Raney nickel - Wikipedia
2019-6-14 · Raney nickel /ˈreɪniː ˈnɪkəl/, also called spongy nickel,[1] is a fine-grained solid composed mostly of nickel derived from a nickel-aluminium alloy.[2][3] Several grades are known, but most are gray solids. Some are pyrophoric, most are used as air-stable slurries. Raney nickel is used as a reagent and as a catalyst in organic chemistry ...
