配平下列化学方程式1.()CH4+()O2-----()CO2+()H2O(条件点燃)2.()SO2+(H2S)----()S()H2O3.()NaOH+()CuSO4----()Na2SO4+()Cu(OH)2↓4.()Al+()H2SO4----()Al2(SO4)3+()H2↑5.()Fe+()HCl----()FeCl2+()H2↑
问题描述:
配平下列化学方程式
1.()CH4+()O2-----()CO2+()H2O(条件点燃)
2.()SO2+(H2S)----()S()H2O
3.()NaOH+()CuSO4----()Na2SO4+()Cu(OH)2↓
4.()Al+()H2SO4----()Al2(SO4)3+()H2↑
5.()Fe+()HCl----()FeCl2+()H2↑
答
1.()CH4+(2)O2-----(2)CO2+(2)H2O(条件点燃)2.()SO2+(2H2S)----(3)S(↓)H2O3.(2)NaOH+CuSO4----Na2SO4+Cu(OH)2↓4.(2)Al+(3)H2SO4----Al2(SO4)3+(3)H2↑5.(2)Fe+(2)HCl---FeCl2+H2↑...