Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + 2 H2O = 2 NaOH + H2
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
KAg(CN)2 + Zn = Ag + Zn(CN)2 + KCN =>
2 KAg(CN)2 + Zn = 2 Ag + Zn(CN)2 + 2 KCN
HBr + Al(NO3)3 = HNO3 + AlBr3 =>
3 HBr + Al(NO3)3 = 3 HNO3 + AlBr3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cu2CO3 = Cu + CO2 + O2 =>
2 Cu2CO3 = 4 Cu + 2 CO2 + O2
Ca(s) + NaCl(aq) = CaCl2(aq) + Na(s) =>
Ca(s) + 2 NaCl(aq) = CaCl2(aq) + 2 Na(s)
NH4NO3 + NaSO4 = NH4SO4 + NaNO3 =>
NH4NO3 + NaSO4 = NH4SO4 + NaNO3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
MnC2O4*3H2O + O2 = Mn3O4 + H2O + CO2 =>
3 MnC2O4*3H2O + 2 O2 = Mn3O4 + 9 H2O + 6 CO2
Ca(OH)2 + KCl = CaCl2 + K(OH) =>
Ca(OH)2 + 2 KCl = CaCl2 + 2 K(OH)
C3H7Cl + Cl2 = C3H5Cl2 + HCl =>
2 C3H7Cl + 3 Cl2 = 2 C3H5Cl2 + 4 HCl
AlI3 + HgCl2 = AlCl3 + HgI2 =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2
CuS + HNO3 = Cu(NO3)2 + H2SO4 + NO + H2O =>
3 CuS + 14 HNO3 = 3 Cu(NO3)2 + 3 H2SO4 + 8 NO + 4 H2O
TiO2 + H2O = Ti(OH)4 =>
TiO2 + 2 H2O = Ti(OH)4
NH4Cl + KOH = KCl + NH4OH(s) =>
NH4Cl + KOH = KCl + NH4OH(s)
LiCl(l) = Li + Cl =>
LiCl(l) = Li + Cl
K2PtCl6 + H2O = H2PtCl6 + K2O =>
K2PtCl6 + H2O = H2PtCl6 + K2O
MgSO4 + Al2(CO3)3 = MgCO3 + Al2(SO4)3 =>
3 MgSO4 + Al2(CO3)3 = 3 MgCO3 + Al2(SO4)3
Ca(OH)2(aq) + Na2CO3(aq) = CaCO3(s) + NaOH(aq) =>
Ca(OH)2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaOH(aq)
Co2S3 = Co + S =>
Co2S3 = 2 Co + 3 S
NH4NO3 + H2O2 = NO2 + H2O =>
NH4NO3 + 3 H2O2 = 2 NO2 + 5 H2O
Na2CO3 + CH3OOH = CH3OOHNa + CO2 + H2O =>
2 Na2CO3 + 5 CH3OOH = 4 CH3OOHNa + 3 CO2 + 2 H2O
C3H7SH + O2 = CO2 + Water + SO2 =>
C3H7SH + 6 O2 = 3 CO2 + 4 H2O + SO2
LiCl + Na2 + Co3 = LiCo3 + Na2Cl =>
LiCl + Na2 + Co3 = LiCo3 + Na2Cl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
PbO2(s) = Pb4(s) + O2(g) =>
4 PbO2(s) = Pb4(s) + 4 O2(g)
ZnO + Ag = Zn + Ag2O =>
ZnO + 2 Ag = Zn + Ag2O
Cu3 + PO4 = Cu3(PO4)2 =>
Cu3 + 2 PO4 = Cu3(PO4)2
PbCl2 + K2SO4 = PbSO4 + KCl =>
PbCl2 + K2SO4 = PbSO4 + 2 KCl
GaBr3 + K2S = Ga2S3 + KBr =>
2 GaBr3 + 3 K2S = Ga2S3 + 6 KBr
HCN + O2 = CO + NO2 + H2O =>
4 HCN + 7 O2 = 4 CO + 4 NO2 + 2 H2O
AgNO3 + KCI = AgCI + KNO3 =>
AgNO3 + KCI = AgCI + KNO3
CH4 + Cu = CuCH4 =>
CH4 + Cu = CuCH4
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
KCI + O2 = KCIO3 =>
2 KCI + 3 O2 = 2 KCIO3
NaOH(aq) + K3PO4(aq) = Na3PO4(aq) + KOH(aq) =>
3 NaOH(aq) + K3PO4(aq) = Na3PO4(aq) + 3 KOH(aq)
HClO3 + Li(OH) = LiClO3 + H2O =>
HClO3 + Li(OH) = LiClO3 + H2O
KOH + SrCl2 = Sr(OH)2 + KCl =>
2 KOH + SrCl2 = Sr(OH)2 + 2 KCl
CaCl2(aq) + Na2C2O4(aq) = CaO(s) + Na2C2O3Cl2(aq) =>
CaCl2(aq) + Na2C2O4(aq) = CaO(s) + Na2C2O3Cl2(aq)
H3PO2 + KMnO4 + H2SO4 = H3PO4 + MnSO4 + K2SO4 + H2O =>
5 H3PO2 + 4 KMnO4 + 6 H2SO4 = 5 H3PO4 + 4 MnSO4 + 2 K2SO4 + 6 H2O
Na2S2O3 + I2 + H2O = Na2S4O6*2H2O + HI + Na2SO4 =>
3 Na2S2O3 + 5 I2 + 7 H2O = Na2S4O6*2H2O + 10 HI + 2 Na2SO4
TsO = Ts + O =>
TsO = Ts + O
CH3OH + CH3COOH = C4H8O2 + H2O =>
2 CH3OH + CH3COOH = C4H8O2 + 2 H2O
PbClO3 + NaOH = PbOH + NaClO3 =>
PbClO3 + NaOH = PbOH + NaClO3
H2SO4 + CuCO3 = H2CO3 + CuSO4 =>
H2SO4 + CuCO3 = H2CO3 + CuSO4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
ZnSO4 + [Fe(CN)6] = Zn3[Fe(CN)6]2 + SO4 =>
3 ZnSO4 + 2[Fe(CN)6] = Zn3[Fe(CN)6]2 + 3 SO4
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