4NaI的精选

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根据反应:2H2S+O2===2S↓+2H2O,    4NaI+O2+2H2SO4===2I2+2Na2SO...

根据反应:2H2S+O2===2S↓+2H2O,    4NaI+O2+2H2SO4===2I2+2Na2SO...

2021-08-18
问题详情:根据反应:2H2S+O2===2S↓+2H2O,    4NaI+O2+2H2SO4===2I2+2Na2SO4+2H2O,            Na2S+I2===2NaI+S↓       下列物质的氧化*强弱判断正确的是(  )A.O2>I2>S      B.H2S>NaI>H2O    ...
根据反应:2H2S+O2===2S↓+2H2O,4NaI+O2+2H2SO4===2I2+2Na2SO4+2H...

根据反应:2H2S+O2===2S↓+2H2O,4NaI+O2+2H2SO4===2I2+2Na2SO4+2H...

2022-01-06
问题详情:根据反应:2H2S+O2===2S↓+2H2O,4NaI+O2+2H2SO4===2I2+2Na2SO4+2H2O,Na2S+I2===2NaI+S↓.下列物质的氧化*强弱判断正确的是  ()A.O2>I2>S              B.H2S>NaI>H2OC.S>I2>O2              ...