Question

Explain why, iron dissolves in $HCl$ to form $FeC{l}_2$ and not $FeC{l}_3$?

Answer 1

$Fe$ dissolves in $HCl$ to form $FeC{l}_2$ rather than $FeC{l}_3$ as $F\left(II\right)$ or ferrous compounds are readily formed as the 2nd $IE$ is considerably less as compared to the third $IE$.