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E is an element that's ore is rich in E2O3. E2O3 is not affected by water. It forms two chlorides, ECl2 and ECl3 The element E is 

A. copper B. zinc C. aluminium D. iron

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The metallic oxide of the form E2O3 is Iron [III] Oxide. Iron reacts with chlorine to form different Iron [II] Chloride and Iron [III] Chloride. The ore of Iron that is Fe2O3 Haematite does not react with water.

So the correct answer is d

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