Which one of the following metals does not react with cold as well as hot water?
  1. Na
  2. Ca
  3. Mg
  4. Fe

AcademicChemistryNCERTClass 10

Correct Answer: (d) Fe

Explanation: Iron does not react with cold and hot water, but it reacts with steam. 

[Note: Sodium and Calcium react vigorously with water and Magnesium reacts with hot water to form Magnesium Oxide.]

raja
Updated on 10-Oct-2022 13:27:24

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