Question

is Anche Element with atomic numer es 17 then
Name the Element
2 To which period does it belong?
To which group does it belong?​

Answer 1

Answer:

chlorine

3rd period

17th group

electronic configuration =2,8,7

Explanation:

c

Answer 2

Explanation:

a.Chlorine is the element which atomic number is 17.

b.it belongs to 17 group of periodic table known as halogens..