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11. The element which forms a basic oxide has the atomic number ofA) 19B) 17C) 14D) 18​

Answer»

Explanation:

The atomic number of an element which forms basic OXIDE is 19. The element is potassium. K2O is basic in NATURE and KOH is a strong base. Potassium is an alkali metal and all alkali metal oxides are basic in nature.

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