Question

A certain element forms an ion with 36 electrons and a charge of +2. identify the element. express your answer as a chemical symbol.

Answer 1

The element is Sr (strontium)

strontium is in atomic number 38 in the periodic table. Strontium has 2.8.8.8.8.2

it loses two electrons to become stable hence it has a charge of 2+. when strontium loses two electron it form ion with 36 electrons