| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 = CO2 + CaO
AgNO3 + K2S2O8 + KOH = Ag2O2 + K2SO4 + KNO3 + H2O =>
2 AgNO3 + K2S2O8 + 4 KOH = Ag2O2 + 2 K2SO4 + 2 KNO3 + 2 H2O
SO32 + CrO42 = SO42 + CrO2 =>
4 SO32 + CrO42 = 4 SO42 + CrO2
(NH4)2(C2O4) + Al(ClO4)3 = NH4ClO4 + Al2(C2O4)3 =>
3(NH4)2(C2O4) + 2 Al(ClO4)3 = 6 NH4ClO4 + Al2(C2O4)3
Al + NO3{-} + OH{-} + H2O = Al(OH)4{-} + NH3 =>
8 Al + 3 NO3{-} + 5 OH{-} + 18 H2O = 8 Al(OH)4{-} + 3 NH3
C4H9Br = C4H8 + BrH =>
C4H9Br = C4H8 + BrH
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
C8H7NO3 + NaBH4 + H2O = C8H9NO3 + NaOH + BH3O =>
2 C8H7NO3 + NaBH4 + 2 H2O = 2 C8H9NO3 + NaOH + BH3O
Al(NO3)3 + NH4OH = Al(OH)3 + NH4NO3 =>
Al(NO3)3 + 3 NH4OH = Al(OH)3 + 3 NH4NO3
Ag2SO4 + BaCl2 = AgCl + BaSO4 =>
Ag2SO4 + BaCl2 = 2 AgCl + BaSO4
CH3COOCH3 + Sb2O3 + O2 = H2O + Sb(CH3COO)3 =>
4 CH3COOCH3 + Sb2O3 + 2 O2 = 3 H2O + 2 Sb(CH3COO)3
Ba3N2 + H2SO4 = BaSO4 + (NH4)2SO4 =>
Ba3N2 + 4 H2SO4 = 3 BaSO4 + (NH4)2SO4
HClO3 + P + H2O = H3PO4 + HCl =>
5 HClO3 + 6 P + 9 H2O = 6 H3PO4 + 5 HCl
CrO3 + HCl = Cr + Cl2 + H2O =>
CrO3 + 6 HCl = Cr + 3 Cl2 + 3 H2O
Cu + CaSO4 = Ca + Cu2SO4 =>
2 Cu + CaSO4 = Ca + Cu2SO4
Fe(s) + HClO(aq) = Fe(ClO)2 + H2 =>
Fe(s) + 2 HClO(aq) = Fe(ClO)2 + H2
FeCl3 + K3PO4 = FePO4 + K3Cl3 =>
FeCl3 + K3PO4 = FePO4 + K3Cl3
CH3CO2H + PCl3 = CH3COCl + H3PO3 =>
3 CH3CO2H + PCl3 = 3 CH3COCl + H3PO3
Cs(s) + H2O(l) = CsOH(s) + H2(g) =>
2 Cs(s) + 2 H2O(l) = 2 CsOH(s) + H2(g)
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
Na3[Cr(OH)6] + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 Na3[Cr(OH)6] + 3 Br2 + 4 NaOH = 2 Na2CrO4 + 6 NaBr + 8 H2O
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
BaCl2(aq) + Pb(No3)2(aq) = PbCl2(s) + Ba(No3)2(aq) =>
BaCl2(aq) + Pb(No3)2(aq) = PbCl2(s) + Ba(No3)2(aq)
Na + CO2 = Na2CO3 + C =>
4 Na + 3 CO2 = 2 Na2CO3 + C
BaCl2 + NaH2PO4 = BaH2PO4 + NaCl2 =>
BaCl2 + NaH2PO4 = BaH2PO4 + NaCl2
MgCl2(aq) + Na3PO4(aq) = Mg3(PO4)2(s) + NaCl(aq) =>
3 MgCl2(aq) + 2 Na3PO4(aq) = Mg3(PO4)2(s) + 6 NaCl(aq)
CrSO4 = Cr2O3 + SO2 + O2 =>
4 CrSO4 = 2 Cr2O3 + 4 SO2 + O2
(NH4)3PO4(aq) + Ba(OH)2(aq) = Ba3(PO4)2(s) + NH4OH(aq) =>
2(NH4)3PO4(aq) + 3 Ba(OH)2(aq) = Ba3(PO4)2(s) + 6 NH4OH(aq)
K2CO3 + NH3 = C + KNO3 + KOH =>
2 K2CO3 + NH3 = 2 C + KNO3 + 3 KOH
K3[Al(OH)6] = Al(OH)3 + KOH =>
K3[Al(OH)6] = Al(OH)3 + 3 KOH
SiO2 + C(s) = SiC(s) + CO(g) =>
SiO2 + 3 C(s) = SiC(s) + 2 CO(g)
MgSO4 + AgCl = MgCl2 + Ag2SO4 =>
MgSO4 + 2 AgCl = MgCl2 + Ag2SO4
Zn(C2H3O2)2 + Na3PO4 = Zn3(PO4)2 + Na(C2H3O2) =>
3 Zn(C2H3O2)2 + 2 Na3PO4 = Zn3(PO4)2 + 6 Na(C2H3O2)
C8H8O2 + NaOH = NaC8H7O2 + H2O =>
C8H8O2 + NaOH = NaC8H7O2 + H2O
NaCl + I2 = NaI + Cl =>
2 NaCl + I2 = 2 NaI + 2 Cl
Cu(s) + AgNO3(l) = Cu(NO3)2 + Ag =>
Cu(s) + 2 AgNO3(l) = Cu(NO3)2 + 2 Ag
CH3CH2COOH + Mg = CH3CH2COOMg + H =>
CH3CH2COOH + Mg = CH3CH2COOMg + H
FeI3 + Na2SO4 = FeSO4 + Na2I3 =>
FeI3 + Na2SO4 = FeSO4 + Na2I3
FeI2 + Cl2 = FeCl3 + I2 =>
2 FeI2 + 3 Cl2 = 2 FeCl3 + 2 I2
Zn(s) + FeCl2(aq) = ZnCl2(aq) + Fe(s) =>
Zn(s) + FeCl2(aq) = ZnCl2(aq) + Fe(s)
Ti(s) + Cl2(g) = TiCl4(l) =>
Ti(s) + 2 Cl2(g) = TiCl4(l)
NaVO3 + H2O = NaOH + V2O5 =>
2 NaVO3 + H2O = 2 NaOH + V2O5
Ba(HSO4)2 + Ba(OH)2 = H2O + Ba(SO4) =>
Ba(HSO4)2 + Ba(OH)2 = 2 H2O + 2 Ba(SO4)
Mn + O = MnO =>
Mn + O = MnO
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Cs(s) + H2O(l) = CsOH(s) + H2(g) =>
2 Cs(s) + 2 H2O(l) = 2 CsOH(s) + H2(g)
KI + H2SO4 = K2SO4 + I2 + S + H2O =>
6 KI + 4 H2SO4 = 3 K2SO4 + 3 I2 + S + 4 H2O
AlCl3 + C2H3NaO2 = Al(CH3COO)3 + NaCl =>
AlCl3 + 3 C2H3NaO2 = Al(CH3COO)3 + 3 NaCl
K4Fe(CN)6 + MnO2 + HCl = KCl + FeCl3 + MnCl2 + CO2 + NO + H2O =>
2 K4Fe(CN)6 + 43 MnO2 + 100 HCl = 8 KCl + 2 FeCl3 + 43 MnCl2 + 12 CO2 + 12 NO + 50 H2O
K3[Cr(C2O4)3]*3H2O + NaOH = Cr(OH)3 + K{+} + C2O4{2-} + Na{+} + H2O =>
K3[Cr(C2O4)3]*3H2O + 3 NaOH = Cr(OH)3 + 3 K{+} + 3 C2O4{2-} + 3 Na{+} + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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