| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 FeCl3 + 2 HBr = 2 FeCl2 + Br2 + 2 HCl
PbSO4 + NaOH = Pb + PbO2 + Na2SO4 + H2O =>
2 PbSO4 + 4 NaOH = Pb + PbO2 + 2 Na2SO4 + 2 H2O
KMnO4 + MnBr2 + H2O = MnO2 + Br2 + KOH =>
4 KMnO4 + 3 MnBr2 + 2 H2O = 7 MnO2 + 3 Br2 + 4 KOH
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
CO2 + Na2O = Na2CO3 =>
CO2 + Na2O = Na2CO3
PCl3 + Br = PBr3 + Cl =>
PCl3 + 3 Br = PBr3 + 3 Cl
C5H11ON + O2 = CO2 + H2O + NH3 =>
2 C5H11ON + 13 O2 = 10 CO2 + 8 H2O + 2 NH3
CaO + HgCl2 = CaCl2 + HgO =>
CaO + HgCl2 = CaCl2 + HgO
Br2 + MnO2 + H2SO4 = HBrO4 + MnSO4 + H2O =>
Br2 + 7 MnO2 + 7 H2SO4 = 2 HBrO4 + 7 MnSO4 + 6 H2O
AgNO3 + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
KHCO3(s) + HBr(aq) = KBr(aq) + CO2(g) + H2O(l) =>
KHCO3(s) + HBr(aq) = KBr(aq) + CO2(g) + H2O(l)
K2Cr2O7 + C6H86 = Cr2O3 + K2O + CO2 + H2O =>
55 K2Cr2O7 + 3 C6H86 = 55 Cr2O3 + 55 K2O + 18 CO2 + 129 H2O
CrBr3 + H2O2 + NaOH = Na2CrO4 + Br2 + H2O =>
2 CrBr3 + 6 H2O2 + 4 NaOH = 2 Na2CrO4 + 3 Br2 + 8 H2O
C2H3OCl + O2 = CO + H2O + Cl2 =>
4 C2H3OCl + 5 O2 = 8 CO + 6 H2O + 2 Cl2
AlCl3 + H2O = HCl + Al2O3 =>
2 AlCl3 + 3 H2O = 6 HCl + Al2O3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CO2 + H2O = H2CO3 = H2CO3 = H2 =>
CO2 + H2O = H2CO3
NaHSO4 + NaClO + NaCl = Cl2 + H2O + Na2SO4 =>
2 NaHSO4 + NaClO + NaCl = Cl2 + H2O + 2 Na2SO4
Ag(NO{3}) + NaOH = AgOHNa(NO{3}) =>
Ag(NO{3}) + NaOH = AgOHNa(NO{3})
CaCo3 + NaOH = Ca(OH)2 + Na2Co3 =>
CaCo3 + 2 NaOH = Ca(OH)2 + Na2Co3
C6H14O6 + O = CO2 + H2O =>
C6H14O6 + 13 O = 6 CO2 + 7 H2O
HBr + Cu = CuBr + H2 =>
2 HBr + 2 Cu = 2 CuBr + H2
At + O2 = At2O7 =>
4 At + 7 O2 = 2 At2O7
Pb(NO3)2 + KI = Pb(KI)2 + NO3 =>
Pb(NO3)2 + 2 KI = Pb(KI)2 + 2 NO3
Cr(s) + HBr(aq) = CrBr2(aq) + H2(g) =>
Cr(s) + 2 HBr(aq) = CrBr2(aq) + H2(g)
KMnO4 + MnBr2 + H2O = MnO2 + HBr + KBr =>
2 KMnO4 + 3 MnBr2 + 2 H2O = 5 MnO2 + 4 HBr + 2 KBr
NaNO3 + Cu(OH)2 = Cu(NO3)2 + NaOH =>
2 NaNO3 + Cu(OH)2 = Cu(NO3)2 + 2 NaOH
RbS + HCl = RbCl2 + H2S =>
RbS + 2 HCl = RbCl2 + H2S
KMnO4 + CaC2O4 + H2SO4 = MnSO4 + K2SO4 + CaSO4 + H2O + CO2 =>
2 KMnO4 + 5 CaC2O4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 CaSO4 + 8 H2O + 10 CO2
P + HNO3 + H2O = H3(PO4) + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3(PO4) + 5 NO
KCIO4 + Mg = KCI + MgO =>
KCIO4 + 4 Mg = KCI + 4 MgO
Fe2O3 + F = FeF + O =>
Fe2O3 + 2 F = 2 FeF + 3 O
BrH = Br + H =>
BrH = Br + H
MnO4{-} + SO3{2-} = MnO2{-} + SO4{2-} =>
MnO4{-} + 2 SO3{2-} = MnO2{-} + 2 SO4{2-}
Ca(NO3)2 + H2CO3 = CaCO3 + HNO3 =>
Ca(NO3)2 + H2CO3 = CaCO3 + 2 HNO3
BaSO3 + HCl = H2O + ClO2 + BaS =>
5 BaSO3 + 6 HCl = 3 H2O + 6 ClO2 + 5 BaS
HCOOH + KMnO4 + H2SO4 = MnSO4 + CO2 + K2SO4 + H2O =>
5 HCOOH + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5 CO2 + K2SO4 + 8 H2O
HCOOC2H5 + H2O = C2H5OH + HCOOH =>
HCOOC2H5 + H2O = C2H5OH + HCOOH
Sb2O5 + NaOH = Na2SbO4 + H2O + H2 =>
Sb2O5 + 4 NaOH = 2 Na2SbO4 + H2O + H2
Ba(s) + HCl(aq) = BaCl2(aq) + H2(g) =>
Ba(s) + 2 HCl(aq) = BaCl2(aq) + H2(g)
Zr(HPO4)2 + Zr(OH)4 = Zr2O3(HPO4) + H2O =>
Zr(HPO4)2 + 3 Zr(OH)4 = 2 Zr2O3(HPO4) + 6 H2O
SO2 + Na2SiO3 + H2O = Na2SO3 + H2SiO3 =>
SO2 + Na2SiO3 + H2O = Na2SO3 + H2SiO3
H(IO3) + Cr(OH)3 = Cr(IO3)3 + H2O =>
3 H(IO3) + Cr(OH)3 = Cr(IO3)3 + 3 H2O
SiO2 + Na2O = Na4SiO4 =>
SiO2 + 2 Na2O = Na4SiO4
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
Mg + Si = MgSi =>
Mg + Si = MgSi
U6 + O2 = UO =>
U6 + 3 O2 = 6 UO
CrBr3 + H2O2 + NaOH = NaCrO4 + NaBr + H2O =>
CrBr3 + 2 H2O2 + 4 NaOH = NaCrO4 + 3 NaBr + 4 H2O
Ba(s) + HCl(aq) = BaCl2(aq) + H2(g) =>
Ba(s) + 2 HCl(aq) = BaCl2(aq) + H2(g)
C17H33COONa + MgSO4 = (C17H33COO)2Mg + Na2SO4 =>
2 C17H33COONa + MgSO4 = (C17H33COO)2Mg + Na2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/09/24
Équations équilibrées sur11/08/23
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