| Équations équilibrées la veille |
3 Hg2(ClO4)2 + Al2(SO4)3 = 2 Al(ClO4)3 + 3 Hg2SO4
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
NH4Cl + NH3 + [CrSO4*H2O] + O2 = [(NH3)5CrOHCr(NH3)5]Cl5 + H2SO4 + H2O =>
10 NH4Cl + 10 NH3 + 4[CrSO4*H2O] + O2 = 2[(NH3)5CrOHCr(NH3)5]Cl5 + 4 H2SO4 + 4 H2O
MgBr2 + Li3N = Mg3N2 + LiBr =>
3 MgBr2 + 2 Li3N = Mg3N2 + 6 LiBr
Al2S2 + Cu = CuS + Al =>
Al2S2 + 2 Cu = 2 CuS + 2 Al
BeO2 + H2O = H2BeO3 =>
BeO2 + H2O = H2BeO3
NaH2PO4 + Hg(NO3)2 = Hg(H2PO4)2 + NaNO3 =>
2 NaH2PO4 + Hg(NO3)2 = Hg(H2PO4)2 + 2 NaNO3
Sn{2+} + MnO4{-} + H2 = SnO2 + Mn{2+} + H2O =>
3 Sn{2+} + 2 MnO4{-} + 2 H2 = 3 SnO2 + 2 Mn{2+} + 2 H2O
AlSO4 + BaCl = BaSO4 + AlCl =>
AlSO4 + BaCl = BaSO4 + AlCl
Mg3(PO4)2 + BaI2 = Mg3I2 + Ba(PO4)2 =>
Mg3(PO4)2 + BaI2 = Mg3I2 + Ba(PO4)2
NH4Br + Pb(CH3COO)2 = NH4CH3COO + PbBr2 =>
2 NH4Br + Pb(CH3COO)2 = 2 NH4CH3COO + PbBr2
Cl2 + H2SO4 = HClO4 + SO2 + H2O =>
Cl2 + 7 H2SO4 = 2 HClO4 + 7 SO2 + 6 H2O
K2CrO4 + H2SO4 + Na2SO3 + H2O = Cr2(SO4)3 + K2SO4 + Na(OH) =>
2 K2CrO4 + 2 H2SO4 + 3 Na2SO3 + H2O = Cr2(SO4)3 + 2 K2SO4 + 6 Na(OH)
Cu(s) + AgNO3(aq) = CuNO3(aq) + Ag(aq) =>
Cu(s) + AgNO3(aq) = CuNO3(aq) + Ag(aq)
CaCl2 + FeCl3 = FeCl2 + CaCl3 =>
CaCl2 + FeCl3 = FeCl2 + CaCl3
C17H35COOK + H2O = C17H35COOH + KOH =>
C17H35COOK + H2O = C17H35COOH + KOH
K2Cr2O7 + Na2SO4 + H2SO4 = Cr2SO43 + Na2SO3 + K2SO4 + H2O =>
K2Cr2O7 + 34 Na2SO4 + 2 H2SO4 = Cr2SO43 + 34 Na2SO3 + K2SO4 + 2 H2O
(NH4)(SO4) + Ca(OH) = (OH)(NH4) + (SO4)Ca =>
(NH4)(SO4) + Ca(OH) = (OH)(NH4) + (SO4)Ca
Ba(No3)2 + NaF = BaF2 + NaNo3 =>
Ba(No3)2 + 2 NaF = BaF2 + 2 NaNo3
HCOH + CuO = HCOOH + Cu2O =>
HCOH + 2 CuO = HCOOH + Cu2O
Ca(C2H3O2)2 + Rb2SO4 = Rb(C2H3O2) + CaSO4 =>
Ca(C2H3O2)2 + Rb2SO4 = 2 Rb(C2H3O2) + CaSO4
Fe(NO3)3 + Na2(CO3) = Fe2(CO3)3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2(CO3) = Fe2(CO3)3 + 6 NaNO3
CCl4 + Na2SO4 = NaCl + C(SO4)2 =>
CCl4 + 2 Na2SO4 = 4 NaCl + C(SO4)2
HS{-} + H2O = SO4{-}2 + H2 =>
2 HS{-} + 8 H2O = 2 SO4{-}2 + 9 H2
KMnO4 + H2SO4 + C9H14 = Mn2SO4 + K2SO4 + C(CH3)2O + CH2(COOH)2 =>
18 KMnO4 + 18 H2SO4 + 14 C9H14 = 9 Mn2SO4 + 9 K2SO4 + 32 C(CH3)2O + 10 CH2(COOH)2
U + Cl = UCl5 =>
U + 5 Cl = UCl5
H2O + C6H12O2 = C2H6O + C4H8O2 =>
H2O + C6H12O2 = C2H6O + C4H8O2
CaCN2*H2O + N2H4*H2SO4 = CH6N4 + CaSO4 + H2O =>
CaCN2*H2O + N2H4*H2SO4 = CH6N4 + CaSO4 + H2O
H3C6H3O6 + NaHCO3 = CO2 + H2O + Na3C6H3O6 =>
H3C6H3O6 + 3 NaHCO3 = 3 CO2 + 3 H2O + Na3C6H3O6
CaCO3(s) + HCl(l) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(l) = H2O(l) + CO2(g) + CaCl2(aq)
C17H36 + CuO = CO2 + H2O + Cu =>
C17H36 + 52 CuO = 17 CO2 + 18 H2O + 52 Cu
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Pb(OH)2 + H2SO4 = H2O + PbSO4 =>
Pb(OH)2 + H2SO4 = 2 H2O + PbSO4
HCl + Ag(NH3)2 + HNO3 = NH4 + NO3 + AgCl =>
HCl + Ag(NH3)2 + HNO3 = 2 NH4 + NO3 + AgCl
PbO2 + NaOH + Cr2(SO4)3 = Na2[Pb(OH)4] + Na2SO4 + Na2CrO4 + H2O =>
3 PbO2 + 16 NaOH + Cr2(SO4)3 = 3 Na2[Pb(OH)4] + 3 Na2SO4 + 2 Na2CrO4 + 2 H2O
NiSO4 + NH4OH = Ni(NH3)4SO4 + H2O =>
NiSO4 + 4 NH4OH = Ni(NH3)4SO4 + 4 H2O
Cl{-} + H2SO4 + MnO4{-} = Cl2 + MnSO4 + SO4{2-} + H2O =>
10 Cl{-} + 8 H2SO4 + 2 MnO4{-} = 5 Cl2 + 2 MnSO4 + 6 SO4{2-} + 8 H2O
Cu(s) + HCl(g) = CuCl2(s) + H2 =>
Cu(s) + 2 HCl(g) = CuCl2(s) + H2
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
CuCl4 + NH4OH = Cu(NH3)4 + Cl2 + H2O =>
CuCl4 + 4 NH4OH = Cu(NH3)4 + 2 Cl2 + 4 H2O
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
Zn + KNO3 + KOH = K2ZnO2 + KNO2 + H2O =>
Zn + KNO3 + 2 KOH = K2ZnO2 + KNO2 + H2O
C6H8O7 + NaHCO3 = CO2 + H2O + NaC6H5O7 =>
8 C6H8O7 + 9 NaHCO3 = 3 CO2 + 14 H2O + 9 NaC6H5O7
potassiumhydroxide + sulfuricacid = K2SO4 + water =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
H3NO3 + Ca(OH)2 = Ca3(NO3)2 + H2O =>
2 H3NO3 + 3 Ca(OH)2 = Ca3(NO3)2 + 6 H2O
C56H5OH + O2 = CO2 + H2O =>
C56H5OH + 57 O2 = 56 CO2 + 3 H2O
Cu + HBrO3 + H2SO4 = Br2 + CuSO4 + H2O =>
5 Cu + 2 HBrO3 + 5 H2SO4 = Br2 + 5 CuSO4 + 6 H2O
Na2CO3 = Na2O + CO2 = H2O =>
Na2CO3 = Na2O + CO2
PbI4 + Na2SO4 = NaI + Pb(SO4)2 =>
PbI4 + 2 Na2SO4 = 4 NaI + Pb(SO4)2
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