| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 FeCl3 + Na2SO3 + H2O = 2 NaCl + 2 FeCl2 + H2SO4
BaCO3 + H2O = Ba(OH)2 + CO2 =>
BaCO3 + H2O = Ba(OH)2 + CO2
Fe(NO3)3 + NH4SCN = Fe(SCN) + NO3 + NH4 =>
Fe(NO3)3 + NH4SCN = Fe(SCN) + 3 NO3 + NH4
C17H21NO4 + HCl = C17H21NO4HCl =>
C17H21NO4 + HCl = C17H21NO4HCl
C6H7O2(OH)(OCOCCH3)2 + O2 = CO2 + H2O =>
C6H7O2(OH)(OCOCCH3)2 + 12 O2 = 12 CO2 + 7 H2O
Ag2HPO4 + HNO3 = Ag2NO3 + H2PO4 =>
Ag2HPO4 + HNO3 = Ag2NO3 + H2PO4
Ba + H2O = Ba(HO)2 + H2 =>
Ba + 2 H2O = Ba(HO)2 + H2
SiF4(cr) + H2O = H2SiF6(aq) + H2SiO3(cr) =>
3 SiF4(cr) + 3 H2O = 2 H2SiF6(aq) + H2SiO3(cr)
NH3(aq) + Cu(NO3)2(aq) = Cu(NH3)4(NO3)2(aq) =>
4 NH3(aq) + Cu(NO3)2(aq) = Cu(NH3)4(NO3)2(aq)
Cu(NH4OH)4 + SO4 + HCl = CuSO4 + NH4Cl + H2O =>
Cu(NH4OH)4 + SO4 + 4 HCl = CuSO4 + 4 NH4Cl + 4 H2O
HNO3 + Pb = Pb(NO3)4 + NO2 + H2O =>
8 HNO3 + Pb = Pb(NO3)4 + 4 NO2 + 4 H2O
Cu + H{+} + SO4{-2} = Cu{+2} + SO2 + H2O =>
Cu + 4 H{+} + SO4{-2} = Cu{+2} + SO2 + 2 H2O
Pb(CH3COO)2 + KI = Pb(I)2 + KCH3COO =>
Pb(CH3COO)2 + 2 KI = Pb(I)2 + 2 KCH3COO
CuBr + Be(OH)2 = CuOH + BeBr2 =>
2 CuBr + Be(OH)2 = 2 CuOH + BeBr2
K2SO4 + Ba(NO3)2 = BaSO4 + (KNO3)2 =>
K2SO4 + Ba(NO3)2 = BaSO4 + (KNO3)2
Pb(ClO4)2(aq) + Na2CO3(aq) = PbCO3(s) + NaClO4(aq) =>
Pb(ClO4)2(aq) + Na2CO3(aq) = PbCO3(s) + 2 NaClO4(aq)
N2 + O2 = N4O8 =>
2 N2 + 4 O2 = N4O8
Fe3(PO4)2 + CaCO3 = Ca3(PO4)2 + FeCO3 =>
Fe3(PO4)2 + 3 CaCO3 = Ca3(PO4)2 + 3 FeCO3
Zn + CuCl2 = Cu + ZnCl2 =>
Zn + CuCl2 = Cu + ZnCl2
C10H + O2 = H2O + CO2 =>
4 C10H + 41 O2 = 2 H2O + 40 CO2
NaF + FeCl2 = NaCl + FeF2 =>
2 NaF + FeCl2 = 2 NaCl + FeF2
Hg(NO3)2 + Na3PO4 = Hg3(PO4)2 + NaNO3 =>
3 Hg(NO3)2 + 2 Na3PO4 = Hg3(PO4)2 + 6 NaNO3
Cr{3+} + S2O8{2-} + OH{-} = CrO4{2-} + HSO4{-} + H2O =>
2 Cr{3+} + 3 S2O8{2-} + 10 OH{-} = 2 CrO4{2-} + 6 HSO4{-} + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4) + H2O =>
4 K2Cr2O7 + 5 H2S + 3 H2SO4 = 4 K2SO4 + 4 Cr2(SO4) + 8 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
C2H3O2Na + C3H7Br = C5H10O2 + NaBr =>
C2H3O2Na + C3H7Br = C5H10O2 + NaBr
KCl + CaO = KCa + ClO =>
KCl + CaO = KCa + ClO
Br2 + HCl = Br2HCl =>
Br2 + HCl = Br2HCl
CaC2O4 + H2SO4 = Ca(SO4) + H2C2O4 =>
CaC2O4 + H2SO4 = Ca(SO4) + H2C2O4
Li2CO3 + FeHPO4 = LiFePO4 + H2O + CO2 =>
Li2CO3 + 2 FeHPO4 = 2 LiFePO4 + H2O + CO2
CH3CO2H + NaHCO3 = CH3CO2Na + H2O + CO2 =>
CH3CO2H + NaHCO3 = CH3CO2Na + H2O + CO2
Al(ClO3)3 + K2SO4 = Al2(SO4)3 + KClO3 =>
2 Al(ClO3)3 + 3 K2SO4 = Al2(SO4)3 + 6 KClO3
Ca(OH)2 + H2SO4 = SO4Ca + H2O =>
Ca(OH)2 + H2SO4 = SO4Ca + 2 H2O
C6H8O7 + NaCl = C6Na8O7 + HCl =>
C6H8O7 + 8 NaCl = C6Na8O7 + 8 HCl
CoCl3 + NaOH = Co(OH)3 + NaCl =>
CoCl3 + 3 NaOH = Co(OH)3 + 3 NaCl
CuS + MnO4{-} + H{+} = Mn2{+} + Cu2{+} + SO2 + H2O =>
26 CuS + 18 MnO4{-} + 40 H{+} = 9 Mn2{+} + 13 Cu2{+} + 26 SO2 + 20 H2O
(NH4)2Ni(SO4)2*6H2O = (NH4)2SO4 + H2O + NiSO4 =>
(NH4)2Ni(SO4)2*6H2O = (NH4)2SO4 + 6 H2O + NiSO4
LiOH + Fe(NO{3}){3} = LiNO{3} + Fe(OH){3} =>
LiOH + Fe(NO{3}){3} = LiNO{3} + Fe(OH){3}
NH3 + H2O + AgNO3 = NH4NO3 + Ag2O =>
2 NH3 + H2O + 2 AgNO3 = 2 NH4NO3 + Ag2O
CH3COH + CrO3 + H2SO4 = CH3COOH + Cr2(SO4)3 + H2O =>
3 CH3COH + 2 CrO3 + 3 H2SO4 = 3 CH3COOH + Cr2(SO4)3 + 3 H2O
Ba{2+} + CO3{2-} = BaCO3 =>
Ba{2+} + CO3{2-} = BaCO3
Bi(OH)3(s) + K2SnO2(ac) = Bi(s) + K2SnO3(ac) + H2O(l) =>
2 Bi(OH)3(s) + 3 K2SnO2(ac) = 2 Bi(s) + 3 K2SnO3(ac) + 3 H2O(l)
Ca(OH)2 + (HClO4) = Ca(ClO4)2 + H2O =>
Ca(OH)2 + 2(HClO4) = Ca(ClO4)2 + 2 H2O
K(s) + H2O(i) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(i) = 2 KOH(aq) + H2(g)
CH4(g) + Cl2(g) = CCl4(l) + HCl(g) =>
CH4(g) + 4 Cl2(g) = CCl4(l) + 4 HCl(g)
CaHPO4 + NaOH = CaH2PO4 + NaO =>
CaHPO4 + NaOH = CaH2PO4 + NaO
S + Fe = FeS =>
S + Fe = FeS
K[Al(OH)4] = Al2O3 + KOH + H2O =>
2 K[Al(OH)4] = Al2O3 + 2 KOH + 3 H2O
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Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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