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Question
When CuSO4 solution in water is treated with concentrated HCl it turns _______.
Options
violet
yellow
purple
green
MCQ
Solution
When CuSO4 solution in water is treated with concentrated HCl it turns yellow.
Explanation:
CuSO4 solution in water is treated with conc.HCl, which causes the deep blue solution to become yellow-green as copper chloride complex forms.
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The pH Scale
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