| Équations équilibrées la veille |
2 NaCl + Ag2O = 2 AgCl + Na2O
CoCl2 + K3PO4 = Co3(PO4)2 + KCl =>
3 CoCl2 + 2 K3PO4 = Co3(PO4)2 + 6 KCl
CH2CHCHO + Br2 + H2O = CH2CHCOOH + HBr =>
CH2CHCHO + Br2 + H2O = CH2CHCOOH + 2 HBr
NaOH + CaSO4 = NaSO4 + CaOH =>
NaOH + CaSO4 = NaSO4 + CaOH
CaC + HCl = C2H2 + CaCl2 + H2 =>
2 CaC + 4 HCl = C2H2 + 2 CaCl2 + H2
Mg(OH)2 + NaOH = Na(OH)2 + MgOH =>
Mg(OH)2 + NaOH = Na(OH)2 + MgOH
CH2CH(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH2CH(CH2)2CH3 + 15 O2 = 10 CO2 + 10 H2O
NO2 + H2O = NH3 + O2 =>
4 NO2 + 6 H2O = 4 NH3 + 7 O2
Mn(NO3)2 + AgCl + NH3 = AgNO3 + Mn[(NH3)6]Cl2 =>
Mn(NO3)2 + 2 AgCl + 6 NH3 = 2 AgNO3 + Mn[(NH3)6]Cl2
K2[Sn(OH)4] + PbO2 + KOH + H2O = K2[Pb(OH)4] + K2[Sn(OH)6] =>
K2[Sn(OH)4] + PbO2 + 2 KOH + 2 H2O = K2[Pb(OH)4] + K2[Sn(OH)6]
KHCO3FeSO4 = KHSO4FeCO3 =>
KHCO3FeSO4 = KHSO4FeCO3
Ca + H2 = CaH2 =>
Ca + H2 = CaH2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
SO2 + Cr2O7{2-} + H{+} = Cr{3+} + SO4{2-} + H2O =>
3 SO2 + Cr2O7{2-} + 2 H{+} = 2 Cr{3+} + 3 SO4{2-} + H2O
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
FeCl3 + Na2HPO4 + CH3COONa = FePO4 + NaCl + CH3COOH =>
FeCl3 + Na2HPO4 + CH3COONa = FePO4 + 3 NaCl + CH3COOH
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
C7H16 + O2(g) = CO2(g) + H2O(l) =>
C7H16 + 11 O2(g) = 7 CO2(g) + 8 H2O(l)
Sn(OH)2 + H2CrO4 = SnCrO4 + H2O =>
Sn(OH)2 + H2CrO4 = SnCrO4 + 2 H2O
(C2H5)2NC2H4SH + Na + POCl3 = (C2H5)2NC2H4SPOCl2 + NaCl + H2 =>
2(C2H5)2NC2H4SH + 2 Na + 2 POCl3 = 2(C2H5)2NC2H4SPOCl2 + 2 NaCl + H2
C6H12O + K2Cr2O7 = C6H10O + H2O + KCr =>
7 C6H12O + K2Cr2O7 = 7 C6H10O + 7 H2O + 2 KCr
K2Cr2O7 + HCl + NH4NO3 = CrCl3 + H2O + KCl + NO2 =>
K2Cr2O7 + 8 HCl + NH4NO3 = 2 CrCl3 + 6 H2O + 2 KCl + 2 NO2
Al(s) + Fe2O3(aq) = Al2O3(aq) + Fe(s) =>
2 Al(s) + Fe2O3(aq) = Al2O3(aq) + 2 Fe(s)
CH3CH2NH2 + H2SO4 = CH3CH2NH4SO4 =>
CH3CH2NH2 + H2SO4 = CH3CH2NH4SO4
K[Cr(OH)4] + Br2 + KOH = K2CrO4 + HBr + H2O =>
2 K[Cr(OH)4] + 3 Br2 + 2 KOH = 2 K2CrO4 + 6 HBr + 2 H2O
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
RbOH + H2SO4 = H2O + RbHSO4 =>
RbOH + H2SO4 = H2O + RbHSO4
Al + H2S = Al2S3 + H2 =>
2 Al + 3 H2S = Al2S3 + 3 H2
CO2 + H2O = C6H12O8 + O2 =>
6 CO2 + 6 H2O = C6H12O8 + 5 O2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
CuBr2 = Br2 + Cu =>
CuBr2 = Br2 + Cu
NH2CH2COONH4 + HCl = NH3ClCH2COOH + NH4Cl =>
NH2CH2COONH4 + 2 HCl = NH3ClCH2COOH + NH4Cl
Pb + Mg(NO3)2 = Pb(NO3)2 + Mg =>
Pb + Mg(NO3)2 = Pb(NO3)2 + Mg
NaBr + AgNO3 = AgBr + Na + NO3 =>
NaBr + AgNO3 = AgBr + Na + NO3
Na + H(OH) = Na(OH) + H2 =>
2 Na + 2 H(OH) = 2 Na(OH) + H2
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
(NH4)2SO3 + KMnO4 + H2SO4 = (NH4)2SO4 + MnSO4 + K2SO4 + H2O =>
5(NH4)2SO3 + 2 KMnO4 + 3 H2SO4 = 5(NH4)2SO4 + 2 MnSO4 + K2SO4 + 3 H2O
Ba(C2O4) + K(IO3) = Ba(IO3)2 + K2(C2O4) =>
Ba(C2O4) + 2 K(IO3) = Ba(IO3)2 + K2(C2O4)
Pb + FeSO3 = PbSO3 + Fe =>
Pb + FeSO3 = PbSO3 + Fe
AgC2H3O2 + Al = Al(C2H3O2)3 + Ag =>
3 AgC2H3O2 + Al = Al(C2H3O2)3 + 3 Ag
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
Zn + K2CrO4 = K + ZnCrO4 =>
Zn + K2CrO4 = 2 K + ZnCrO4
PbI2 + KI = K2[PbI4] =>
PbI2 + 2 KI = K2[PbI4]
C2H5NO2 + C4H6O3 = C4H7NO3 + C2H4O2 =>
C2H5NO2 + C4H6O3 = C4H7NO3 + C2H4O2
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