Question

An element 'X' has number of electrons in first and fourth shell as well as in se
and the third shell
a) Write the electronic configuration of the element
b) Predict the position of the element in modern periodic table.
c) What is the valency of the element?
d) Will it form ionic or covalent compound with the element Y (2,8,6)?
e) What is the nature of its oxide?​

Answer 1

Answer:

Explanation:

(a) 2,8,8,2

(b) G-2

P-4

(c) 2

(d) Ionic compound

(e) CaO is basic whereas SO2 is acidic in nature.

PS:Y is Sulphur