Physics, asked by UnknownCrasher7294, 1 year ago

Why cuso4 appears blue in tetraamminecopper-iisulphate-iwater?

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Answered by anmolaggarwal357

Anhydrous copper sulfate (CuSO4) is white, which means that it does not absorb light in the visible region of the spectrum. The hydrated copper sulfate (CuSO4 - 5H2O) is blue. ... The oxygen of each water molecule shares one pair of electrons with the central copper ion.

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