Question

if z=9 , what would be the valency of the element, also, name the element ​

Answer 1

Answer:

2 , 4 , 3

valency 1

name Fluorine

Answer 2

The element is fluorine and valency is 1.

• z defines the atomic numbers of an element.
• The element has an atomic number of 9. In the periodic table, Fluorine has an atomic number of 9.
• Thus, the element is fluorine. The symbol of fluorine is F.
• The electronic configuration of F is as follows-
• $1s^22s^22p^5$.
• Thus it has a valency of 1.