化学方程式,13个,学霸帮帮忙,谢谢!

2025-03-10 22:42:22
推荐回答(3个)
回答1:

箭头可能需要改为等号

回答2:

回答3:

  1.  2Al + 3O2 = 2Al2O3

  2.  Al + Fe2O3 = Al2O3 + Fe

  3.   2Al + NaOH + 3H2O = 2NaAlO2 + 3H2↑

  4.  2Al + 6HCl = 2AlCl3 + 3H2↑

  5.  Al2O3 + 2NaOH = 2NaAlO2 + H2O

  6. Al2O3 + 6HCl = 2AlCl3 + 3H2O

  7. 2Al(OH)3 = Al2O3 + 3H2O↑

  8. 2NaAlO2 + CO2 + 3H2O = Na2CO3 + 2Al(OH)3↓

  9. NaAlO2 + HCl + H2O = NaCl + Al(OH)3↓

  10. Al(OH)3 + NaOH = NaAlO2 + 2H2O

  11. AlCl3 + 3NaOH = 3NaOH + Al(OH)3↓

  12. AlCl3 + 3NH3·H2O = Al(OH)3↓ + 3NH4Cl

  13. Al(OH)3 + 3HCl = AlCl3 + 3H2O