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Anodising is a process used to improve the appearance and durability of aluminium articles. Which of the following statements best explains the principle behind anodising?
Aluminium is coated with zinc to prevent rusting.
Aluminium is made the cathode in electrolysis to reduce oxide layer.
Aluminium is dipped in alkali to increase its reactivity.
Aluminium is made the anode and oxidised to form a thicker protective oxide layer.
Aluminium is made the anode and oxidised to form a thicker protective oxide layer.
Practice and solve "Anodising is a process used to improve the appearance and durability of aluminium articles. Which of..." for General Science - Previous Year Paper 2026. The correct answer is Option D: Aluminium is made the anode and oxidised to form a thicker protective oxide layer.. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "Anodising is a process used to improve the appearance and durability of aluminium articles. Which of..." for General Science - Previous Year Paper 2026. The correct answer is Option D: Aluminium is made the anode and oxidised to form a thicker protective oxide layer.. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.