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In the reaction of copper oxide with hydrochloric acid, the solution turns:
Brown due to hydrogen gas
Blue-green due to copper(II) chloride
Colourless due to water formation
Red due to oxygen evolution
Blue-green due to copper(II) chloride
Practice and solve "In the reaction of copper oxide with hydrochloric acid, the solution turns:..." for General Science - Previous Year Paper 2026. The correct answer is Option B: Blue-green due to copper(II) chloride. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "In the reaction of copper oxide with hydrochloric acid, the solution turns:..." for General Science - Previous Year Paper 2026. The correct answer is Option B: Blue-green due to copper(II) chloride. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.