Modern periodic table is divided into:
18 periods and 7 groups
18 periods and 8 groups
8 periods and 18 groups
7 periods and 18 groups
Modern periodic table is divided into 7 periods and 18 groups.
Where would you locate the element with electronic configuration 2, 8 in the modern periodic table?
(a) group 8 (b) group 2 (c) group 18 (d) group 10