Question

Осуществите превращение: HgO -> O2 -> Al2O3.
P -> P2O3 <- O2

Answer 1

2HgO = 2Hg + O₂
O₂ + 2Ba = 2BaO
BaO + H₂o = Ba(OH)₂
Ba(OH)₂ + 2HCl = BaCl₂ + 2H₂O
2H₂O = O₂+ 2H₂
3O₂ + 4Al = 2Al₂O₃