| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HNO3 + Zn(OH)2 = 2 H2O + Zn(NO3)2
Fe + H2O = H2 + FeO2 =>
Fe + 2 H2O = 2 H2 + FeO2
NaCl(s) + H2O(l) = NaOH(aq) + HCl(aq) =>
NaCl(s) + H2O(l) = NaOH(aq) + HCl(aq)
CH2ClCOONa + HCl = CH2ClCOOH + NaCl =>
CH2ClCOONa + HCl = CH2ClCOOH + NaCl
CO + H2O = H2O2 + C =>
CO + H2O = H2O2 + C
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
(NH4)2C2O4 + CaCl2 = CaC2O4 + NH4Cl =>
(NH4)2C2O4 + CaCl2 = CaC2O4 + 2 NH4Cl
CaCl2(ac) + K2CO3(ac) = CaCO3(s) + KCl(ac) =>
CaCl2(ac) + K2CO3(ac) = CaCO3(s) + 2 KCl(ac)
Cl + NaOH = ClOH + Na =>
Cl + NaOH = ClOH + Na
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
K2CO3(s) + Ca(NO3)2(aq) = KNO3(aq) + CaCO3(s) =>
K2CO3(s) + Ca(NO3)2(aq) = 2 KNO3(aq) + CaCO3(s)
KCl + CH3COOH = KCOOH + CH3Cl =>
KCl + CH3COOH = KCOOH + CH3Cl
NaN3 + O2 = Na + N2O =>
4 NaN3 + 3 O2 = 4 Na + 6 N2O
AgI + NaCl = AgCl + NaI =>
AgI + NaCl = AgCl + NaI
Cu3SbS4 + HNO3 = Cu(NO3)2 + Sb(NO3)3 + H2SO4 + NO + H2O =>
Cu3SbS4 + 20 HNO3 = 3 Cu(NO3)2 + Sb(NO3)3 + 4 H2SO4 + 11 NO + 6 H2O
SrBr2 + Cs2CO3 = SrCO3 + CsBr =>
SrBr2 + Cs2CO3 = SrCO3 + 2 CsBr
K2SO4 + Ca(HCO3)2 = CaSO4 + KHCO3 =>
K2SO4 + Ca(HCO3)2 = CaSO4 + 2 KHCO3
KNO2 + K2S + H2SO4 = NO + K2SO4 + H2O =>
8 KNO2 + K2S + 4 H2SO4 = 8 NO + 5 K2SO4 + 4 H2O
Fe + O2 + H2O = Fe(OH)3 =>
4 Fe + 3 O2 + 6 H2O = 4 Fe(OH)3
(NH2)2CNH + H2O = (NH2)2CNH2{+} + OH{-} =>
(NH2)2CNH + H2O = (NH2)2CNH2{+} + OH{-}
K2(C2O4) + H2SO4 = H2C2O4 + K2SO4 =>
K2(C2O4) + H2SO4 = H2C2O4 + K2SO4
CuCl + Na = Cu + NaCl =>
CuCl + Na = Cu + NaCl
P6(OH)2 + HNO3 = P6(NO3)2 + H2O =>
P6(OH)2 + 2 HNO3 = P6(NO3)2 + 2 H2O
C6H5COOH + CaCO3 = C6H5COOCa + CO2 + H2O =>
31 C6H5COOH + 30 CaCO3 = 30 C6H5COOCa + 37 CO2 + 18 H2O
Pb(OH)2 + HCl = PbCl2 + H2O =>
Pb(OH)2 + 2 HCl = PbCl2 + 2 H2O
Ag + B2N3 = AgN + B =>
3 Ag + B2N3 = 3 AgN + 2 B
NaCl + KNO2 = KCl + NaNO2 =>
NaCl + KNO2 = KCl + NaNO2
MnO2 + Al + C = Mn3AlC + Al2O3 =>
3 MnO2 + 5 Al + C = Mn3AlC + 2 Al2O3
Al2O3 + HClO4 = Al(ClO4)3 + H2O =>
Al2O3 + 6 HClO4 = 2 Al(ClO4)3 + 3 H2O
H2SO4 + AuCl3 = HCl + Au2(SO4)3 =>
3 H2SO4 + 2 AuCl3 = 6 HCl + Au2(SO4)3
CH3NH3ClKOH = CH3NH3KClOH =>
CH3NH3ClKOH = CH3NH3KClOH
Co(NO3)2 + Rb3PO4 = CoPO4 + Rb3(NO3)2 =>
Co(NO3)2 + Rb3PO4 = CoPO4 + Rb3(NO3)2
NG3 + H2O = NG3H2O =>
NG3 + H2O = NG3H2O
HNO2 = NO + H2O + NO2 =>
2 HNO2 = NO + H2O + NO2
Mg(OH)2 + HBr = Mg(Br)2 + HOH =>
Mg(OH)2 + 2 HBr = Mg(Br)2 + 2 HOH
H2O + HPO3{-} + OBr{-} = Br{-} + PO4{-3} + H{+} =>
H2O + 2 HPO3{-} + OBr{-} = Br{-} + 2 PO4{-3} + 4 H{+}
Pb(No3)2 + HCl = PbCl2 + HNo3 =>
Pb(No3)2 + 2 HCl = PbCl2 + 2 HNo3
CO + I2 = COI2 =>
CO + I2 = COI2
PbF4 + K3PO4 = KF + Pb3(PO4)4 =>
3 PbF4 + 4 K3PO4 = 12 KF + Pb3(PO4)4
CaSO4 + LiF = CaF2 + Li2SO4 =>
CaSO4 + 2 LiF = CaF2 + Li2SO4
Al + Ba(OH)2 + H2O = Ba[Al(OH)4] + H2 =>
Al + Ba(OH)2 + 2 H2O = Ba[Al(OH)4] + H2
NaI + CuCl2 = NaCl + CuI2 =>
2 NaI + CuCl2 = 2 NaCl + CuI2
C6H5COCl + NaHCO3 = C6H5COONa + HCl + CO2 =>
C6H5COCl + NaHCO3 = C6H5COONa + HCl + CO2
Al + CuTe = Al2Te3 + Cu =>
2 Al + 3 CuTe = Al2Te3 + 3 Cu
Fe3C + Fe2O3 = Fe + CO =>
3 Fe3C + Fe2O3 = 11 Fe + 3 CO
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Mn(C2H3O2)2 + Na2S = MnS + NaC2H3O2 =>
Mn(C2H3O2)2 + Na2S = MnS + 2 NaC2H3O2
FeCl2 + H2O + Na2SeO3 = FeCl3 + FeSe + NaOH + O2 =>
3 FeCl2 + H2O + Na2SeO3 = 2 FeCl3 + FeSe + 2 NaOH + O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HCOONa + H2SO4 = CH2O2 + Na2SO4 =>
2 HCOONa + H2SO4 = 2 CH2O2 + Na2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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