write the electronic configuration of an element whose atomic number is 19

Asked by shenbagam valli | 9th Apr, 2011, 01:54: AM

Expert Answer:

To write the electronic configuration of an element having Z=19
 
1s2, 2s2 2p6, 3s2 3p6, 4s1 or  we can write [Ar]4s 

Answered by  | 9th Apr, 2011, 11:40: AM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.