Question

Write the electronic configuration 2 elements x and y whose atomic numbers are 20 and 17 respectively write the molecular formula of the compounds formed when element x reacts element y draw electron dot structure of the product and also state the nature of the bond formed between both the elements

Answer 1

i)Element X is Calcium and Element Y is Chlorine.
ii)Electronic configuration of Calcium is:
2,8,8,2 or 1s2 2s2 2p6 3s2 3p6 4s2.
Electronic Configuration of Chlorine is:
2,8,7 or 1s2 2s2 2p6 3s2 3p5..
iii)Molecular formula of the compound formed between the two elements : CaCl2
iv) Nature of the bond formed between the the two elements: Ionic Bond or Non-Directional Bond
v) Check the attachment

Hope this helps you mate..
Good Luck ✌️