| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H3O{+} + CaCO3 = 3 H2O + Ca{2+} + CO2
Ca + NaC2O4 = Ca(C2O4) + Na =>
Ca + NaC2O4 = Ca(C2O4) + Na
Cr2 + S = CrS3 =>
Cr2 + 6 S = 2 CrS3
FeO + HNO3 = Fe(NO3)3 + H2O + NH4NO3 =>
8 FeO + 26 HNO3 = 8 Fe(NO3)3 + 11 H2O + NH4NO3
H2SO4 + NaHCO3 = HSO4 + H2O + CO2 + Na =>
H2SO4 + NaHCO3 = HSO4 + H2O + CO2 + Na
Fe(NO3)2(aq) + Zn(s) = Fe2(s) + Zn(NO3)2(aq) =>
2 Fe(NO3)2(aq) + 2 Zn(s) = Fe2(s) + 2 Zn(NO3)2(aq)
H2SO4 + NH4OH = (NH4)2SO4 + HOH =>
H2SO4 + 2 NH4OH = (NH4)2SO4 + 2 HOH
Cu + Ti + Es = CuTiEs =>
Cu + Ti + Es = CuTiEs
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
AgNO3 + NaSCN = Ag(SCN) + Na(NO3) =>
AgNO3 + NaSCN = Ag(SCN) + Na(NO3)
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O =>
2 CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O
Si + HNO3 + H2O = H2SiO3 + NO =>
3 Si + 4 HNO3 + H2O = 3 H2SiO3 + 4 NO
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Cr2O7{-2} + Fe{2} + H{+} = Cr{+3} + Fe{3} + H2O =>
Cr2O7{-2} + 6 Fe{2} + 14 H{+} = 2 Cr{+3} + 6 Fe{3} + 7 H2O
ZnS + H2O2 = ZnO + S + H2O =>
ZnS + H2O2 = ZnO + S + H2O
Fe(oh)3 + H2O2 = Fe(OH)3 =>
2 Fe(oh)3 + 9 H2O2 = 6 Fe(OH)3
H{+} + NO2{-} = H(NO2) =>
H{+} + NO2{-} = H(NO2)
Na2CO3 + MgSO4(aq) = Na2SO4(aq) + MgCO3(s) =>
Na2CO3 + MgSO4(aq) = Na2SO4(aq) + MgCO3(s)
F + KBr3 = Br2 + FK =>
2 F + 2 KBr3 = 3 Br2 + 2 FK
Ca(HCO3)2 + H2O = Ca(OH)2 + HCO3 + H2 =>
Ca(HCO3)2 + 2 H2O = Ca(OH)2 + 2 HCO3 + H2
SnCl2 + FeCl2 = SnCl + FeCl3 =>
SnCl2 + FeCl2 = SnCl + FeCl3
K2Cr2O7 + MgO = K2O + MgCr2O7 =>
K2Cr2O7 + MgO = K2O + MgCr2O7
Ca2 + Br = CaBr4 =>
Ca2 + 8 Br = 2 CaBr4
CH3Co2H(aq) + Ni(OH)2(s) = Ni(CH3Co2)2(aq) + H2O(l) =>
2 CH3Co2H(aq) + Ni(OH)2(s) = Ni(CH3Co2)2(aq) + 2 H2O(l)
Na + H3PO4 = Na3PO4 + H2(g) =>
6 Na + 2 H3PO4 = 2 Na3PO4 + 3 H2(g)
Hg2O + H2O = Hg2(OH)2 =>
Hg2O + H2O = Hg2(OH)2
NO(g) + H2O = N(OH)2 =>
NO(g) + H2O = N(OH)2
Na2 + NaIO3 + H2SO4 = NaHSO4 + H2O + I2 =>
5 Na2 + 2 NaIO3 + 12 H2SO4 = 12 NaHSO4 + 6 H2O + I2
AgNO3 + NaOH + NH4OH = Ag(NH3)2 + NaNO3 + H2O =>
8 AgNO3 + 9 NaOH + 17 NH4OH = 8 Ag(NH3)2 + 9 NaNO3 + 23 H2O
BaCr2O7(s) + KCl(ac) + HCl(ac) = BaCl2(ac) + Cr2O7(ac) + KH =>
BaCr2O7(s) + KCl(ac) + HCl(ac) = BaCl2(ac) + Cr2O7(ac) + KH
CH3COO(aq) + Na2CO3(aq) = NaCH3COO(aq) + H2O(l) + CO2(g) =>
16 CH3COO(aq) + 7 Na2CO3(aq) = 14 NaCH3COO(aq) + 3 H2O(l) + 11 CO2(g)
SnCl4 + NH4OH = SnO2 + H2O + NH4Cl =>
SnCl4 + 4 NH4OH = SnO2 + 2 H2O + 4 NH4Cl
HN3(g) + O2(g) = NO2(g) + H2O(g) =>
4 HN3(g) + 13 O2(g) = 12 NO2(g) + 2 H2O(g)
Na3AlF6 = Na + Al + F2 =>
Na3AlF6 = 3 Na + Al + 3 F2
FeCl2 + HNO3 = Fe(NO3)3 + Cl2 + NO2 + H2O =>
FeCl2 + 6 HNO3 = Fe(NO3)3 + Cl2 + 3 NO2 + 3 H2O
NaNH2 + O2 = NaOH + NO2 + H2O =>
4 NaNH2 + 7 O2 = 4 NaOH + 4 NO2 + 2 H2O
MgO + C2H4O2 = H2O + CO2 + Mg =>
4 MgO + C2H4O2 = 2 H2O + 2 CO2 + 4 Mg
IO4{-} + I3{-} + H{+} = I2 + H2O =>
IO4{-} + 7 I3{-} + 8 H{+} = 11 I2 + 4 H2O
HNO2 + KOH = N2 + KNO3 + H2O =>
5 HNO2 + 3 KOH = N2 + 3 KNO3 + 4 H2O
CuS + H2O = Cu(OH)2 + H2S =>
CuS + 2 H2O = Cu(OH)2 + H2S
Fe2(SO4)2 + KOH = K2SO4 + Fe(OH)2 =>
Fe2(SO4)2 + 4 KOH = 2 K2SO4 + 2 Fe(OH)2
KMnO4 + C3H8O3 = K2CO3 + Mn2O3 + CO2 + H2O =>
14 KMnO4 + 4 C3H8O3 = 7 K2CO3 + 7 Mn2O3 + 5 CO2 + 16 H2O
Al2(SO4)3 + NaCH3COO + H2O = Al(OH)3 + CH3COOH + Na2SO4 =>
Al2(SO4)3 + 6 NaCH3COO + 6 H2O = 2 Al(OH)3 + 6 CH3COOH + 3 Na2SO4
NaHCO3 + CH3COOH = H2CO3 + NaCH3COO =>
NaHCO3 + CH3COOH = H2CO3 + NaCH3COO
MnCO3 + NaClO + H2SO4 = MnO2 + Na2SO4 + CO2 + H2O + Cl2 =>
MnCO3 + 2 NaClO + H2SO4 = MnO2 + Na2SO4 + CO2 + H2O + Cl2
C8H14O4 = C6H9O3 + C2H5OH =>
9 C8H14O4 = 10 C6H9O3 + 6 C2H5OH
CH4 + O2 = C818 + H2O =>
818 CH4 + 818 O2 = C818 + 1636 H2O
H2SO4 + Be(OH)2 = HOH + Be2(SO4)2 =>
2 H2SO4 + 2 Be(OH)2 = 4 HOH + Be2(SO4)2
Ca10(PO4)6F2 + H2 + Al2O3 = CaAl2O4 + H2O + P2 + CaF2 =>
Ca10(PO4)6F2 + 15 H2 + 9 Al2O3 = 9 CaAl2O4 + 15 H2O + 3 P2 + CaF2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/27/25
Équations équilibrées sur05/27/24
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