Question

12=3. what would be the valency of the element? Also, name
the element.​

Answer 1

Answer:

If Z = 3, i.e., atomic number is 3. Its electronic configuration is 2, 1, i.e. Hence, the valency of the element is 1 (since the outermost shell has only one electron). The element is Lithium(Li)

Explanation:

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