How many principal electronic shells has an atom whose electronic configuration is shown below? 1s²2s²2p⁶3s¹

miebi08

10 years ago

Here is an explanation:

The compound is sodium

11-1s2,2s2,2p6 and 3s1



Electronic configuration:2,8,3

REF: Electronic configuration of First Twenty Element New school chemistry

magnus066

1 year ago

how