Question

Write the electronic confriguation of element A atomic number 20 and element B atomic number 17 .state the formula of the compound formed when element A combines with element B . draw the electronic dot struture of the product and state the nature of the bond formed​

Answer 1

Sony configuration of element is 2,8,8,2 and electronic configuration of element b is 2,8,7. the element a is calcium and element b is chlorine. element a combines with element be forms calcium chloride that is CaCl.