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2 votes
Reacts most vigorously with water

a. Alkali metal
b. Alkaline earth metal
c. Transition metal
d. Halogen
e. Noble gas

1 Answer

7 votes
The answer is - a. Alkali Metal.
They react violently with water to form alkaline solutions. This is because they all have 1 electron in their outer shell and losing 1 electron allows them to have full outer shells, and achieve stability.



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