In a school laboratory, sodium metal is kept immersed in kerosene because it

reacts vigorously with oxygen and moisture in the airCorrect answerYour answerdissolves in kerosene and stays pureCorrect answerYour answermelts at room temperatureCorrect answerYour answeris heavier than water and would sinkCorrect answerYour answer

Show the answer and explanation

CorrectNot quiteAnswer A

Correct answer: A

Sodium is so reactive that in open air it catches fire and reacts violently with water.
Kerosene does not react with it and keeps air and moisture away.

Worth noting

Sodium is actually lighter than water, and it does not dissolve in kerosene.

Concept: Storing reactive metals
Typical timeTypical: 60 s
Your timeYours: —

The rule this testsMetals and non-metals

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Ten questions from Everyday Chemistry, at your own pace.

In a school laboratory, sodium metal is kept immersed in kerosene because it

Explanation