2、铝能跟稀硫酸起反应生成氢气和硫酸铝(铝是+3价),下列化学方程式中正确的是( )求过程!A、Al+H2SO4=AlSO4+H2↑ B、2Al+3H2SO4=Al2(SO4)3+3H2↑ C、Al+3H2SO4=Al(SO4)3+3H2↑ D、3Al+H2SO4=
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/18 03:15:18
![2、铝能跟稀硫酸起反应生成氢气和硫酸铝(铝是+3价),下列化学方程式中正确的是( )求过程!A、Al+H2SO4=AlSO4+H2↑ B、2Al+3H2SO4=Al2(SO4)3+3H2↑ C、Al+3H2SO4=Al(SO4)3+3H2↑ D、3Al+H2SO4=](/uploads/image/z/1435117-13-7.jpg?t=2%E3%80%81%E9%93%9D%E8%83%BD%E8%B7%9F%E7%A8%80%E7%A1%AB%E9%85%B8%E8%B5%B7%E5%8F%8D%E5%BA%94%E7%94%9F%E6%88%90%E6%B0%A2%E6%B0%94%E5%92%8C%E7%A1%AB%E9%85%B8%E9%93%9D%EF%BC%88%E9%93%9D%E6%98%AF%2B3%E4%BB%B7%EF%BC%89%2C%E4%B8%8B%E5%88%97%E5%8C%96%E5%AD%A6%E6%96%B9%E7%A8%8B%E5%BC%8F%E4%B8%AD%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%EF%BC%88+%EF%BC%89%E6%B1%82%E8%BF%87%E7%A8%8B%21A%E3%80%81Al%2BH2SO4%3DAlSO4%2BH2%E2%86%91%E3%80%80%E3%80%80B%E3%80%812Al%2B3H2SO4%3DAl2%EF%BC%88SO4%EF%BC%893%2B3H2%E2%86%91%E3%80%80%E3%80%80C%E3%80%81Al%2B3H2SO4%3DAl%EF%BC%88SO4%EF%BC%893%2B3H2%E2%86%91%E3%80%80%E3%80%80D%E3%80%813Al%2BH2SO4%3D)
xRn@(Dr` ݺIEAS"'h84ʿJ;H3sUYyn;l`0ۢ1WbVu{Ե^EDvz8ZWt2AmRiO[>IPǞCcf ï5-~4Ȯ/W/