| Équations équilibrées la veille |
Al2(SO4)3*16H2O = Al2(SO4)3 + 16 H2O
Fe(OH)3 + MgH = Mg + H2O + Fe =>
Fe(OH)3 + 3 MgH = 3 Mg + 3 H2O + Fe
HPO4 + Ac = PO4 + HAc =>
HPO4 + Ac = PO4 + HAc
CH3CH2OH + Al = CH3CH2OCH2CH3 + Al2O3 + H =>
6 CH3CH2OH + 2 Al = 3 CH3CH2OCH2CH3 + Al2O3 + 6 H
CH3CO2H + NaHCO3 = CO2H + Na + CH3HCO3 =>
CH3CO2H + NaHCO3 = CO2H + Na + CH3HCO3
Na2CO3(aq) + HNO3(aq) = CO2(g) + H2O(g) + NaNO3(aq) =>
Na2CO3(aq) + 2 HNO3(aq) = CO2(g) + H2O(g) + 2 NaNO3(aq)
K2MnO4 = MnO2 + K2O + O2 =>
2 K2MnO4 = 2 MnO2 + 2 K2O + O2
CoC2O4 = Co + CO2 =>
CoC2O4 = Co + 2 CO2
O = O2371 =>
2371 O = O2371
CH3CH2NO2 + Zn + HCl = CH3CH2NH3Cl + ZnCl2 + H2O =>
CH3CH2NO2 + 3 Zn + 7 HCl = CH3CH2NH3Cl + 3 ZnCl2 + 2 H2O
ethane = ethylene + hydrogen =>
C2H6 = C2H4 + H2
HBr + NH3 = NH4Br =>
HBr + NH3 = NH4Br
C2H4 + KMnO4 + Na2CO3 = C2H4(OH)2 + MnO2 + KCO3 + Na2O =>
3 C2H4 + 8 KMnO4 + 6 Na2CO3 = 2 C2H4(OH)2 + 8 MnO2 + 8 KCO3 + 6 Na2O
Ag2O(s) + NH3(aq) + H2O(l) = Ag(NH3)2OH =>
Ag2O(s) + 4 NH3(aq) + H2O(l) = 2 Ag(NH3)2OH
B2CO3 + C + Cl2 = BCl3 + CO =>
B2CO3 + 2 C + 3 Cl2 = 2 BCl3 + 3 CO
Cu2SO4(aq) + NaCl(aq) = CuCl(s) + Na2SO4(aq) =>
Cu2SO4(aq) + 2 NaCl(aq) = 2 CuCl(s) + Na2SO4(aq)
H2SO4 + Fe = Fe2(SO4)3 + H2 =>
3 H2SO4 + 2 Fe = Fe2(SO4)3 + 3 H2
KMnO4(ac) + HCl(ac) = KCl(ac) + MnCl2(ac) + H2O(l) + Cl2(g) =>
2 KMnO4(ac) + 16 HCl(ac) = 2 KCl(ac) + 2 MnCl2(ac) + 8 H2O(l) + 5 Cl2(g)
CaCO3 + H3BO3 = CaBO3 + H3CO3 =>
CaCO3 + H3BO3 = CaBO3 + H3CO3
Ni3(CO3)3 = NiOCO2 =>
Ni3(CO3)3 = 3 NiOCO2
Zn + AgN03 = Ag + ZnN03 =>
Zn + AgN03 = Ag + ZnN03
NaClH2SO4 + MnO2 = Na2SO4 + MnSO4 + H2O + Cl2 =>
2 NaClH2SO4 + MnO2 = Na2SO4 + MnSO4 + 2 H2O + Cl2
Na2S2O8 + NiCl2 + NaOH = Ni(OH)3 + Na2SO4 + NaCl =>
Na2S2O8 + 2 NiCl2 + 6 NaOH = 2 Ni(OH)3 + 2 Na2SO4 + 4 NaCl
K2Cr2O7 + CH3OH + H2SO4 = HCOOH + Cr2(SO4)3 + K2SO4 + H3 =>
3 K2Cr2O7 + 21 CH3OH + 12 H2SO4 = 21 HCOOH + 3 Cr2(SO4)3 + 3 K2SO4 + 22 H3
Al + C = Al2(C2)3 =>
2 Al + 6 C = Al2(C2)3
H2SO4 + Fe = Fe2(SO4)3 + H2 =>
3 H2SO4 + 2 Fe = Fe2(SO4)3 + 3 H2
Pd(NO3)2 + CO + H2O = CO2 + Pd + HNO3 =>
Pd(NO3)2 + CO + H2O = CO2 + Pd + 2 HNO3
C2H5NO2 + C2H6O = C4H11NO3 =>
C2H5NO2 + C2H6O = C4H11NO3
Pd + HOCl + H{+} = Pd{+2} + Cl2 + H2O =>
Pd + 2 HOCl + 2 H{+} = Pd{+2} + Cl2 + 2 H2O
Na = Na6 =>
6 Na = Na6
C + H2O2 = H2O + CO2 =>
C + 2 H2O2 = 2 H2O + CO2
KI(aq) + FeCl3(aq) = FeCl2 + I2 + KCl =>
2 KI(aq) + 2 FeCl3(aq) = 2 FeCl2 + I2 + 2 KCl
Cl + Co2 = CoCl2 =>
4 Cl + Co2 = 2 CoCl2
Na2ZnO2 + HBr = ZnBr2 + NaBr + H2O =>
Na2ZnO2 + 4 HBr = ZnBr2 + 2 NaBr + 2 H2O
[Co(NH3)6]Br3 + HBr = [Co(NH3)5]Br4 + NH4 =>
[Co(NH3)6]Br3 + HBr = [Co(NH3)5]Br4 + NH4
Ti + H2O = TiO2 + H =>
Ti + 2 H2O = TiO2 + 4 H
MoO3 + P2O5 + (NH2)CO = MoP + H2O + CO2 + N2 =>
8 MoO3 + 4 P2O5 + 22(NH2)CO = 8 MoP + 22 H2O + 22 CO2 + 11 N2
H2O + Mg = H2 + MgO =>
H2O + Mg = H2 + MgO
KNO3 + P = KPO3 + NO2 + KNO2 =>
3 KNO3 + P = KPO3 + NO2 + 2 KNO2
(NH2)2CO + Ba(OH)2 = NH3 + BaCO3 =>
(NH2)2CO + Ba(OH)2 = 2 NH3 + BaCO3
KIO3 + Na2CO2 = KCO2 + Na2IO3 =>
KIO3 + Na2CO2 = KCO2 + Na2IO3
Na2CrO4 + Na2S + HCl = CrCl3 + NaCl + S + H2O =>
2 Na2CrO4 + 3 Na2S + 16 HCl = 2 CrCl3 + 10 NaCl + 3 S + 8 H2O
CaCO3 + C2H4O2 = Ca(C2H4O2)2 + CO2 + H2O =>
4 CaCO3 + 9 C2H4O2 = 4 Ca(C2H4O2)2 + 6 CO2 + 2 H2O
MgCl2 + (NH4)2CO3 + H2O = Mg(OH)2MgCO3H2O + NH4Cl + CO2 =>
2 MgCl2 + 2(NH4)2CO3 + 2 H2O = Mg(OH)2MgCO3H2O + 4 NH4Cl + CO2
Ga + NaOH + H2O = NaGaO2 + H2 =>
2 Ga + 2 NaOH + 2 H2O = 2 NaGaO2 + 3 H2
Ca(NO3)2 + Fe2O3 = CaO + Fe(NO3)3 =>
3 Ca(NO3)2 + Fe2O3 = 3 CaO + 2 Fe(NO3)3
W3(OH)3 = HOW =>
W3(OH)3 = 3 HOW
B2H6 + NaOH + H2 = NaBH4 + H2O =>
B2H6 + 2 NaOH + 2 H2 = 2 NaBH4 + 2 H2O
C9H11NO3 + O3 = H2O + CO2 + N2 =>
6 C9H11NO3 + 41 O3 = 33 H2O + 54 CO2 + 3 N2
Li2CO3 + HBr = Li2Br + HCO3 =>
Li2CO3 + HBr = Li2Br + HCO3
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