关于有HNO3和H2SO4参与的氧化还原反应为什么有的H2SO4或HNO3参与的反应会出现N2↑和S↓?有的是SO2或NO2还或NO?如Na2SO3+2Na2S+3H2SO4=3Na2SO4+3S↓+3H2OCu+2H2SO4(浓)=CuSO4+SO2↑+2H2O3Cu+8HNO3(浓)=3Cu(NO3)2+2NO2↑+4H2
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![关于有HNO3和H2SO4参与的氧化还原反应为什么有的H2SO4或HNO3参与的反应会出现N2↑和S↓?有的是SO2或NO2还或NO?如Na2SO3+2Na2S+3H2SO4=3Na2SO4+3S↓+3H2OCu+2H2SO4(浓)=CuSO4+SO2↑+2H2O3Cu+8HNO3(浓)=3Cu(NO3)2+2NO2↑+4H2](/uploads/image/z/12404159-71-9.jpg?t=%E5%85%B3%E4%BA%8E%E6%9C%89HNO3%E5%92%8CH2SO4%E5%8F%82%E4%B8%8E%E7%9A%84%E6%B0%A7%E5%8C%96%E8%BF%98%E5%8E%9F%E5%8F%8D%E5%BA%94%E4%B8%BA%E4%BB%80%E4%B9%88%E6%9C%89%E7%9A%84H2SO4%E6%88%96HNO3%E5%8F%82%E4%B8%8E%E7%9A%84%E5%8F%8D%E5%BA%94%E4%BC%9A%E5%87%BA%E7%8E%B0N2%E2%86%91%E5%92%8CS%E2%86%93%3F%E6%9C%89%E7%9A%84%E6%98%AFSO2%E6%88%96NO2%E8%BF%98%E6%88%96NO%3F%E5%A6%82Na2SO3%2B2Na2S%2B3H2SO4%3D3Na2SO4%2B3S%E2%86%93%2B3H2OCu%2B2H2SO4%28%E6%B5%93%EF%BC%89%3DCuSO4%2BSO2%E2%86%91%2B2H2O3Cu%2B8HNO3%28%E6%B5%93%29%3D3Cu%28NO3%292%2B2NO2%E2%86%91%2B4H2)
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