1) Н2 + O2 ? 4) Н2 + Вr2 ? 2) Н2 + S ? 5) Н2 + N2 ? 3) Н2 + Сl2 ? 6) Н2 + F2
2H2 + O2 = 2H2O H2 + Br2= 2HBr H2 + S = H2S 3H2 + N2 = 2NH3 H2 + Cl2 = 2HCl H2 + F2 = 2HF
2H2 + O2 -> 2H2O H2 + S -> H2S H2 + Cl2 -> 2HCl H2 + Br2 -> 2HBr 3H2 + N2 -> 2NH3 H2 + F2 -> 2HF