Electronic configuration of elements

The given diagrams show the atomic structures of elements X and Y. What are the electronic configurations of elements X and Y?

How do electronic configurations of elements change in second period of periodic table with increase in atomic numbers?

Electronic configuration of element "A" is 1s^(2)2s^(2)2p^(4)" . Electronic configuration of element "B" is 1s^(2)2s^(2)2p^(6)3s^(2) . Formula of compound formed is

Write electronic configuration of element E.

The electron affinity values of element A, C and D are respectively -135,-60,-200 and -348 kJ mol^(-1) . The outer electronic configuration of element B is

The general electronic configuration elements of carbon family

The electronic configuration of an element with atomic number 24 is