Question

10)a) You are provided with four metals : Sodium, Magnesium, Iron and Copper. Using only
water as the reactant, how will you identify them?​

Answer 1

Explanation:

The metal which reacts violently with cold water and catches fire is sodium. <br> • The metal which evolves hydrogen gas upon heating with water is magnesium. <br> • The metal which dose not react with water even on strong heating is copper.

Answer 2

Answer:

• The metal which reacts violently with cold water and catches fire is sodium.
• The metal which evolves hydrogen gas upon heating with water is magnesium.
• The metal which dose not react with water even on strong heating is copper.

Explanation:

Hope this helps you