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Element "X" forms the compounds XCl₂ and X₃N₂. In the periodic table, element "X" would most likely be found in Group __?

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Answer:

2

Explanation:

The compounds XCl₂ and  X₃N₂ shows that the valency of X is 2. If they are ionic compounds then X is a metal. The metals having valency=2 mostly reside in group-2.