| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KClO3 + I2 + H2SO4 = 2 HIO3 + K2SO4 + Cl2
HN3 + KMnO4 + H2SO4 = N2 + MnSO4 + K2SO4 + H2O =>
10 HN3 + 2 KMnO4 + 3 H2SO4 = 15 N2 + 2 MnSO4 + K2SO4 + 8 H2O
C2H4O(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H4O(g) + 5 O2(g) = 4 CO2(g) + 4 H2O(g)
Fe + K2CO3 = FeCO3 + K =>
Fe + K2CO3 = FeCO3 + 2 K
HNO3(aq) = H2O + NO2 + O2 =>
4 HNO3(aq) = 2 H2O + 4 NO2 + O2
(NH4)6V10O28 + KI + HCl = VOCl2 + I2 + NH4Cl + KCl + H2O =>
(NH4)6V10O28 + 10 KI + 36 HCl = 10 VOCl2 + 5 I2 + 6 NH4Cl + 10 KCl + 18 H2O
K2S + ZnCl2 = KCl + SZn =>
K2S + ZnCl2 = 2 KCl + SZn
MgO(s) + HCl(aq) = MgCl2(aq) + H2O(l) =>
MgO(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l)
Zn(C2H3O2)2(aq) + Na3PO4(aq) = NaC2H3O2(aq) + Zn3(PO4)2(s) =>
3 Zn(C2H3O2)2(aq) + 2 Na3PO4(aq) = 6 NaC2H3O2(aq) + Zn3(PO4)2(s)
H2CrO4 + NaOH = Na2CrO4 + H2O =>
H2CrO4 + 2 NaOH = Na2CrO4 + 2 H2O
FeCl3 + Na2SO4 = Fe2(SO4)3 + NaCl =>
2 FeCl3 + 3 Na2SO4 = Fe2(SO4)3 + 6 NaCl
Cd(s) + H2O(l) + O2(g) = Cd(OH)2(s) =>
2 Cd(s) + 2 H2O(l) + O2(g) = 2 Cd(OH)2(s)
Cu + NaCO = Na + CuCO =>
Cu + NaCO = Na + CuCO
KO2 + H2S = K2SO3 + H2O =>
2 KO2 + H2S = K2SO3 + H2O
Bi(OH)3 + NaOH = NaBiO2 + H2O =>
Bi(OH)3 + NaOH = NaBiO2 + 2 H2O
Fe2O3 + SO = Fe + S2O6 =>
4 Fe2O3 + 6 SO = 8 Fe + 3 S2O6
Ba(NO3)2(aq) + H3PO4(aq) = Ba3(PO4)2 + HNO3(aq) =>
3 Ba(NO3)2(aq) + 2 H3PO4(aq) = Ba3(PO4)2 + 6 HNO3(aq)
V2(SO4)3 + NaClO + NaOH = Na3VO4 + Na2SO4 + NaCl + H2O =>
V2(SO4)3 + 2 NaClO + 12 NaOH = 2 Na3VO4 + 3 Na2SO4 + 2 NaCl + 6 H2O
KP = K2P2 =>
2 KP = K2P2
Cu(OH){2} = CuO + H{2}O =>
Cu(OH){2} = CuO + H{2}O
MgI2 + Na2CO3 = MgCO3 + I2Na2 =>
MgI2 + Na2CO3 = MgCO3 + I2Na2
Cu + HBr = CuBr2 + H2 =>
Cu + 2 HBr = CuBr2 + H2
Cr + S = Cr2S3 =>
2 Cr + 3 S = Cr2S3
C2H5COOH + K2CO3 = KC2H5COO + CO2 + H2O =>
2 C2H5COOH + K2CO3 = 2 KC2H5COO + CO2 + H2O
Na2S2O3*5H2O = S8 + Na2SO3 + H2O =>
8 Na2S2O3*5H2O = S8 + 8 Na2SO3 + 40 H2O
MgI2 + Na2CO3 = MgCO3 + I2Na2 =>
MgI2 + Na2CO3 = MgCO3 + I2Na2
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb =>
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb
HBr(aq) + CsOH(aq) = CsBr(aq) + H2O(l) =>
HBr(aq) + CsOH(aq) = CsBr(aq) + H2O(l)
CaBr2 + Cl2 = CaCl2 + Br2 =>
CaBr2 + Cl2 = CaCl2 + Br2
Mn + AlCl3 = MnCl3 + Al =>
Mn + AlCl3 = MnCl3 + Al
Na(HCO3) = Na2CO3 + CO2 + H2O =>
2 Na(HCO3) = Na2CO3 + CO2 + H2O
ClO3{-} + As2S3 + OH{-} = Cl{-} + H2AsO4{-} + SO4{2-} + H2O =>
14 ClO3{-} + 3 As2S3 + 24 OH{-} = 14 Cl{-} + 6 H2AsO4{-} + 9 SO4{2-} + 6 H2O
CH3CH2NH2 + HCl = CH3CH2NH3Cl =>
CH3CH2NH2 + HCl = CH3CH2NH3Cl
NaO3 = NaO2 + O2 =>
2 NaO3 = 2 NaO2 + O2
Mg + H2SO4 + H2O = MgSO4*3H2O + H2 =>
Mg + H2SO4 + 3 H2O = MgSO4*3H2O + H2
HNO2 + K2CO3 = KNO2 + H2CO3 =>
2 HNO2 + K2CO3 = 2 KNO2 + H2CO3
H3P = H3 + P =>
H3P = H3 + P
UO3 + H2O + HNO3 = UO2(NO3)2(H2O)6 =>
UO3 + 5 H2O + 2 HNO3 = UO2(NO3)2(H2O)6
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb =>
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb
Se + HNO3 = SeO2 + NO + H2O =>
3 Se + 4 HNO3 = 3 SeO2 + 4 NO + 2 H2O
Al(OH)3 + H2SO2 = Al(HSO2)3 + H2O =>
Al(OH)3 + 3 H2SO2 = Al(HSO2)3 + 3 H2O
(CH3)2N2H2 + N2O4 = N2 + H2O + CO2 =>
(CH3)2N2H2 + 2 N2O4 = 3 N2 + 4 H2O + 2 CO2
Fe + Zn(OH)2 = Fe(OH)3 + Zn =>
2 Fe + 3 Zn(OH)2 = 2 Fe(OH)3 + 3 Zn
Ni + MgCO3 = NiCO3 + Mg =>
Ni + MgCO3 = NiCO3 + Mg
I{-} + Br2 + H2O = IO3{-} + Br{-} + H{+} =>
I{-} + 3 Br2 + 3 H2O = IO3{-} + 6 Br{-} + 6 H{+}
Na2C2O4 = Na{+} + C2O4{2-} =>
Na2C2O4 = 2 Na{+} + C2O4{2-}
S2 + H2SO4 = SO2 + H2O =>
S2 + 4 H2SO4 = 6 SO2 + 4 H2O
Cu(NO3)2 + Na2CO3 = CuCO3 + Na2(NO3)2 =>
Cu(NO3)2 + Na2CO3 = CuCO3 + Na2(NO3)2
Ca + P = Ca5P2 =>
5 Ca + 2 P = Ca5P2
Ac(OH)3 = Ac2O3 + H2O =>
2 Ac(OH)3 = Ac2O3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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