A substance X, which is an oxide of a group 2 element, is used intensively in the cement industry. This element is present in bones also. On treatment with water it forms a solution which turns red litmus blue. Identify X and also write the chemical reactions involved.

Explanation

Substance is an oxide of a Group 2 element and is used intensively in the cement industry is Calcium oxide. Present in bones also. On treatment with water it forms a solution which turns red litmus blue.
`CaO(s) + H_(2)O(l) to Ca(OH)_(2)(aq)`