Question

21. Anhydrous ferric chloride is prepared by

1) Dissolving Fe(OH)3 in concentrated HCI
2)Dissolving Fe(OH), in dilute HCI
3)Passing dry HCl over heated iron scrap.
4)Passing dry Cl, gas over heated iron scrap.​

Answer 1

Answer:

answer is a ))

hope it helps you

Answer 2

Answer:

Anhydrous ferric chloride is prepared by passing dry Chlorine gas \[C{l_2}\] gas over heated iron \[Fe\] metal fillings. So, dry chlorine gas is reacted with iron only if iron is in a heated form.