Peroxynitric acid

Peroxynitric acid is the chemical compound with the formula HNO4. It is an oxoacid of nitrogen, after peroxynitrous acid. Peroxynitric acid is the chemical compound with the formula HNO4. It is an oxoacid of nitrogen, after peroxynitrous acid. Peroxynitrate, the conjugate base of peroxynitric acid, is formed rapidly during decomposition of peroxynitrite in neutral conditions.