Question

Plz answer this fast guys...if it's correct I'll surely mark u as the brainliest.
The prd no's are frm 1 to 4....​

Answer 1

Answer:

a) Na has physical and chemical properties similar to Li and K because according to Newlands octave rule every eight element shows similar physical and chemical properties.

b)N:- 1s²,2s²,2p³

P:-1s²,2s²2p6,3s²3p³

Answer 2

Explanation:

Na mean sodium and I it has both physical and chemical properties it has lithium and potassium