| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + PB(NO3)2 = 2 Fe(NO3) + PB
Ga + F3 = GaF =>
3 Ga + F3 = 3 GaF
Cu2FeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2SO4 + NO2 + H2O =>
Cu2FeS2 + 26 HNO3 = 2 Cu(NO3)2 + Fe(NO3)3 + 2 H2SO4 + 19 NO2 + 11 H2O
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
N2O + OH = NO + H2O =>
N2O + 2 OH = 2 NO + H2O
Fe + H3O{+} = H2O + Fe{2+} + H2 =>
Fe + 2 H3O{+} = 2 H2O + Fe{2+} + H2
CrO7{-2} + Fe{+2} + H{+} = Cr{+3} + Fe{+3} + H2O =>
CrO7{-2} + 9 Fe{+2} + 14 H{+} = Cr{+3} + 9 Fe{+3} + 7 H2O
Cl2(g) + NaOH(aq) = NaCl(s) + HOCl(aq) =>
Cl2(g) + NaOH(aq) = NaCl(s) + HOCl(aq)
C4H10 + Br2 = HBr + C4H9Br =>
C4H10 + Br2 = HBr + C4H9Br
Pt + H{+} + NO2 + Cl{-} = PtCl6{2-} + NO + H2O =>
Pt + 4 H{+} + 2 NO2 + 6 Cl{-} = PtCl6{2-} + 2 NO + 2 H2O
SiO2 + HBr = SiBr4 + H2O =>
SiO2 + 4 HBr = SiBr4 + 2 H2O
HNO3 + NH4Cl = HCl + NH4NO3 =>
HNO3 + NH4Cl = HCl + NH4NO3
NaHCO3 + C6H8O7 = H2O + NaC6H5O7 + O2 =>
12 NaHCO3 + 10 C6H8O7 = 16 H2O + 12 NaC6H5O7 + 3 O2
CoCl2 + NH4SCN = (NH4)2[Co(SCN)4] + NH4Cl =>
CoCl2 + 4 NH4SCN = (NH4)2[Co(SCN)4] + 2 NH4Cl
KCr(OH)4 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 KCr(OH)4 + 3 Br2 + 8 KOH = 2 K2CrO4 + 6 KBr + 8 H2O
BaO3 + H2O = Ba(OH)2 + O2 =>
BaO3 + H2O = Ba(OH)2 + O2
S2O3{-} + Br2 + H2O = SO4{2-} + Br{-} + H3O{+{ =>
2 S2O3{-} + 7 Br2 + 30 H2O = 4 SO4{2-} + 14 Br{-} + 20 H3O{+{
Fe2(OS4)2 = Fe + O + S =>
Fe2(OS4)2 = 2 Fe + 2 O + 8 S
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MgBr2(aq) + K2CO3(aq) = MgCO3(s) + (KBr)(aq) =>
MgBr2(aq) + K2CO3(aq) = MgCO3(s) + 2(KBr)(aq)
KNO3 + S + Al = K2S + Al2O3 + N2 =>
2 KNO3 + S + 4 Al = K2S + 2 Al2O3 + N2
K2[Pb(OH)4] + K2CrO4 + CH3COOH = PbCrO4 + H2O + CH3COOK =>
K2[Pb(OH)4] + K2CrO4 + 4 CH3COOH = PbCrO4 + 4 H2O + 4 CH3COOK
H3C6H3O7 + NaHCO3 = CO2 + H2O + Na3C6H3O7 =>
H3C6H3O7 + 3 NaHCO3 = 3 CO2 + 3 H2O + Na3C6H3O7
C18H36O2 + CuO = CO2 + Cu2O + H2O =>
C18H36O2 + 104 CuO = 18 CO2 + 52 Cu2O + 18 H2O
KI(aq) + CuSO4(aq) = CuI2(s) + K2SO4(aq) =>
2 KI(aq) + CuSO4(aq) = CuI2(s) + K2SO4(aq)
Mn02 + KNO3 + KO = K2MnO4 + KNO2 =>
Mn02 + 4 KNO3 + 4 KO = 2 K2MnO4 + 4 KNO2
C9H11Cl + NH4Cl = C9H11NH2 + HCl2 + H =>
C9H11Cl + NH4Cl = C9H11NH2 + HCl2 + H
EDTA + MnSO4(H2O) = Mn(EDTA) + SO4 + H2O =>
EDTA + MnSO4(H2O) = Mn(EDTA) + SO4 + H2O
Na2CrO4 + Cr(NO3)3 = Na2(NO3)3 + CrCrO4 =>
Na2CrO4 + Cr(NO3)3 = Na2(NO3)3 + CrCrO4
H2SO4 + Cu2O = Cu2SO4 + H2O =>
H2SO4 + Cu2O = Cu2SO4 + H2O
C12 + O7 = C12O7 =>
C12 + O7 = C12O7
Mn(OH)2 + NaOH = Na2MnO4 + H2 =>
Mn(OH)2 + 2 NaOH = Na2MnO4 + 2 H2
V + C = CV =>
V + C = CV
HI(aq) + CaCO3(s) = CaI2(aq) + CO2(g) + H2O(l) =>
2 HI(aq) + CaCO3(s) = CaI2(aq) + CO2(g) + H2O(l)
CaSO4*2H2O = (CaSO4)5H2O + H2O =>
5 CaSO4*2H2O = (CaSO4)5H2O + 9 H2O
FeSO4 + NH4OH = Fe(NH3)4SO4 + H2O =>
FeSO4 + 4 NH4OH = Fe(NH3)4SO4 + 4 H2O
Al + Hg = AlHg =>
Al + Hg = AlHg
Ir + O = IrO =>
Ir + O = IrO
Na3AsO4 + Zn + H2SO4 = AsH3 + Na2SO4 + H2O + ZnSO4 =>
2 Na3AsO4 + 8 Zn + 11 H2SO4 = 2 AsH3 + 3 Na2SO4 + 8 H2O + 8 ZnSO4
NaCl + H2SO4 + CaCO3 + C = Na2CO3 + CO2 + CaS + HCl =>
2 NaCl + H2SO4 + CaCO3 + 2 C = Na2CO3 + 2 CO2 + CaS + 2 HCl
Fe2O3 + Sn3(PO4)4 = FePO4 + SnO2 =>
2 Fe2O3 + Sn3(PO4)4 = 4 FePO4 + 3 SnO2
Fe2O3 + NaOH = Fe2(OH)3 + NaO =>
Fe2O3 + 3 NaOH = Fe2(OH)3 + 3 NaO
KC2H3O2 + H2O = C2H4O2 + KOH =>
KC2H3O2 + H2O = C2H4O2 + KOH
Cu{+2}SO4 + Pb = Pb{+2}SO4 + Cu =>
Cu{+2}SO4 + Pb = Pb{+2}SO4 + Cu
Pb + H3Po4 = PbPo4 + H2 =>
2 Pb + 2 H3Po4 = 2 PbPo4 + 3 H2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C14H10 + Na2Cr2O7 + H2SO4 = C14H8O2 + Cr2(SO4)3 + Na2SO4 + H2O =>
C14H10 + Na2Cr2O7 + 4 H2SO4 = C14H8O2 + Cr2(SO4)3 + Na2SO4 + 5 H2O
NaClO2 + HX = NaX + HClO2 =>
NaClO2 + HX = NaX + HClO2
(NH4)2CO3 + Hg(NO3)2 = HgCO3 + NH4NO3 =>
(NH4)2CO3 + Hg(NO3)2 = HgCO3 + 2 NH4NO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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