Question

the compound fecl₃ is made of
one atom of iron
and three atoms
of carbon.
three molecules
of iron chloride.
two atoms of
iodine, one atom
of iron, and one
atom of carbon.
one atom of iron
and three atoms
of chlorine.

Explanation:

Step1: Analizar el compuesto FeCl₃

En la fórmula química FeCl₃, Fe representa hierro (iron) y Cl representa cloro (chlorine).

Step2: Interpretar los subíndices

El subíndice 1 (implícito) para Fe significa un átomo de hierro, y el subíndice 3 para Cl significa tres átomos de cloro.

Answer:

one atom of iron and three atoms of chlorine.