| Équations équilibrées la veille |
MnCl2 + 2 C2H3NaO2 = Mn(CH3COO)2 + 2 NaCl
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
Fe(OH)3 + H2C2O4 = Fe{3+} + H2O + C2O4{2-} =>
2 Fe(OH)3 + 3 H2C2O4 = 2 Fe{3+} + 6 H2O + 3 C2O4{2-}
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
KOH + PbBr2 = KBr + Pb(OH)2 =>
2 KOH + PbBr2 = 2 KBr + Pb(OH)2
CaCO3 + Ba(NO3)2 = Ca(NO3)2 + Ba2(CO3)2 =>
2 CaCO3 + 2 Ba(NO3)2 = 2 Ca(NO3)2 + Ba2(CO3)2
NaHCO3 + NH3 = (NH4)2CO3 + Na2CO3 =>
2 NaHCO3 + 2 NH3 = (NH4)2CO3 + Na2CO3
NH3*H2O + CrCl3 = NH4Cl + Cr(OH)3 =>
3 NH3*H2O + CrCl3 = 3 NH4Cl + Cr(OH)3
[NH4]2SO4 + Al2[SO4]3 = NH4Al(SO4)2 =>
[NH4]2SO4 + Al2[SO4]3 = 2 NH4Al(SO4)2
Fe(OH)3 + H2C2O4 = H2O + Fe2(C2O4)3 =>
2 Fe(OH)3 + 3 H2C2O4 = 6 H2O + Fe2(C2O4)3
Zn + HNO3 = Zn(NO3)2 + H2O + H4N203 =>
1019 Zn + 2444 HNO3 = 1019 Zn(NO3)2 + 1218 H2O + 2 H4N203
Na2SO4 + (NH4)2SO3 = Na2SO3 + (NH4)2SO4 =>
Na2SO4 + (NH4)2SO3 = Na2SO3 + (NH4)2SO4
Fe(OH)3 + H2C2O4 = Fe(OH)2 + CO2 + H2O =>
2 Fe(OH)3 + H2C2O4 = 2 Fe(OH)2 + 2 CO2 + 2 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Mg(s) + Fe3Cl(aq) = Fe(s) + MgCl(aq) =>
Mg(s) + Fe3Cl(aq) = 3 Fe(s) + MgCl(aq)
Ca + HClO3 = CaClOH + O2 =>
Ca + HClO3 = CaClOH + O2
KMnO4 + Na2SO3 + H2O = MnO + KOH + Na2SO4 =>
2 KMnO4 + 5 Na2SO3 + H2O = 2 MnO + 2 KOH + 5 Na2SO4
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
CrOHCl2 + KOH = Cr(OH)3 + KCl =>
CrOHCl2 + 2 KOH = Cr(OH)3 + 2 KCl
Cu(s) + Ag(NO3)2(aq) = CuNO3(aq) + Ag(s) =>
2 Cu(s) + Ag(NO3)2(aq) = 2 CuNO3(aq) + Ag(s)
Cl2(g) + S8(s) = SCl2 =>
8 Cl2(g) + S8(s) = 8 SCl2
NaHCO3 + NH3 = (NH4)2CO3 + Na2CO3 =>
2 NaHCO3 + 2 NH3 = (NH4)2CO3 + Na2CO3
LiCr + BaCl2 = LiCl + BaCr2 =>
2 LiCr + BaCl2 = 2 LiCl + BaCr2
SO2 + H2 = S + H2O =>
SO2 + 2 H2 = S + 2 H2O
HC2H3O2 + NaHCO3 = CO2 + NaC2H3O2 + H2O =>
HC2H3O2 + NaHCO3 = CO2 + NaC2H3O2 + H2O
Zn + AgF = ZnF2 + Ag =>
Zn + 2 AgF = ZnF2 + 2 Ag
HBO3 + Ca = Ca(HBO3) =>
HBO3 + Ca = Ca(HBO3)
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
HClO4 + NaOH = NaClO4 + H2O =>
HClO4 + NaOH = NaClO4 + H2O
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CH5N + O2 = CO2 + H2O + NO2 =>
4 CH5N + 13 O2 = 4 CO2 + 10 H2O + 4 NO2
CuSO4 + KSCN = Cu(SCN)2 + K2SO4 =>
CuSO4 + 2 KSCN = Cu(SCN)2 + K2SO4
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
ClO2 + H2O2 + NaOH = NaClO3 + H2O =>
2 ClO2 + H2O2 + 2 NaOH = 2 NaClO3 + 2 H2O
Mg3(PO4)2 + H2 = Mg + H3PO4 =>
Mg3(PO4)2 + 3 H2 = 3 Mg + 2 H3PO4
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb =>
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb
Mg3(PO4)2 + H2 = Mg + H3PO4 =>
Mg3(PO4)2 + 3 H2 = 3 Mg + 2 H3PO4
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
Na3P + MgCl2 = Mg3P2 + NaCl =>
2 Na3P + 3 MgCl2 = Mg3P2 + 6 NaCl
MnCl2 + C2H2O4 = C2MnO4 + HCl =>
MnCl2 + C2H2O4 = C2MnO4 + 2 HCl
CH3COONa + Ca(OH)2 = CH3COOCa + NaO2H2 =>
CH3COONa + Ca(OH)2 = CH3COOCa + NaO2H2
NiCl2 + Na3PO4 = NiPO4 + Na3Cl2 =>
NiCl2 + Na3PO4 = NiPO4 + Na3Cl2
AgI + HCl = HI + AgCl =>
AgI + HCl = HI + AgCl
HCOOH + Cu(OH)2 = CuOH + CO2 + H2O =>
HCOOH + 2 Cu(OH)2 = 2 CuOH + CO2 + 2 H2O
AgNO3 + Br = AgBr + NO3 =>
AgNO3 + Br = AgBr + NO3
Na2Cr2O2 = Na + Cr + O =>
Na2Cr2O2 = 2 Na + 2 Cr + 2 O
Zn + KBr = ZnBr2 + K =>
Zn + 2 KBr = ZnBr2 + 2 K
H2SiF6 + KOH = K2SiF6 + H2O =>
H2SiF6 + 2 KOH = K2SiF6 + 2 H2O
C5H10 + O = CO2 + H2O =>
C5H10 + 15 O = 5 CO2 + 5 H2O
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Équations équilibrées sur11/17/24
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