Which of the following is the most reactive metal?
Correct Answer: Sodium
Subject: Chemistry
Explanation: Sodium is a soft, silvery-white, and highly reactive alkali metal with the atomic number 11, represented by the symbol 'Na'. Among the given options, sodium is the most reactive metal.
Extra Info: Due to its extreme reactivity, sodium is stored submerged under kerosene oil to prevent it from reacting violently with moisture or oxygen in the air.