Équations équilibrées la veille |
2 BiCl3 + 3 SnCl2 + 18 NaOH = 2 Bi + 3 Na2SnO3 + 12 NaCl + 9 H2O
Ca + HC2H3O2 = Ca(C2H3O2)2 + H =>
Ca + 2 HC2H3O2 = Ca(C2H3O2)2 + 2 H
CUS(s) + O2(g) = CU(s)SO2(g) =>
CUS(s) + O2(g) = CU(s)SO2(g)
Zn(NO3)2 + Na2S = ZnS + Na2(NO3)2 =>
Zn(NO3)2 + Na2S = ZnS + Na2(NO3)2
C14H6O2(OH)2 + Al(NO3)3 + CH3COONa = (C14H6O4)3Al2 + NaNO3 + CH3COOH =>
3 C14H6O2(OH)2 + 2 Al(NO3)3 + 6 CH3COONa = (C14H6O4)3Al2 + 6 NaNO3 + 6 CH3COOH
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
VO2 + HNO3 = VO2(NO3)2 + NO + H2O =>
3 VO2 + 8 HNO3 = 3 VO2(NO3)2 + 2 NO + 4 H2O
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
MgS2 = MgSS =>
MgS2 = MgSS
NaHSO4 + Ba(OH)2 = BaSO4 + NaOH + H2O =>
NaHSO4 + Ba(OH)2 = BaSO4 + NaOH + H2O
SnCl2 + NaOH + BiCl3 = Na2[Sn(OH)6] + Bi + NaCl =>
3 SnCl2 + 18 NaOH + 2 BiCl3 = 3 Na2[Sn(OH)6] + 2 Bi + 12 NaCl
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
H2SO4 + NaCN = Na2SO4 + HCN =>
H2SO4 + 2 NaCN = Na2SO4 + 2 HCN
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
CO + HCl = COCl2 + H2 =>
CO + 2 HCl = COCl2 + H2
Fe + Cu2SO4 = Fe3(SO4)3 + Cu =>
3 Fe + 3 Cu2SO4 = Fe3(SO4)3 + 6 Cu
AsH3 + ClO3{-} = H3AsO4 + Cl{-} =>
3 AsH3 + 4 ClO3{-} = 3 H3AsO4 + 4 Cl{-}