Q: Which one of the following metals is kept immersed in Kerosene oil to protect it and to prevent accidental fire?
(a)Calcium
(b)Sodium
(c)Vanadium
(d)Magnesium
Correct Answer: (b)
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Q: Which one of the following metals is kept immersed in Kerosene oil to protect it and to prevent accidental fire?
Correct Answer: (b)