摘要:12.下列反应中氨作氧化剂的是 ( ) A.NH3 + H3PO4 = NH4H2PO4 B.4NH3 + 5O2 = 4NO + 6H2O C.2NH3 + 3Cl2 = 6HCl + N2 D.NH3 + NaH = NaNH2 + H2

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