| Équations équilibrées la veille | Équations équilibrées le lendemain |
HPO4 + Ca = CaPO4 + H
Al + Cu(C2H3O2)2 = Cu + Al(C2H3O2)3 =>
2 Al + 3 Cu(C2H3O2)2 = 3 Cu + 2 Al(C2H3O2)3
PbSO4 + CH3COONa = (CH3COO)2Pb + Na2SO4 =>
PbSO4 + 2 CH3COONa = (CH3COO)2Pb + Na2SO4
Na2CO3 + O2 = Na2O2 + CO2 =>
2 Na2CO3 + O2 = 2 Na2O2 + 2 CO2
Fe + HCl(ac) = FeCl3 + H2 =>
2 Fe + 6 HCl(ac) = 2 FeCl3 + 3 H2
BeCl2 + LiH = BeH2 + LiCl =>
BeCl2 + 2 LiH = BeH2 + 2 LiCl
C5 + O = CO2 =>
C5 + 10 O = 5 CO2
Na2SiO3 + BaCl2 = BaSiO3 + NaCl =>
Na2SiO3 + BaCl2 = BaSiO3 + 2 NaCl
CO2 + H2S = C6H12O6 + H2O + S8 =>
12 CO2 + 24 H2S = 2 C6H12O6 + 12 H2O + 3 S8
(NH4)2[PtCl6] = Pt + N2 + NH4Cl + HCl =>
3(NH4)2[PtCl6] = 3 Pt + 2 N2 + 2 NH4Cl + 16 HCl
Ca(OH)2(s) + HCl(l) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(s) + 2 HCl(l) = CaCl2(aq) + 2 H2O(l)
Al2O3 = Al(s) + O2(g) =>
2 Al2O3 = 4 Al(s) + 3 O2(g)
C7H15N + O2 = H2O + NO2 + CO2 = HNO3 =>
4 C7H15N + 47 O2 = 30 H2O + 4 NO2 + 28 CO2
Mn + Ba(NO3)2 = Mn(NO3)2 + Ba =>
Mn + Ba(NO3)2 = Mn(NO3)2 + Ba
H3As4O6 + Cl2 + H2O = H3AsO4 + HCl =>
2 H3As4O6 + 11 Cl2 + 20 H2O = 8 H3AsO4 + 22 HCl
N2O + HCl = N2 + HClO =>
N2O + HCl = N2 + HClO
Mg + Pt(NO3)2 = Mg(NO3)2 + Pt =>
Mg + Pt(NO3)2 = Mg(NO3)2 + Pt
Cu2SFeS2 + O2 = CuS + FeSO4 =>
Cu2SFeS2 + 2 O2 = 2 CuS + FeSO4
CaF2 + Mg = MgF2 + Ca =>
CaF2 + Mg = MgF2 + Ca
HNO3 + Ag2O3 = Ag(NO3)3 + H2O =>
6 HNO3 + Ag2O3 = 2 Ag(NO3)3 + 3 H2O
Br2 + Ca(OH)2 = Ca(BrO)3 + CaBr2 + H2O =>
7 Br2 + 6 Ca(OH)2 = 2 Ca(BrO)3 + 4 CaBr2 + 6 H2O
Be + HI = BeI2 + H2 =>
Be + 2 HI = BeI2 + H2
Cu(NO3)2(aq) + KI(aq) = KNO3(aq) + CuI2 =>
Cu(NO3)2(aq) + 2 KI(aq) = 2 KNO3(aq) + CuI2
PSCl3 + N2H4 + CO = H3P + H2S + HCl + N2CO =>
PSCl3 + 2 N2H4 + 2 CO = H3P + H2S + 3 HCl + 2 N2CO
As4 = As =>
As4 = 4 As
Cr + H2S = Cr2S3 + H2 =>
2 Cr + 3 H2S = Cr2S3 + 3 H2
K2SO4 + Mg3N2 = K3N + MgSO4 =>
3 K2SO4 + Mg3N2 = 2 K3N + 3 MgSO4
Fe3O4 + HNO3 + H{+} = Fe{+3} + NO + H2O =>
3 Fe3O4 + HNO3 + 27 H{+} = 9 Fe{+3} + NO + 14 H2O
Hg(NO3)2 + NaOH = Na2Hg(OH)4 + NaNO3 =>
Hg(NO3)2 + 4 NaOH = Na2Hg(OH)4 + 2 NaNO3
H3(AsO4) + Ag(OH) = H(OH) + Ag3(AsO4) =>
H3(AsO4) + 3 Ag(OH) = 3 H(OH) + Ag3(AsO4)
Fe{3+} + (OH{-}) = Fe(OH)3 =>
Fe{3+} + 3(OH{-}) = Fe(OH)3
Fe + H2C2O4 = FeH2C2O4 =>
Fe + H2C2O4 = FeH2C2O4
CaO + Zn = ZnO + Ca =>
CaO + Zn = ZnO + Ca
HSO3{-} + O2 = SO3 + HO2{-} =>
HSO3{-} + O2 = SO3 + HO2{-}
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
H3AsO3 + Ba(OH)2 = H2O + Ba3(AsO3)2 =>
2 H3AsO3 + 3 Ba(OH)2 = 6 H2O + Ba3(AsO3)2
Zn(OH)2 + KOH = H2O + K2ZnO2 =>
Zn(OH)2 + 2 KOH = 2 H2O + K2ZnO2
Na4V6O17 + Na2SO3 + HCl = VOCl2 + Na2SO4 + NaCl + H2O =>
Na4V6O17 + 3 Na2SO3 + 16 HCl = 6 VOCl2 + 3 Na2SO4 + 4 NaCl + 8 H2O
KHSO3 + Cl2 + H2O = KCl + HCl + H2SO4 =>
KHSO3 + Cl2 + H2O = KCl + HCl + H2SO4
(NH4)2SO4 + NaOH = Na2SO4 + H2O(NH3) =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 H2O(NH3)
CS + O = CSO2 =>
CS + 2 O = CSO2
CaBr2 + K2(CO3) = Ca2(CO3)2 + KBr =>
2 CaBr2 + 2 K2(CO3) = Ca2(CO3)2 + 4 KBr
Cu(OH)2 + NaOH = [Cu(OH)4]{-2} + Na{+} =>
Cu(OH)2 + 2 NaOH = [Cu(OH)4]{-2} + 2 Na{+}
K2SO4(aq) + Ba(NO3)2 = BaSO4(s) + KNO3(aq) =>
K2SO4(aq) + Ba(NO3)2 = BaSO4(s) + 2 KNO3(aq)
Ca + H2O + H2SO4 = Ca(OH)2 + H4SO4 =>
Ca + 2 H2O + H2SO4 = Ca(OH)2 + H4SO4
MnO4{-} + HSO3{-} + H2O = MnO2 + HSO4{-} + OH{-} =>
2 MnO4{-} + 3 HSO3{-} + H2O = 2 MnO2 + 3 HSO4{-} + 2 OH{-}
(NH4)2SO4 + NaOH = Na2SO4 + H2O(NH3) =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 H2O(NH3)
Fe(C2H3O2)3 + KOH = Fe(OH)3 + K(C2H3O2) =>
Fe(C2H3O2)3 + 3 KOH = Fe(OH)3 + 3 K(C2H3O2)
N2 + O2 + H2O = NH4NO3 =>
2 N2 + O2 + 4 H2O = 2 NH4NO3
Na2CO3 + HClO3 = CO2 + H2O + NaClO3 =>
Na2CO3 + 2 HClO3 = CO2 + H2O + 2 NaClO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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