| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + S = Na2S
CoCl2 + NaPO3 = Co2(PO3)4 + NaCl =>
2 CoCl2 + 4 NaPO3 = Co2(PO3)4 + 4 NaCl
NaCl + Cd(OH)2 = NaOH + CdCl2 =>
2 NaCl + Cd(OH)2 = 2 NaOH + CdCl2
Na + S = Na2S =>
2 Na + S = Na2S
Al + NaOH = Na + Al2O3 + H2O =>
2 Al + 6 NaOH = 6 Na + Al2O3 + 3 H2O
H2O + CH5N = OH + CH6N =>
H2O + CH5N = OH + CH6N
CuO + CH = Cu + CO2 + H2O =>
5 CuO + 2 CH = 5 Cu + 2 CO2 + H2O
Br2 + AlCl3 = AlBr3 + Cl2 =>
3 Br2 + 2 AlCl3 = 2 AlBr3 + 3 Cl2
C6H12O6 = C3H6O3 =>
C6H12O6 = 2 C3H6O3
CrO2{2-} + H2O2 = Cr(O2)4{2-} + H2O =>
CrO2{2-} + 6 H2O2 = Cr(O2)4{2-} + 6 H2O
Mg(NO3)2(aq) + KOH(aq) = Mg(OH)2 + K(NO3) =>
Mg(NO3)2(aq) + 2 KOH(aq) = Mg(OH)2 + 2 K(NO3)
SrCO3 + TeO2 + CuO = SrCuTe2O6 + CO2 =>
SrCO3 + 2 TeO2 + CuO = SrCuTe2O6 + CO2
BaO2H2 + H3PO4 = BaHPO4 + H2O =>
BaO2H2 + H3PO4 = BaHPO4 + 2 H2O
B(OH)3 + CH3OH = B(OCH3)3 + H2O =>
B(OH)3 + 3 CH3OH = B(OCH3)3 + 3 H2O
HgNO32 = HgO + NO2 + O2 =>
2 HgNO32 = 2 HgO + 2 NO2 + 29 O2
Pb(NO3)2 + HNO3 = PbH + NO3 =>
Pb(NO3)2 + HNO3 = PbH + 3 NO3
HCl(g) + FeS(s) = FeCl2(s) + H2S(g) =>
2 HCl(g) + FeS(s) = FeCl2(s) + H2S(g)
Ca(OCl)2 + C6H8O6 = CO2 + CaCl2 + H2O =>
5 Ca(OCl)2 + C6H8O6 = 6 CO2 + 5 CaCl2 + 4 H2O
CaCO3(s) + HCl(l) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(l) = H2O(l) + CO2(g) + CaCl2(aq)
Si + RbOH + H2O = RbSiO3 + H2 =>
2 Si + 2 RbOH + 4 H2O = 2 RbSiO3 + 5 H2
Cu(CO3)2 = Cu(O2) + CO2 =>
Cu(CO3)2 = Cu(O2) + 2 CO2
C8H8O3 + NaOH(aq) = C7H5NaO3 + CH3OH =>
C8H8O3 + NaOH(aq) = C7H5NaO3 + CH3OH
Fe + HgCl2 = FeCl2 + Hg =>
Fe + HgCl2 = FeCl2 + Hg
Fe + (Fe(CN)6) = Fe(Fe(CN)6) =>
Fe + (Fe(CN)6) = Fe(Fe(CN)6)
Al(NO3)3 + Na2SO4 = Al2(SO4)3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaNO3
Ni + HCl = NiCl2 + H =>
Ni + 2 HCl = NiCl2 + 2 H
Sr(HCO3)2(aq) = Sr2 + HCO3 =>
2 Sr(HCO3)2(aq) = Sr2 + 4 HCO3
AlBr3(aq) + Sr(s) = SrAl + Br =>
AlBr3(aq) + Sr(s) = SrAl + 3 Br
Cr2 + I2 = CrI3 =>
Cr2 + 3 I2 = 2 CrI3
Sn + HNO3 = SnO2 + NO + H2O =>
3 Sn + 4 HNO3 = 3 SnO2 + 4 NO + 2 H2O
MgSO4(s) + HCl(aq) = MgCl2 + H2SO4(aq) =>
MgSO4(s) + 2 HCl(aq) = MgCl2 + H2SO4(aq)
Cu2H + O2 = Cu2O + H2O =>
4 Cu2H + 3 O2 = 4 Cu2O + 2 H2O
CH3CHO + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3COOH + H2O =>
5 CH3CHO + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO2 + 5 CH3COOH + 4 H2O
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
(TcO4) + Sn2{+} + H = Tc4{+} + Sn4 + H2O =>
8(TcO4) + 2 Sn2{+} + 64 H = 2 Tc4{+} + Sn4 + 32 H2O
NH3 + F3 = NH4F + NF3 =>
4 NH3 + 2 F3 = 3 NH4F + NF3
CrBr2(aq) + Na2CO3(aq) = CrCO3(s) + NaBr(aq) =>
CrBr2(aq) + Na2CO3(aq) = CrCO3(s) + 2 NaBr(aq)
Fe + O + H2O = FeO(OH) =>
2 Fe + 3 O + H2O = 2 FeO(OH)
HCOOH + O2 = CO2 + H2O =>
2 HCOOH + O2 = 2 CO2 + 2 H2O
PbNK = PbKN =>
PbNK = PbKN
Na + C = NaC =>
Na + C = NaC
Cu(s) + H2SO4 = CuSO4(aq) + SO2 + H2O =>
Cu(s) + 2 H2SO4 = CuSO4(aq) + SO2 + 2 H2O
C8H8O3 + KI + NaClO = C8H7O3I + KCl + NaOH =>
C8H8O3 + KI + NaClO = C8H7O3I + KCl + NaOH
KI + SO3 = KIO3 + S02 =>
2 KI + 2 SO3 = 2 KIO3 + S02
Al(OH)3Fe2(SO4)3 = Al(SO4)3 + Fe2(OH)3 =>
Al(OH)3Fe2(SO4)3 = Al(SO4)3 + Fe2(OH)3
H5 = H8 =>
8 H5 = 5 H8
Al(NO3)3*9(H2O) = AlOOH + H2O + NO2 + O2 =>
4 Al(NO3)3*9(H2O) = 4 AlOOH + 34 H2O + 12 NO2 + 3 O2
K2[Zn(CN)4] + HCl = ZnCl2 + KCl + HCN =>
K2[Zn(CN)4] + 4 HCl = ZnCl2 + 2 KCl + 4 HCN
O4 + K = K2O5 =>
5 O4 + 8 K = 4 K2O5
MgBr2 + FeCl2 = MgCl2 + FeBr2 =>
MgBr2 + FeCl2 = MgCl2 + FeBr2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/04/24
Équations équilibrées sur03/05/23
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