5Zn + 12HNO₃ (10%) → 5Zn(NO₃)₂ + N₂↑ + 6H₂O
N₂ + O₂ = 2NO
2NO + O₂ = 2NO₂
NO₂ + K₂O = KNO₃ + KNO₂
2AgNO₃ = 2Ag + 2NO₂ + O₂
NO₂ + K₂O = KNO₃ + KNO₂
KNO₂ + HCl(разб) = HNO₂ + KCl
2HNO₂ + O₂ = 2HNO₃
8HNO₃(разб) + 3Cu =3Cu(NO₃)₂ + 2NO + 4H₂O
2NO + O₂ = 2NO₂
2KNO₃ = 2KNO₂ + O₂
1. Ba(OH)2=BaO+H2O
BaO+H2O=Ba(OH)2
2. 1. Fe2O3+6HNO3=2Fe(NO3)3+3H2O
2. H2CO3 + NaOH= NaHCO3+H2O
3. Pb(OH)2+ 2HNO3= Pb(NO3)2+2H2O
4. Al(OH)3+NaOH= NaAlO2+2H2O