| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe + O = FeO
H3PO4(aq) + KOH(s) = H2O(l) + K3PO4 =>
H3PO4(aq) + 3 KOH(s) = 3 H2O(l) + K3PO4
Na2[Zn(OH)4] + HCl = ZnCl2 + NaOH + H2O =>
Na2[Zn(OH)4] + 2 HCl = ZnCl2 + 2 NaOH + 2 H2O
Fe(s) + CuNO3 = Cu(s) + Fe(NO3)2 =>
Fe(s) + 2 CuNO3 = 2 Cu(s) + Fe(NO3)2
S + NaOH + H2O = H2S + Na2S2O3 =>
4 S + 2 NaOH + H2O = 2 H2S + Na2S2O3
Ba(OH)2(aq) + HCl(aq) = BaCl2(aq) + H2O(l) =>
Ba(OH)2(aq) + 2 HCl(aq) = BaCl2(aq) + 2 H2O(l)
Cr2O7{-2} + H2S + H{+} = Cr{3+} + S + H2O =>
Cr2O7{-2} + 3 H2S + 8 H{+} = 2 Cr{3+} + 3 S + 7 H2O
SnCl4 + Fe = SnCl2 + FeCl3 =>
3 SnCl4 + 2 Fe = 3 SnCl2 + 2 FeCl3
PbBr2 + Ag = Pb + AgBr =>
PbBr2 + 2 Ag = Pb + 2 AgBr
Zn + HCe = ZnCe2 + H =>
Zn + 2 HCe = ZnCe2 + 2 H
SiO2 + H2SO4 = SiSO4 + H2O2 =>
SiO2 + H2SO4 = SiSO4 + H2O2
S2 + O2 = SO2 =>
S2 + 2 O2 = 2 SO2
KCl + HNO3 = KNO3 + Cl2 + NOCl + H2O =>
3 KCl + 4 HNO3 = 3 KNO3 + Cl2 + NOCl + 2 H2O
HClO4 + Al2O3 = AlHClO + O =>
2 HClO4 + Al2O3 = 2 AlHClO + 9 O
KMnO4(aq) + KI(aq) + H2SO4(aq) = MnSO4 + K2SO4 + H2O + I2 =>
2 KMnO4(aq) + 10 KI(aq) + 8 H2SO4(aq) = 2 MnSO4 + 6 K2SO4 + 8 H2O + 5 I2
FeS + HNO3 = Fe(NO3)2 + H2S =>
FeS + 2 HNO3 = Fe(NO3)2 + H2S
CaMn2O8 + Zn + H2O = MnO2 + ZnO2H2 + CaO2H2 =>
CaMn2O8 + 3 Zn + 4 H2O = 2 MnO2 + 3 ZnO2H2 + CaO2H2
C8H3O2 + O2 = H2O + CO2 =>
4 C8H3O2 + 31 O2 = 6 H2O + 32 CO2
AgNO3 + (NH4)2CO3 = Ag2CO3 + NH4NO3 =>
2 AgNO3 + (NH4)2CO3 = Ag2CO3 + 2 NH4NO3
MgCl2*H2O = MgO + HCl =>
MgCl2*H2O = MgO + 2 HCl
KHSO4 + KNO3 + FeOH2 = K2SO4 + Fe2SO4 + NO + H2O =>
8 KHSO4 + 2 KNO3 + 6 FeOH2 = 5 K2SO4 + 3 Fe2SO4 + 2 NO + 10 H2O
BaCl2 + Na2(CO3) = Ba(CO3) + Na2Cl2 =>
BaCl2 + Na2(CO3) = Ba(CO3) + Na2Cl2
Ga + NaOH + H2O = NaGa(OH)4 + H2 =>
2 Ga + 2 NaOH + 6 H2O = 2 NaGa(OH)4 + 3 H2
Ca(OH)2(aq) + H3Po4(aq) = H2O(l) + Ca3(Po4)2(s) =>
3 Ca(OH)2(aq) + 2 H3Po4(aq) = 6 H2O(l) + Ca3(Po4)2(s)
Zn(OH)2 + Al(OH)3 = ZnAl2O4 + H2O =>
Zn(OH)2 + 2 Al(OH)3 = ZnAl2O4 + 4 H2O
C24H50(s) + O2(g) = CO2(g) + H2O(g) =>
2 C24H50(s) + 73 O2(g) = 48 CO2(g) + 50 H2O(g)
Au(NO2)3 + W(ClO4) = Au(ClO4)3 + W(NO2) =>
Au(NO2)3 + 3 W(ClO4) = Au(ClO4)3 + 3 W(NO2)
NaOH(aq) = Na(aq) + OH(aq) =>
NaOH(aq) = Na(aq) + OH(aq)
Al(NO3)3 + NH3 = Al(NH3) + NO3 =>
Al(NO3)3 + NH3 = Al(NH3) + 3 NO3
S + F = SF4 =>
S + 4 F = SF4
Bi(NO3)3 + CaI2 = BiI3 + Ca(NO3)2 =>
2 Bi(NO3)3 + 3 CaI2 = 2 BiI3 + 3 Ca(NO3)2
CH3CHO + O2 = CH3COOH =>
2 CH3CHO + O2 = 2 CH3COOH
C9H8O4 + NaHCO3 = NaC9H7O4 + CO2 + H2O =>
C9H8O4 + NaHCO3 = NaC9H7O4 + CO2 + H2O
LiOH + BeS = Li2S + Be(OH)2 =>
2 LiOH + BeS = Li2S + Be(OH)2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
SrCO3 + CH3COOH = Sr{2+} + CO2 + H2O + CH3COO{-} =>
SrCO3 + 2 CH3COOH = Sr{2+} + CO2 + H2O + 2 CH3COO{-}
Be + Fe(NO3)2 = Be(NO3) + Fe =>
2 Be + Fe(NO3)2 = 2 Be(NO3) + Fe
HNO3 + HCl = NO + H2O + Cl2 =>
2 HNO3 + 6 HCl = 2 NO + 4 H2O + 3 Cl2
MnO2 = Mn3O4 + O2 =>
3 MnO2 = Mn3O4 + O2
CO2 + H = C6H12O6 + H2O =>
6 CO2 + 24 H = C6H12O6 + 6 H2O
Fe2(SO4)3 + Na3(PO4) = Fe(PO4) + Na2(SO4) =>
Fe2(SO4)3 + 2 Na3(PO4) = 2 Fe(PO4) + 3 Na2(SO4)
MgCl2 + H2 = MgCl2H2 =>
MgCl2 + H2 = MgCl2H2
Li(NO3) + Ag = Ag(NO3) + Li =>
Li(NO3) + Ag = Ag(NO3) + Li
Na + S2O3{2-} + H2O = S{2-} + Na{+} + OH{-} =>
8 Na + S2O3{2-} + 3 H2O = 2 S{2-} + 8 Na{+} + 6 OH{-}
Cu(s) + Mg(NO3)2(aq) = Cu(NO3)2 + Mg =>
Cu(s) + Mg(NO3)2(aq) = Cu(NO3)2 + Mg
Al + KOH + H2O = KAlO2 + H2 =>
2 Al + 2 KOH + 2 H2O = 2 KAlO2 + 3 H2
HNO3 + Ba(NO3)2 = HBa + NO3 =>
HNO3 + Ba(NO3)2 = HBa + 3 NO3
Cu2S2 + O2 = CuO + SO2 =>
Cu2S2 + 3 O2 = 2 CuO + 2 SO2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
CaCO3 + Cl2 = CaCl2 + Ca(ClO3)2 + CO2 =>
6 CaCO3 + 6 Cl2 = 5 CaCl2 + Ca(ClO3)2 + 6 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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