Question

an an element x belongs to3rd period and 17th groupof periodic table. predict and answer the following
a)the the number of valence electrons???
b) valency valency of the element??? ​

Answer 1

Answer:

the element is chlorine.

the valence electrons are 7.

valency is 1

Answer 2

here is ur answer

■》period -3 & group - 17

● the given element is chlorine

a) the number of valence electrons = 7

b) valency of the element = 1

☆HoPE iT hELpS you