中学阶段主要学了以下几种:(1) 硫与金属单质反应,如:2Na + S =(研磨)Na2SHg+ S = HgSFe + S = (加热) FeS(2)硫与非金属单质反应,如:S + H2 =(加热) H2SS + O2 = SO2(3)硫与强碱反应,如:3S +6NaOH = 2N...