| Équations équilibrées la veille |
Mg(ClO2)2 = Mg + 2 Cl + 2 O2
CCl2 + Na2CO3 = CO2 + C + NaCl =>
2 CCl2 + 2 Na2CO3 = 3 CO2 + C + 4 NaCl
CS4 + Bx2 = CBx4 + S2 =>
CS4 + 2 Bx2 = CBx4 + 2 S2
C5H12(hexano) + O2 = CO2 + H2O =>
C5H12(hexano) + 8 O2 = 5 CO2 + 6 H2O
CH3COONa + H = CH3COONaH =>
CH3COONa + H = CH3COONaH
Li2Se(s) + SO2(g) = SSe2(g) + Li2O(s) =>
2 Li2Se(s) + SO2(g) = SSe2(g) + 2 Li2O(s)
NaNO3 + SO2 = Na2SO4 + NO2 =>
2 NaNO3 + SO2 = Na2SO4 + 2 NO2
(NH4)2SO3 + Ni(NO3)2 = Ni2(SO3)2 + NH4NO3 =>
2(NH4)2SO3 + 2 Ni(NO3)2 = Ni2(SO3)2 + 4 NH4NO3
Fe3C + Fe2O3 = Fe + CO =>
3 Fe3C + Fe2O3 = 11 Fe + 3 CO
Ca(ClO3)2 + Na2S + H2O = CaCl2 + S + NaOH =>
Ca(ClO3)2 + 6 Na2S + 6 H2O = CaCl2 + 6 S + 12 NaOH
BaCl2 + CaSO4 = BaSO4 + CaCl2 =>
BaCl2 + CaSO4 = BaSO4 + CaCl2
Hg2SO4 + BaCl2 = Hg2Cl2 + BaSO4 =>
Hg2SO4 + BaCl2 = Hg2Cl2 + BaSO4
HCN + NH3 = NH4{+} + CN{-} =>
HCN + NH3 = NH4{+} + CN{-}
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Cl2(g) + AlI3(aq) = AlCl3(aq) + I2(g) =>
3 Cl2(g) + 2 AlI3(aq) = 2 AlCl3(aq) + 3 I2(g)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al + La2O3 = La + Al2O3 =>
2 Al + La2O3 = 2 La + Al2O3
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Sn2SiO4 + NH4OH = Sn(OH)2 + (NH4)4SiO4 =>
Sn2SiO4 + 4 NH4OH = 2 Sn(OH)2 + (NH4)4SiO4
KMnO4 + HBr = MnBr2 + Br2 + H2O + K2O =>
2 KMnO4 + 14 HBr = 2 MnBr2 + 5 Br2 + 7 H2O + K2O
C5H11OH + HBr = C5H11Br + H2O =>
C5H11OH + HBr = C5H11Br + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KOH + Br2 = K2BrO4 + KBr + H2O =>
16 KOH + 7 Br2 = 2 K2BrO4 + 12 KBr + 8 H2O
(NH4)2C2O4 + AlBr3 = NH4Br + Al2(C2O4)3 =>
3(NH4)2C2O4 + 2 AlBr3 = 6 NH4Br + Al2(C2O4)3
MnCl3 + Na2S = Mn2S3 + NaCl =>
2 MnCl3 + 3 Na2S = Mn2S3 + 6 NaCl
NaHSO4 + (CH3COO)2Ba = BaSO4 + CH3COONa + CH3COOH =>
NaHSO4 + (CH3COO)2Ba = BaSO4 + CH3COONa + CH3COOH
H2SO4 + HCl = H2 + SO4Cl =>
2 H2SO4 + 2 HCl = 3 H2 + 2 SO4Cl
CoO(s) + C(s) = Co(s) + CO2(g) =>
2 CoO(s) + C(s) = 2 Co(s) + CO2(g)
CH3COONa + FeCl3 = NaCl + (CH3COO)3Fe =>
3 CH3COONa + FeCl3 = 3 NaCl + (CH3COO)3Fe
NaNO3 = Na2O + N2O5 =>
2 NaNO3 = Na2O + N2O5
Ca + Mg = Ca2Mg =>
2 Ca + Mg = Ca2Mg
K2CrO4 + AsH3 + H2SO4 = H3AsO4 + K2SO4 + Cr2(SO4)3 + H2O =>
8 K2CrO4 + 3 AsH3 + 20 H2SO4 = 3 H3AsO4 + 8 K2SO4 + 4 Cr2(SO4)3 + 20 H2O
Na2(SO4) + Ba3(PO4)2 = Na3(PO4) + Ba(SO4) =>
3 Na2(SO4) + Ba3(PO4)2 = 2 Na3(PO4) + 3 Ba(SO4)
Mg + AsO4 = Mg3(AsO4)2 =>
3 Mg + 2 AsO4 = Mg3(AsO4)2
TiCl4(i) + Na(s) = NaCl(s) + Ti(s) =>
TiCl4(i) + 4 Na(s) = 4 NaCl(s) + Ti(s)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg + AgNO3 = Ag2Mg + NO3 =>
Mg + 2 AgNO3 = Ag2Mg + 2 NO3
H2Se + Cl2 = HCl + SeCl4 =>
H2Se + 3 Cl2 = 2 HCl + SeCl4
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
H2O + CO2 = H6CO5 =>
3 H2O + CO2 = H6CO5
NaI + NaOH + KMnO4 = IO3 + H2O + K2MnO4 + Na2MnO4 =>
2 NaI + 12 NaOH + 14 KMnO4 = 2 IO3 + 6 H2O + 7 K2MnO4 + 7 Na2MnO4
Ba + MnBr = BaBr2 + Mn =>
Ba + 2 MnBr = BaBr2 + 2 Mn
Ti + H3PO4 = H2 + TiPO4 =>
2 Ti + 2 H3PO4 = 3 H2 + 2 TiPO4
CaCl2 + Cr(NO3)3 = Ca(NO3)2 + CrCl3 =>
3 CaCl2 + 2 Cr(NO3)3 = 3 Ca(NO3)2 + 2 CrCl3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu(H2O)4{2+} + NO2{-} = Cu(NO2)4{2-} + H2O =>
Cu(H2O)4{2+} + 4 NO2{-} = Cu(NO2)4{2-} + 4 H2O
FeCl3*6H2O + FeSO4*7H2O + NH3 = Fe3O4 + NH4Cl + (NH4)2SO4 + H2O =>
2 FeCl3*6H2O + FeSO4*7H2O + 8 NH3 = Fe3O4 + 6 NH4Cl + (NH4)2SO4 + 15 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
NaH + BF3 = NaBF4 + B2H6 =>
6 NaH + 8 BF3 = 6 NaBF4 + B2H6
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