Équations équilibrées la veille | Équations équilibrées le lendemain |
NaCl(aq) + AgC2H3O2(aq) = NaC2H3O2(aq) + AgCl(s)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaNO3 + PbI2 = Pb(NO3)2 + NaI =>
2 NaNO3 + PbI2 = Pb(NO3)2 + 2 NaI
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O
Al + K2CrO4 + KOH + H2O = K[Al(OH)4] + K3[Cr(OH)6] =>
Al + K2CrO4 + 2 KOH + 4 H2O = K[Al(OH)4] + K3[Cr(OH)6]
Fe + HCIO4 = Fe(CIO4)3 + H2 =>
2 Fe + 6 HCIO4 = 2 Fe(CIO4)3 + 3 H2
K + CuS = KS + Cu =>
K + CuS = KS + Cu
NaO + SiO2 = NaSiO3 =>
NaO + SiO2 = NaSiO3
Br2 + NaOH = H2O + NaBr + O2 =>
2 Br2 + 4 NaOH = 2 H2O + 4 NaBr + O2
Li + O3 = Li2O3 =>
2 Li + O3 = Li2O3
Ca(OH)2 + Fe2(SO4)3 = Ca(SO4)3 + FeOH =>
Ca(OH)2 + Fe2(SO4)3 = Ca(SO4)3 + 2 FeOH
AgNO3(aq) + NaCl(aq) = AgCl + NaNO3 =>
AgNO3(aq) + NaCl(aq) = AgCl + NaNO3
NaHCO3 + HCO3 = NaCO3 + H2O + CO2 =>
NaHCO3 + HCO3 = NaCO3 + H2O + CO2
FeCl3 + H3PO4 = FePO4 + HCl =>
FeCl3 + H3PO4 = FePO4 + 3 HCl
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
KMnO4 + (NH4)2Cr2O7 = K2Cr2O7 + NH4MnO4 =>
2 KMnO4 + (NH4)2Cr2O7 = K2Cr2O7 + 2 NH4MnO4
LiOH(aq) + NH4Cl(aq) = LiCl(aq) + NH3(aq) + H2O(l) =>
LiOH(aq) + NH4Cl(aq) = LiCl(aq) + NH3(aq) + H2O(l)
FeCO3 + CH3COOH = (CH3COO)2Fe + H2O + CO2 =>
FeCO3 + 2 CH3COOH = (CH3COO)2Fe + H2O + CO2
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq) =>
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq)
Li3PO4 + Fe(CH3COO)2 = Li(CH3COO) + Fe3(PO4)2 =>
2 Li3PO4 + 3 Fe(CH3COO)2 = 6 Li(CH3COO) + Fe3(PO4)2
Al(s) + O3(g) = Al2O3(s) =>
2 Al(s) + O3(g) = Al2O3(s)
Na2CO3(aq) + BaCl2(aq) = BaCO3(s) + NaCl(aq) =>
Na2CO3(aq) + BaCl2(aq) = BaCO3(s) + 2 NaCl(aq)
KOH + H3BO3 = K3BO3 + H2O =>
3 KOH + H3BO3 = K3BO3 + 3 H2O
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
CuCl2 + K2(CO3) = Cu(CO3) + KCl =>
CuCl2 + K2(CO3) = Cu(CO3) + 2 KCl
K + Cr + O = K2Cr2O7 =>
2 K + 2 Cr + 7 O = K2Cr2O7
Fe(OH)2 + HCl = FeCl2 + H2O =>
Fe(OH)2 + 2 HCl = FeCl2 + 2 H2O
C5H12(i) + O2(g) = CO2(g) + H2O(i) =>
C5H12(i) + 8 O2(g) = 5 CO2(g) + 6 H2O(i)
Na2CO3(aq) + AgNO3(aq) = NaNO3(aq) + Ag2CO3(s) =>
Na2CO3(aq) + 2 AgNO3(aq) = 2 NaNO3(aq) + Ag2CO3(s)
Al(NO3)3 + NaOH(aq) = H3AlO3(c) + NaNO3(aq) =>
Al(NO3)3 + 3 NaOH(aq) = H3AlO3(c) + 3 NaNO3(aq)
AgNO3(ac) + HCl(ac) = AgCl(s) + HNO3 =>
AgNO3(ac) + HCl(ac) = AgCl(s) + HNO3
CaCl{2} + NaOH = Ca(OH){2} + NaCl =>
CaCl{2} + NaOH = Ca(OH){2} + NaCl
KMnO4 + K2SO3 + H2SO4 = MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 K2SO3 + 3 H2SO4 = 2 MnSO4 + 6 K2SO4 + 3 H2O
KI + AgNO3* = AgI + KNO3 =>
KI + AgNO3* = AgI + KNO3
PbSO4 + NH4CH3COO = Pb(CH3COO)2 + (NH4)2SO4 =>
PbSO4 + 2 NH4CH3COO = Pb(CH3COO)2 + (NH4)2SO4
NaBrO3(s) = NaBr(s) + O2(g) =>
2 NaBrO3(s) = 2 NaBr(s) + 3 O2(g)
CoCl2 + NH4Cl + NH4OH + NaNO2 = (Co(NH3)4(NO2)2)Cl + NaCl + H2O =>
6 CoCl2 + 7 NH4Cl + 16 NH4OH + 13 NaNO2 = 6(Co(NH3)4(NO2)2)Cl + 13 NaCl + 18 H2O
FeS2 + H2O + O2 = FeO3 + H2SO4 =>
2 FeS2 + 4 H2O + 9 O2 = 2 FeO3 + 4 H2SO4
HBr(ac) + MgCO3(s) = MgBr2(ac) + H2O(l) + CO2(g) =>
2 HBr(ac) + MgCO3(s) = MgBr2(ac) + H2O(l) + CO2(g)
Na2CO3(aq) + Ca(OH)2(aq) = NaOH(aq) + CaCO3(s) =>
Na2CO3(aq) + Ca(OH)2(aq) = 2 NaOH(aq) + CaCO3(s)
Sn(CO3)2 + Br2 = SnBr4 + CO2 + O2 =>
Sn(CO3)2 + 2 Br2 = SnBr4 + 2 CO2 + O2
KBr + H2O = KOH + HBr =>
KBr + H2O = KOH + HBr
AlCl3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + Cl2 + Al(SO4)3 =>
2 AlCl3 + 2 K2Cr2O7 + 14 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O + 3 Cl2 + 2 Al(SO4)3
Na(SiO3) + NiSO4 = NaSO4 + NiSiO3 =>
Na(SiO3) + NiSO4 = NaSO4 + NiSiO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
FeCl3(aq) + Na2CO3(aq) = Fe2(CO3)3(s) + NaCl(aq) =>
2 FeCl3(aq) + 3 Na2CO3(aq) = Fe2(CO3)3(s) + 6 NaCl(aq)
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
CuSO4 + H2S = H2SO4 + CuS =>
CuSO4 + H2S = H2SO4 + CuS
C2H4(OH)2(l) + O(g) = CO2(g) + H2O(g) =>
C2H4(OH)2(l) + 5 O(g) = 2 CO2(g) + 3 H2O(g)
SiH4 + O2 = SiO2 + H2O =>
SiH4 + 2 O2 = SiO2 + 2 H2O
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