vWhat are at least two shared characteristics of Calcium (Ca) and the matching element that you selected based on their locations in the Periodic Table?

Answer 1

One shared characteristic of Calcium (Ca) and Strontium (Sr) is that they both belong to Group 2 of the Periodic Table, also known as the alkaline earth metals. Another shared characteristic is that both elements have similar chemical reactivity and properties due to their outer electron configuration.