Question
Download Solution PDFWhen water is added to anhydrous white copper sulphate, the color will change to:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is Blue.
Key Points
- Anhydrous copper sulphate is white in color.
- When water is added to anhydrous copper sulphate, it forms hydrated copper sulphate.
- Hydrated copper sulphate is blue in color.
- This color change is due to the formation of the complex ion [Cu(H₂O)₄]²⁺.
- The reaction can be represented as: CuSO₄ (white) + 5H₂O → CuSO₄·5H₂O (blue).
Additional Information
- Hydration: The process of combining a substance with water.
- Anhydrous Substance: A substance that does not contain water.
- Chemical Reaction: A process that leads to the transformation of one set of chemical substances to another.
- Complex Ion: A structure consisting of a central metal atom bonded to surrounding molecules or ions.
- Copper Sulphate: A chemical compound with the formula CuSO₄, commonly used in agriculture and chemistry.
Last updated on Jun 9, 2025
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