| Équations équilibrées la veille |
2 Fe(SCN) + 2 KMnO4 + 17 H2SO4 = Fe2(SO4)3 + 13 SO2 + 2 CO2 + 2 HNO3MnSO4 + K2SO4 + 16 H2O
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Ca + HCl = Ca(HCl)2 =>
Ca + 2 HCl = Ca(HCl)2
(NH4)Mo7O24 + C4H6N2 = CO + H2O + MoO3 + N2 =>
14(NH4)Mo7O24 + 2 C4H6N2 = 8 CO + 34 H2O + 98 MoO3 + 9 N2
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
AgCH3CO2 + CrCl3 = AgCl + Cr(CH3CO2)3 =>
3 AgCH3CO2 + CrCl3 = 3 AgCl + Cr(CH3CO2)3
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Ca + NaOH = Ca(OH)2 + Na =>
Ca + 2 NaOH = Ca(OH)2 + 2 Na
Fe2(SO4)3 + NH4CNS = (NH4)3(Fe(CNS)6) + (NH4)2SO4 =>
Fe2(SO4)3 + 12 NH4CNS = 2(NH4)3(Fe(CNS)6) + 3(NH4)2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al + Br = AlBr6 =>
Al + 6 Br = AlBr6
V2O4 + I2 + H2O = V2O5 + HI =>
V2O4 + I2 + H2O = V2O5 + 2 HI
AgNO3 + Na2SO4 = Ag2SO4(s) + NaNO3(aq) =>
2 AgNO3 + Na2SO4 = Ag2SO4(s) + 2 NaNO3(aq)
Br + AgNO3 = BrNO3 + Ag =>
Br + AgNO3 = BrNO3 + Ag
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al2(SO3)2 + Na2C2O4 = AlC2O4 + Na2SO3 =>
Al2(SO3)2 + 2 Na2C2O4 = 2 AlC2O4 + 2 Na2SO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CuFeS2 + O2 + SiO2 = Cu2S + FeSiO3 + SO2 =>
2 CuFeS2 + 4 O2 + 2 SiO2 = Cu2S + 2 FeSiO3 + 3 SO2
IO4{-} + H = IO3{-} + H2O =>
IO4{-} + 2 H = IO3{-} + H2O
C2H6 + HI = C2H5I + H2 =>
C2H6 + HI = C2H5I + H2
Fe(OH)2 + HClO4 = Fe(ClO4)2 + H2O =>
Fe(OH)2 + 2 HClO4 = Fe(ClO4)2 + 2 H2O
I + O2 = IO =>
2 I + O2 = 2 IO
Al2O3 + Na2O = NaAl + O2 =>
Al2O3 + Na2O = 2 NaAl + 2 O2
CH4(aq) + NH3(g) + O2(g) = HCN(g) + H2O(g) =>
2 CH4(aq) + 2 NH3(g) + 3 O2(g) = 2 HCN(g) + 6 H2O(g)
Fe(NO3)3 + Na2CO3 = FeCO3 + Na2(NO3)3 =>
Fe(NO3)3 + Na2CO3 = FeCO3 + Na2(NO3)3
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Ba(C2H3O2)2 + K2SO4 = BaSO4 + KC2H3O2 =>
Ba(C2H3O2)2 + K2SO4 = BaSO4 + 2 KC2H3O2
MgCl2 + K2CO3 = KCl + MgCO3 =>
MgCl2 + K2CO3 = 2 KCl + MgCO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cl2 + HB2 = ClB + H =>
Cl2 + HB2 = 2 ClB + H
Mg2O3 = Mg + O =>
Mg2O3 = 2 Mg + 3 O
Ba(NO3)2 + (NH4)2SO4 = BaSO4 + NH4NO3 =>
Ba(NO3)2 + (NH4)2SO4 = BaSO4 + 2 NH4NO3
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
KIO3 + Na2SO3 + HCl = I2 + Na2SO4 + KCl + H2O =>
2 KIO3 + 5 Na2SO3 + 2 HCl = I2 + 5 Na2SO4 + 2 KCl + H2O
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
CH3COOH(aq) + NaOH(aq) = NaC2H3O2 + H2O =>
CH3COOH(aq) + NaOH(aq) = NaC2H3O2 + H2O
PH3 + O2 = H2O + P4O6 =>
4 PH3 + 6 O2 = 6 H2O + P4O6
FeCl3 + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
CO(NH2)2 + O2 = CO2 + H2O + NO =>
2 CO(NH2)2 + 5 O2 = 2 CO2 + 4 H2O + 4 NO
H2S + Fe2O3 = FeS + S + H2O =>
3 H2S + Fe2O3 = 2 FeS + S + 3 H2O
CoCl2(s) + NH4Cl(s) + NH3(aq) + H2O2(aq) = [Co(NH3)5(H2O)]Cl3(s) =>
2 CoCl2(s) + 2 NH4Cl(s) + 8 NH3(aq) + H2O2(aq) = 2[Co(NH3)5(H2O)]Cl3(s)
C9H8O4 + NaHCO3 = NaC9H7O4 + H2CO3 =>
C9H8O4 + NaHCO3 = NaC9H7O4 + H2CO3
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
ZnS + CH3COOH = (CH3COO)2Zn + H2S =>
ZnS + 2 CH3COOH = (CH3COO)2Zn + H2S
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
ClO4{-} + Cr + OH{-} = CrO2{-} + ClO3{-} + H2O =>
3 ClO4{-} + 2 Cr + 2 OH{-} = 2 CrO2{-} + 3 ClO3{-} + H2O
C6H5CHClCH3 + KOH = C6H5CHCH2 + KCl + H2O =>
C6H5CHClCH3 + KOH = C6H5CHCH2 + KCl + H2O
Pb(NO3)2(aq) + CoI2(aq) = PbI2(s) + Co(NO3)2(aq) =>
Pb(NO3)2(aq) + CoI2(aq) = PbI2(s) + Co(NO3)2(aq)
H2C2O4 + OH{-} = HC2O4{-} + H2O =>
H2C2O4 + OH{-} = HC2O4{-} + H2O
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