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Physical and Chemical Changes — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7SciencePhysical and Chemical Changes1 Mark
Question
Write the chemical formula of blue vitriol.
✓

Answer

Crystals of copper sulphate pent hydrate $\left(\mathrm{CuSO}_4 \cdot 5 \mathrm{H}_2 \mathrm{O}\right)$ are blue in colour. So, it is commonly known as blue vitriol.

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