Question

An element 'X' have general outer

most configuration 3s². What is its

position in modern periodic table?

And what is the formula of its oxide​

Answer 1

Answer:

Magnesium is the element and its position is in group 2 and period 3.

The formula of its oxide is Mg0.

Thank you.

Answer 2

Answer:

Magnesium is the element and its position is in group 2 and period 3.

Magnesium is the element and its position is in group 2 and period 3.The oxide ion has the formula O2−. It is the conjugate base of the hydroxide ion, OH− and is encountered in ionic solids such as calcium oxide.