| Équations équilibrées la veille |
4 FeS2 + 11 O2 = 2 Fe2O3 + 4 S2O4
NH4Cl + K2O = KCl + (NH4)2O =>
2 NH4Cl + K2O = 2 KCl + (NH4)2O
Mn + ClO4 = Mn(ClO4)2 =>
Mn + 2 ClO4 = Mn(ClO4)2
MnSO4 + PbO2 + H3PO4 = PbSO4 + Pb3(PO4)2 + HMnO4 + H2O =>
2 MnSO4 + 5 PbO2 + 2 H3PO4 = 2 PbSO4 + Pb3(PO4)2 + 2 HMnO4 + 2 H2O
Se + H2SO4 = SeO2 + SO2 + H2O =>
Se + 2 H2SO4 = SeO2 + 2 SO2 + 2 H2O
SnO2 + Cl2 = SnCl4 + O2 =>
SnO2 + 2 Cl2 = SnCl4 + O2
H3AsO3 + I2 + NaHCO3 = Na3AsO4 + NaI + H2O + CO2 =>
H3AsO3 + I2 + 5 NaHCO3 = Na3AsO4 + 2 NaI + 4 H2O + 5 CO2
NaBiO3 + HNO3 = Bi(NO3)3 + NaNO3 + H2O + O2 =>
2 NaBiO3 + 8 HNO3 = 2 Bi(NO3)3 + 2 NaNO3 + 4 H2O + O2
Co2O3 = Co + O2 =>
2 Co2O3 = 4 Co + 3 O2
NaCl + HOCl = HCl + NaOCl =>
NaCl + HOCl = HCl + NaOCl
FeCl2 + KCN = KCl + Fe(CN)2 =>
FeCl2 + 2 KCN = 2 KCl + Fe(CN)2
NaCrO2 + NaClO + KOH = Na2CrO4 + H2O + K2NaCl3 =>
2 NaCrO2 + 3 NaClO + 2 KOH = 2 Na2CrO4 + H2O + K2NaCl3
Ba(CH3COO)2 + (NH4)2SO4 = BaSO4 + NH4CH3COO =>
Ba(CH3COO)2 + (NH4)2SO4 = BaSO4 + 2 NH4CH3COO
Ca(HCO3)2 + NH4OH = CaCO3 + (NH4)2CO3 + H2O =>
Ca(HCO3)2 + 2 NH4OH = CaCO3 + (NH4)2CO3 + 2 H2O
AgCl + CuCl = Ag + CuCl2 =>
AgCl + CuCl = Ag + CuCl2
AgOH + Ba3(PO4)2 = Ag3PO4 + Ba(OH)2 =>
6 AgOH + Ba3(PO4)2 = 2 Ag3PO4 + 3 Ba(OH)2
Cs2S + Al(OH)3 = CsOH + Al2S3 =>
3 Cs2S + 2 Al(OH)3 = 6 CsOH + Al2S3
C4H6 + O2(g) = CO2(g) + H2O(g) =>
2 C4H6 + 11 O2(g) = 8 CO2(g) + 6 H2O(g)
C2H4O2 + K(OH) = CH3CO2K + H2O =>
C2H4O2 + K(OH) = CH3CO2K + H2O
C2H4O = C + H + O =>
C2H4O = 2 C + 4 H + O
H3PO3 + Cu = CuPO3 + H2 =>
2 H3PO3 + 2 Cu = 2 CuPO3 + 3 H2
Pb(ClO3)2 = Pb + ClO3 =>
Pb(ClO3)2 = Pb + 2 ClO3
Na + CO = Na2CO3 + C =>
2 Na + 3 CO = Na2CO3 + 2 C
HI + Pb(CH3COO)2 = PbI2 + HCH3COO =>
2 HI + Pb(CH3COO)2 = PbI2 + 2 HCH3COO
C2H2N + O2 = CO2 + H2O + NO =>
C2H2N + 3 O2 = 2 CO2 + H2O + NO
C2H5OH + O2 = C2HOH + H2O =>
C2H5OH + O2 = C2HOH + 2 H2O
Cr(OH)2 + NaClO + Na2CO3 = Na2CrO4 + NaCl + CO2 + H2O =>
Cr(OH)2 + 2 NaClO + Na2CO3 = Na2CrO4 + 2 NaCl + CO2 + H2O
Cr(OH)3 + KOH + Br2 = KBr + K2CrO4 + H2O =>
2 Cr(OH)3 + 10 KOH + 3 Br2 = 6 KBr + 2 K2CrO4 + 8 H2O
SbO + H2O = H2SbO2 =>
SbO + H2O = H2SbO2
Cr(s) + Fe(NO3)3(aq) = Fe(s) + Cr(NO3)3(aq) =>
Cr(s) + Fe(NO3)3(aq) = Fe(s) + Cr(NO3)3(aq)
H{+} + Cu(OH)2 + KI = CuI + I2 + K{+} + H2O =>
4 H{+} + 2 Cu(OH)2 + 4 KI = 2 CuI + I2 + 4 K{+} + 4 H2O
FeCO3 + H3O = Fe2 + CO2 + H2O =>
2 FeCO3 + 4 H3O = Fe2 + 2 CO2 + 6 H2O
Ag2O + NH4Cl = NH3 + H2O + AgCl =>
Ag2O + 2 NH4Cl = 2 NH3 + H2O + 2 AgCl
Sn + Li2SO4 = SnSO4 + Li =>
Sn + Li2SO4 = SnSO4 + 2 Li
FeS(s) + HCl = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl = FeCl2(aq) + H2S(g)
CaCl2O6 = CaCl2 + O2 =>
CaCl2O6 = CaCl2 + 3 O2
HCOOH + Sr(OH)2 = (HCOO)2Sr + H2O =>
2 HCOOH + Sr(OH)2 = (HCOO)2Sr + 2 H2O
C5H12O + HCOOH = C5H11COOH + H2O =>
C5H12O + HCOOH = C5H11COOH + H2O
PbCrO4 + HCl = PbCl2 + CrCl3 + Cl2 + H2O =>
2 PbCrO4 + 16 HCl = 2 PbCl2 + 2 CrCl3 + 3 Cl2 + 8 H2O
H2O + BrO3{-} + NH3OH{+} = Br{-} + NO2{-} + H3O{+} =>
3 H2O + 2 BrO3{-} + 3 NH3OH{+} = 2 Br{-} + 3 NO2{-} + 6 H3O{+}
Ba3N2 + HCl = BaCl2 + H3N =>
Ba3N2 + 6 HCl = 3 BaCl2 + 2 H3N
Cu(s) + HCl(aq) + O = CuCl2 + H2O =>
Cu(s) + 2 HCl(aq) + O = CuCl2 + H2O
Fe2O3 + Ni(OH)2 = Ni(FeO2)2 + H2O =>
Fe2O3 + Ni(OH)2 = Ni(FeO2)2 + H2O
Ag2SO4 + K2Cr2O7 = K2SO4 + Ag2Cr2O7 =>
Ag2SO4 + K2Cr2O7 = K2SO4 + Ag2Cr2O7
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
IrCl2 = Ir + Cl2 =>
IrCl2 = Ir + Cl2
Al + KOH + H2C2O4*2H2O = H2O + K3[Al(C2O4)3]*3H2O + H2 =>
2 Al + 6 KOH + 6 H2C2O4*2H2O = 12 H2O + 2 K3[Al(C2O4)3]*3H2O + 3 H2
Na + HNO3 = NaHNO3 =>
Na + HNO3 = NaHNO3
N2 + NH4Cl = (NH4)3N + Cl2 =>
N2 + 6 NH4Cl = 2(NH4)3N + 3 Cl2
(NH4)2Cr2O7 = NH3 + H2O + O + Cr2O3 =>
(NH4)2Cr2O7 = 2 NH3 + H2O + 3 O + Cr2O3
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