| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NAl + 3 Pb(NO3)2 = Pb3Al2 + 2 N(NO3)3
Zn(OH)2 + CH3COOH = H2O + Zn(C2H3O2)2 =>
Zn(OH)2 + 2 CH3COOH = 2 H2O + Zn(C2H3O2)2
GeO2 + H2 = Ge + H2O =>
GeO2 + 2 H2 = Ge + 2 H2O
Al + PbSO4 = Al2(SO4)3 + Pb2 =>
4 Al + 6 PbSO4 = 2 Al2(SO4)3 + 3 Pb2
Pb + PbO2 + H2SO4 = Pb(ll)SO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 Pb(ll)SO4 + 2 H2O
Ag(NO3)3 + KCl = K(NO3) + AgCl3 =>
Ag(NO3)3 + 3 KCl = 3 K(NO3) + AgCl3
Na2SO3 + Fe(NO3)3 = Fe2(SO3)3 + Na3(NO3)3 =>
3 Na2SO3 + 2 Fe(NO3)3 = Fe2(SO3)3 + 2 Na3(NO3)3
O2 + C4H10 = H2O + C =>
5 O2 + 2 C4H10 = 10 H2O + 8 C
Fe2(SO4)3(aq) + NaOH(aq) = Fe(OH)3(aq) + Na2SO4(aq) =>
Fe2(SO4)3(aq) + 6 NaOH(aq) = 2 Fe(OH)3(aq) + 3 Na2SO4(aq)
HC2H302(aq) + NaHCO3(s) = H20(l) + CO2(g) + NaC2H302(aq) =>
100 HC2H302(aq) + 80 NaHCO3(s) = 311 H20(l) + 120 CO2(g) + 80 NaC2H302(aq)
NiCl2(H2O)4 + NH4OH = Ni(NH3)6Cl2 + H2O =>
NiCl2(H2O)4 + 6 NH4OH = Ni(NH3)6Cl2 + 10 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2C2O4 + K2MnO4 = K2O + H2O + CO2 + Mn2O3 =>
3 H2C2O4 + 2 K2MnO4 = 2 K2O + 3 H2O + 6 CO2 + Mn2O3
ICH2CH2I + NaOH = C2H4OH + NaI2 =>
ICH2CH2I + NaOH = C2H4OH + NaI2
(NH4)3PO4 + AgNO3 = Ag3PO4 + NH4NO3 =>
(NH4)3PO4 + 3 AgNO3 = Ag3PO4 + 3 NH4NO3
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
MnO4{-} + OH{-} + NO2{-} = NO3{-} + MnO4{2-} + H2O =>
2 MnO4{-} + 2 OH{-} + NO2{-} = NO3{-} + 2 MnO4{2-} + H2O
ZnO(s) + S(s) = ZnS(s) + SO2(g) =>
2 ZnO(s) + 3 S(s) = 2 ZnS(s) + SO2(g)
H2SO4(aq) + Na2CO3(s) = H2CO3(aq) + Na2SO4(aq) =>
H2SO4(aq) + Na2CO3(s) = H2CO3(aq) + Na2SO4(aq)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
KH2PO4 + H2O = KOH + H3PO4 =>
KH2PO4 + H2O = KOH + H3PO4
S8 + HNO3 = SO2 + NO2 + H2O =>
S8 + 32 HNO3 = 8 SO2 + 32 NO2 + 16 H2O
B2O3 + Li2O = Li2B4O7 =>
2 B2O3 + Li2O = Li2B4O7
ZnS + O2 = ZnO + SO22 =>
2 ZnS + 23 O2 = 2 ZnO + 2 SO22
Fe + Mg(NO3)2 = Fe(NO3)2 + Mg =>
Fe + Mg(NO3)2 = Fe(NO3)2 + Mg
Zn + NO3{-} + OH{-} = NH3 + ZnO2{2-} + H2O =>
4 Zn + NO3{-} + 7 OH{-} = NH3 + 4 ZnO2{2-} + 2 H2O
Bi2O3 + H2 = Bi2H2 + O3H2 =>
Bi2O3 + 2 H2 = Bi2H2 + O3H2
MnS + O2 + H2O = Mn(OH)2 + S =>
2 MnS + O2 + 2 H2O = 2 Mn(OH)2 + 2 S
Al2O3 + K2CO3 = KAlO2 + CO2 =>
Al2O3 + K2CO3 = 2 KAlO2 + CO2
ClF3 + Fe = FeF3 + Cl2 =>
2 ClF3 + 2 Fe = 2 FeF3 + Cl2
KMnO4 + KI + H2O = MnO2 + I2 + KOH =>
2 KMnO4 + 6 KI + 4 H2O = 2 MnO2 + 3 I2 + 8 KOH
Fe + SnCl4 = FeCl3 + Sn =>
4 Fe + 3 SnCl4 = 4 FeCl3 + 3 Sn
CH3OH + H2SO4 + KMnO4 = CO + H2O2 + K2SO4 + MnSO4 =>
CH3OH + 6 H2SO4 + 4 KMnO4 = CO + 8 H2O2 + 2 K2SO4 + 4 MnSO4
AgNO3 + Fe3(SO4)2 = Ag3SO4 + Fe(NO3)2 =>
6 AgNO3 + Fe3(SO4)2 = 2 Ag3SO4 + 3 Fe(NO3)2
TeO2 + Na2SO3 = Te + Na2SO4 =>
TeO2 + 2 Na2SO3 = Te + 2 Na2SO4
MnS + KOH = Mn(OH)2 + K2S =>
MnS + 2 KOH = Mn(OH)2 + K2S
B2Br6 + HNo3 = B(No3)3 + HBr =>
B2Br6 + 6 HNo3 = 2 B(No3)3 + 6 HBr
CH3COOH + B(OH)3 = H2O + B(CH3COO)3 =>
3 CH3COOH + B(OH)3 = 3 H2O + B(CH3COO)3
CH3COOH + HBr = CH3COOBr + H2 =>
CH3COOH + HBr = CH3COOBr + H2
CrO4 + SO3 = Cr + SO4 =>
CrO4 + 4 SO3 = Cr + 4 SO4
CH3OH(l) + O2 = CO2(g) + H2O =>
2 CH3OH(l) + 3 O2 = 2 CO2(g) + 4 H2O
BaO2 + H2SO4 = H2O2 + BaSO4 =>
BaO2 + H2SO4 = H2O2 + BaSO4
KBr + Pb(NO3)2 = PbK + (NO3)2Br =>
KBr + Pb(NO3)2 = PbK + (NO3)2Br
Pb(CH3CO2)2 + K2CrO4 = PbCrO4 + KCH3CO2 =>
Pb(CH3CO2)2 + K2CrO4 = PbCrO4 + 2 KCH3CO2
Cl2 + H2S + H2O = HCl + H2SO4 =>
4 Cl2 + H2S + 4 H2O = 8 HCl + H2SO4
Cu(NH3)4{+2} + CN{-} + H2O = Cu(CN)3{-2} + CNO{-} + H{+} + NH3 =>
2 Cu(NH3)4{+2} + 7 CN{-} + H2O = 2 Cu(CN)3{-2} + CNO{-} + 2 H{+} + 8 NH3
Cr + KClO3 + KOH = KCrO4 + KCl + H2O =>
6 Cr + 7 KClO3 + 6 KOH = 6 KCrO4 + 7 KCl + 3 H2O
HOAc + (NH4)3PO4 = H3PO4 + NH4OAc =>
3 HOAc + (NH4)3PO4 = H3PO4 + 3 NH4OAc
Fe + H2 = FeH2 =>
Fe + H2 = FeH2
NH4 + NO2 = N2 + H2O =>
NH4 + NO2 = N2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/28/24
Équations équilibrées sur02/27/23
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