Question

Water should never be used to extinguish oil fires. Which option provides the best justification for this statement?

• A. Water is heavier than oil. On spraying water, it sinks and oil floats, and the fire continues.
• B. Water is lighter than oil and it floats on the surface of the oil.
• C. Water reacts with oil and forms a new flammable compound.
• D. Oil fire is very intense converting water into steam and evaporating it.

Answer 1

The correct option is A Water is heavier than oil. On spraying water, it sinks and oil floats, and the fire continues.

Water is heavier than oil due to its relatively higher density in comparison to oil. On spraying water, it sinks and oil floats and the fire continues.