Here is a site for HNO3. The site lists Pt and Rh as catalysts but Fe oxides and Ni are also used.
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This sits lists vanadium oxide as a catalyst for the contact process of producing H2SO4. There may be others.
http://www.ausetute.com.au/sulfacid.html
What catalysts are used to manufacture sulfuric acid and nitric acid?
1 answer