Choose all the correct options

Question

with sulfuric acid corrosion, alloys such as alloy 20 resist dilute acid corrosion and form a _________ protective  film on the surface.

Accepted Answer

Iron sulfate

Answer

Sulfide

Answer

Chloride

Answer

Iron oxide

With sulfuric acid corrosion, alloys such as Alloy 20 resist dilute acid corrosion and form a _________ protective film on the surface.