Question

An element X has atomic number 12. Find the following details for the element X. Do
not identify the element.
i. The electronic configuration of the element X.
ii. The period to which the element X belongs.
iii. The group to which the element X belongs.
iv. Is it the element X a metal or nonmetal.
v. The valency of the element X.
vi. If X combines with chlorine, the formula of the chloride formed.

Answer 1

Answer:

i) 2,8,2

ii)3rd period

iii)2nd group

iv)It is a metal

v) valency is 2

vi)XCl2 will be the formula of chloride ( MgCl2)

For your information,the given element is magnesium.

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