Question

1. The number of periods and groups in the
periodic table are
a) 6,16
b) 7,17
c) 8,18
d) .7,18​

Answer 1

Answer:

7 PERIODS AND 18 GROUPS

ᴴᴼᴾᴱ ᵀᴴᴵˢ ᴴᴱᴸᴾˢ◉‿◉

Answer 2

Answer:

d)7,18 is the correct answer