Question

can I now the criss cross method of the Zinc and chloride​

Answer 1

hey there

Zn (+2) Cl (-1)

on criss cross

we get

->ZnCl2 they exchange there valance

hope ut help

Answer 2

answer:-

Zn has a valency of 2+ that means earlier it had extra 2 electron so that wen it loose that it could complete it's octet of 8

now chlorine is deficit of 1 electron so it will gain 1 electron each from zinc atom to form two atoms of chlorine

Zncl2 will be the final compound