pp. 3353-3356 [DOI: 10.1021/ja01164a007]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru