| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Cr + 3 O2 = 2 Cr2O3
SiH4 + N2O = SiO2 + N2 + H2O =>
SiH4 + 4 N2O = SiO2 + 4 N2 + 2 H2O
Eu + Al + S = EuAl2S4 =>
Eu + 2 Al + 4 S = EuAl2S4
SiH4 + N2O = SiO2 + H2 + N2 =>
SiH4 + 2 N2O = SiO2 + 2 H2 + 2 N2
IO3{-} + S2O3{-} + H3O{+} = S4O6{-} + I{-} + H2O =>
IO3{-} + 12 S2O3{-} + 6 H3O{+} = 6 S4O6{-} + I{-} + 9 H2O
CH3CO2H + NaCl = CH3CO2Na + HCl =>
CH3CO2H + NaCl = CH3CO2Na + HCl
(NH4)2Fe(SO4)2*6H2O + Cl2 = (NH4)2SO4 + Fe2(SO4)3 + NH4Cl + H2O =>
2(NH4)2Fe(SO4)2*6H2O + Cl2 = (NH4)2SO4 + Fe2(SO4)3 + 2 NH4Cl + 12 H2O
AgNO3 + K4[Fe(CN)6] = Ag4[Fe(CN)6] + KNO3 =>
4 AgNO3 + K4[Fe(CN)6] = Ag4[Fe(CN)6] + 4 KNO3
CaO + Cl2 = ClO + Ca =>
2 CaO + Cl2 = 2 ClO + 2 Ca
Al + Fe3O4 = Fe3 + Al2O3 =>
8 Al + 3 Fe3O4 = 3 Fe3 + 4 Al2O3
Pb{2+} + I{-) = PbI2 =>
Pb{2+} + 2 I{-) = PbI2
MgPb + I2 = MgI2 + Pb =>
MgPb + I2 = MgI2 + Pb
Zn2SiO4 + Cr2(SO3)3 = Cr4(SiO4)3 + ZnSO3 =>
3 Zn2SiO4 + 2 Cr2(SO3)3 = Cr4(SiO4)3 + 6 ZnSO3
CaO + Cl2 = CaCl2 + O =>
CaO + Cl2 = CaCl2 + O
Na + Sn(NO3)4 = Na(NO3)4 + Sn =>
Na + Sn(NO3)4 = Na(NO3)4 + Sn
NiCl2 + KIO3 = (NiIO3)2 + KCl2 =>
2 NiCl2 + 2 KIO3 = (NiIO3)2 + 2 KCl2
AgSCN + Na2S2O3 = Ag2S2O3 + NaSCN =>
2 AgSCN + Na2S2O3 = Ag2S2O3 + 2 NaSCN
H2SO4 + HBr = SO2 + Br2*2H2O =>
H2SO4 + 2 HBr = SO2 + Br2*2H2O
Li2CO3 + H3BO3 = LiB3O5 + H2O + CO2 =>
Li2CO3 + 6 H3BO3 = 2 LiB3O5 + 9 H2O + CO2
CaO + Cl2 = CaOCl2 =>
CaO + Cl2 = CaOCl2
SrCl2O2 = SrCl2 + O2 =>
SrCl2O2 = SrCl2 + O2
Sn + HCI = SnCI + H2 =>
2 Sn + 2 HCI = 2 SnCI + H2
Pb(NO3)2(aq) + KCl(aq) = PbCl2 + K(NO3) =>
Pb(NO3)2(aq) + 2 KCl(aq) = PbCl2 + 2 K(NO3)
Cu(NO3) + NH3 = Cu(NH3)4 + NO3 =>
Cu(NO3) + 4 NH3 = Cu(NH3)4 + NO3
PB(NO3)2(aq) + KCl(aq) = PBCl2(s) + KNO3(aq) =>
PB(NO3)2(aq) + 2 KCl(aq) = PBCl2(s) + 2 KNO3(aq)
S + NaOH = Na2S + NaSO3 + H2O =>
7 S + 12 NaOH = 5 Na2S + 2 NaSO3 + 6 H2O
Pb(NO3)2(aq) + KCl(aq) = PbCl2 + KNO3 =>
Pb(NO3)2(aq) + 2 KCl(aq) = PbCl2 + 2 KNO3
FeCl2 + NaNO3 + HCl = FeCl3 + NaCl + H2O + HNO =>
4 FeCl2 + NaNO3 + 5 HCl = 4 FeCl3 + NaCl + 2 H2O + HNO
C7H16 + H2O = CO + H2 =>
C7H16 + 7 H2O = 7 CO + 15 H2
S2Cl2(l) + NH3(g) = S4N4(s) + S8(s) + NH4Cl(s) =>
6 S2Cl2(l) + 16 NH3(g) = S4N4(s) + S8(s) + 12 NH4Cl(s)
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
NH3(d) + O2(d) = NO(d) + H2O(s) =>
4 NH3(d) + 5 O2(d) = 4 NO(d) + 6 H2O(s)
Cl2 + F2 = ClF =>
Cl2 + F2 = 2 ClF
C2HNa + C3H7I = C2HI + C3H7Na =>
C2HNa + C3H7I = C2HI + C3H7Na
Ba(NO3)2 + NaIO3 + H2O = Ba(IO3)2H2O + NaNO3 =>
Ba(NO3)2 + 2 NaIO3 + H2O = Ba(IO3)2H2O + 2 NaNO3
NaCO3 + H2O = NaOH + HCO3 =>
NaCO3 + H2O = NaOH + HCO3
MgO2H2 + HBr = MgBr2 + H2O =>
MgO2H2 + 2 HBr = MgBr2 + 2 H2O
C4H9OH + Cr2O7{2-} + H{+} = C3H7COOH + Cr{3+} + H2O =>
3 C4H9OH + 2 Cr2O7{2-} + 16 H{+} = 3 C3H7COOH + 4 Cr{3+} + 11 H2O
S + O = SO3 =>
S + 3 O = SO3
HCl + BaSO3 = BaCl2 + H2O + SO2 =>
2 HCl + BaSO3 = BaCl2 + H2O + SO2
K + C = K4C =>
4 K + C = K4C
K2CO3 + SnCl4 = KCl + Sn2(CO3)4 =>
4 K2CO3 + 2 SnCl4 = 8 KCl + Sn2(CO3)4
C4H9OH + Cr2O7{2-} + H{+} = C3H7COOH + H2O + Cr3{+} =>
17 C4H9OH + 6 Cr2O7{2-} + 16 H{+} = 17 C3H7COOH + 25 H2O + 4 Cr3{+}
Sr(C2H3O2)2 + K2SO4 = SrSO4 + K2(C2H3O2)2 =>
Sr(C2H3O2)2 + K2SO4 = SrSO4 + K2(C2H3O2)2
CuSO4 + Fe = CuSO3 + FeO =>
CuSO4 + Fe = CuSO3 + FeO
NaNO2 + CO2 = NaCNO4 =>
NaNO2 + CO2 = NaCNO4
S + O = SO =>
S + O = SO
K2CrO4 + Na2SO3 + KOH + H2O = Na2SO4 + K3[Cr(OH)6] =>
2 K2CrO4 + 3 Na2SO3 + 2 KOH + 5 H2O = 3 Na2SO4 + 2 K3[Cr(OH)6]
Ba + HNO3 = Ba(NO3)2 + H2O + NO2 =>
Ba + 4 HNO3 = Ba(NO3)2 + 2 H2O + 2 NO2
XAgNO3 + XCu = XCu(NO3)2 + XAg =>
2 XAgNO3 + XCu = XCu(NO3)2 + 2 XAg
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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