Question

using a chart of ion/radicals and criss-cross method , write the chemical formula of Ferrous chloride​

plzz answer

Answer 1

Explanation:

valency of fe is+2 in ferrous chloride

valency of cl is -1

fe²cl¹

dividing valencies by common factor , which is 1

2/1=2

1/1=1

fe²cl¹

now crisscrossing valencies

fecl2