Multiple Choice Questions on Why is phosphorus kept under water ........ for Combined State Civil Services Preparation

Chemistry

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    Why is phosphorus kept under water?

    to make it durable

    Incorrect Answer

    to make it wet

    Incorrect Answer

    to save it from catching fire when exposed to dry air

    Correct Answer

    water forms a protective coating on it

    Incorrect Answer
    Explanation:

     Phosphorus is dipped in water because it is of self-igniting nature and can catch fire when it come in contact with air. So to cut the contact with air it is dipped inside water. It is insoluble in water.


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