摘要：31． (1)乙醇. CuO+CH3CH2OHCH3CHO+Cu+H2O CH3CHO + 2[Ag(NH3)2]+ + 2OH -→CH3COO- +NH4+ +2Ag↓+3NH3 +H2O (2)浓氨水, AgNO3, 3CuO+2NH3→N2+3Cu+3H2O. (3)HCOOH. HCOOH+C2H5OH→HCOOC2H5+H2O.

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