4.Question: Consider the reactions of dilute hydrochloric acid with the following metals: Aluminium, Copper, Iron, Magnesium and Zinc. The correct observation is: (A) Most vigorous reaction with ...

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CBSE Class 10 Social Science Answer Key 2025: The Central Board of Secondary Education (CBSE) Class 10 Social Science answer key is available on various portals. The students can check and download ...