Question

Which one of the metal is highly reactive when exposed to oxygen and water?


a) Iron
b) Gold

c) Copper
d)Sodium​

Answer 1

Answer:

D) sodium

Cs is the most reactive of all metals. Potassium (K), Sodium (Na) and Lithium (Li) are also very reactive to air and water and need to be stored under oil to prevent them from reacting with gases in the air and water vapour.

Answer 2

Explanation:

sodium

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