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Why the blue color of copper sulfate solution in water changes to yellow when treated with concentrated hydrochloric acid?

Harshit Singh , 3 Years ago
Grade 12th pass
anser 1 Answers
Yash Patari

Last Activity: 3 Years ago

Dear student
When concentrated hydrochloric acid is added to a very dilute solution of copper sulfate, the pale blue solution slowly turns yellow-green due to the formation of a copper chloride complex.
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