Yoongless88viz
Answered

help please please please please please please please please​

Help Please Please Please Please Please Please Please Please class=

Sagot :

Sairaasilkhanviz

Answer:

Na+ = 11, 23, 11, 10, 12,+1

Be+ = 4, 9, 4, 4, 5, +1

Cl- = 17, 35, 17, 18, -1