Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 6 HCl = 2 AlCl3 + 3 H2
H3PO4 = P2O5 + H2O =>
2 H3PO4 = P2O5 + 3 H2O
H2SnO3 + NaOH + H2O = Na2[Sn(OH)6] =>
H2SnO3 + 2 NaOH + H2O = Na2[Sn(OH)6]
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
C4H10 + O2 = CH3COOH + H2O =>
2 C4H10 + 5 O2 = 4 CH3COOH + 2 H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
Ag2S + Cr(OH)3 + OH{-} = Ag + HS{-} + CrO4{2-} + H2O =>
3 Ag2S + 2 Cr(OH)3 + 7 OH{-} = 6 Ag + 3 HS{-} + 2 CrO4{2-} + 5 H2O
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
C + SO2 = S2 + CO =>
4 C + 2 SO2 = S2 + 4 CO
Cu + Cu(NH3)4Cl2 + NH3 = Cu(NH3)4Cl =>
Cu + Cu(NH3)4Cl2 + 4 NH3 = 2 Cu(NH3)4Cl
ZrO2 + HNO3 = Zr(NO3)4 + H2O =>
ZrO2 + 4 HNO3 = Zr(NO3)4 + 2 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Ag2S + Cr(OH)3 + OH{-} = Ag + HS{-} + CrO4{2-} + H2O =>
3 Ag2S + 2 Cr(OH)3 + 7 OH{-} = 6 Ag + 3 HS{-} + 2 CrO4{2-} + 5 H2O
ZrO2 + HNO3 = Zr(NO3)4 + H2O =>
ZrO2 + 4 HNO3 = Zr(NO3)4 + 2 H2O
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
C7H8 + O2 = CO2 + H2O =>
C7H8 + 9 O2 = 7 CO2 + 4 H2O
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Al(OH)3 + HCN = Al(CN)3 + H2O =>
Al(OH)3 + 3 HCN = Al(CN)3 + 3 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
C7H8O2 + O2 = CO2 + H2O =>
C7H8O2 + 8 O2 = 7 CO2 + 4 H2O
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
AlCl3 + H2O = Al(OH)3 + HCl =>
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
Al2S3 + H2 = Al + H2S =>
Al2S3 + 3 H2 = 2 Al + 3 H2S
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
CH3COONa + H2SO4 = CH3COOH + Na2SO4 =>
2 CH3COONa + H2SO4 = 2 CH3COOH + Na2SO4
MnSO4 + PbO2 + HNO3 = HMnO4 + PbSO4 + Pb(NO3)2 + H2O =>
2 MnSO4 + 5 PbO2 + 6 HNO3 = 2 HMnO4 + 2 PbSO4 + 3 Pb(NO3)2 + 2 H2O
H2C2O4 + H2O = C2O4 + H3O =>
H2C2O4 + 2 H2O = C2O4 + 2 H3O
Mg + CH3COOH = Mg(CH3COO)2 + H2 =>
Mg + 2 CH3COOH = Mg(CH3COO)2 + H2
LiNO3 + Ba(NO3)2 + Zr(NO3)4 + C6H8O7 = Li2BaZrO4 + CO2 + N2 + H2O =>
18 LiNO3 + 9 Ba(NO3)2 + 9 Zr(NO3)4 + 20 C6H8O7 = 9 Li2BaZrO4 + 120 CO2 + 36 N2 + 80 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
N2H2 + H2O2 = N2 + H2O =>
N2H2 + H2O2 = N2 + 2 H2O
Ca + Co2 = CaCo3 =>
2 Ca + 3 Co2 = 2 CaCo3
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O