Reactive metals storage: Under which liquid is metallic sodium safely stored? Prevent rapid reaction with air moisture and oxygen. Choose the correct storage medium.
General Knowledge
General Science
Difficulty: Easy
Choose an option
Answer
Correct Answer: Kerosene (liquid paraffin)
Explanation
Given data
- Metal: Sodium (highly reactive alkali metal).
Concept/ApproachSodium rapidly oxidises and reacts with water; it is stored immersed in an inert hydrocarbon such as kerosene/liquid paraffin that excludes air and moisture.
ReasoningWater → violent reaction; alcohols → reactive; petrol is flammable/less standard.
Final AnswerKerosene (liquid paraffin)