Question

An element E donates 1 electron to have electronic configuration of nearest nobel gas If the atomic no is 19 .

(1) Element E on donating electron gets _______
(2) The change on E on donating electron is ______
(3) The electron on which the ion will discharge is called ___
(4) the number of electrons shell around ion of _______
(5) The valence electron in the shell if ion E is _____​

Answer 1

Answer:

Argon configuration

+1

valence electron

3

8