| Équations équilibrées la veille | Équations équilibrées le lendemain |
1.844674407371E + 18 KMnO4 + 1.4757395258968E + 19 HCl = 1.844674407371E + 18 KCl + 1.844674407371E + 18 MnCl2 + 7.3786976294838E + 18 H2O + Cl1113341023833113834133539732111235511111119
H2(g) + NO(g) = H2O(l) + NH3(g) =>
5 H2(g) + 2 NO(g) = 2 H2O(l) + 2 NH3(g)
NaCl + HCl + O2 = NaCl2 + H2O =>
4 NaCl + 4 HCl + O2 = 4 NaCl2 + 2 H2O
KClO4 = ClO2 + O2 + K2O =>
4 KClO4 = 4 ClO2 + 3 O2 + 2 K2O
H3CNH2 + H2O = H3CNH + H3O =>
H3CNH2 + H2O = H3CNH + H3O
XCH3NH2 + O2 = XCO2 + H2O + N2 =>
4 XCH3NH2 + 9 O2 = 4 XCO2 + 10 H2O + 2 N2
MgSO4 + Li2CO3 = MgCO3 + Li2SO4 =>
MgSO4 + Li2CO3 = MgCO3 + Li2SO4
AgNO3 + IK = AgI + KNO3 =>
AgNO3 + IK = AgI + KNO3
Fe(NO3)3 + Na2C2O4 = Fe2(C2O4)3 + Na3(NO3)3 =>
2 Fe(NO3)3 + 3 Na2C2O4 = Fe2(C2O4)3 + 2 Na3(NO3)3
Al(NO3)3 + NH3 + H2O = Al(OH)3 + NH4NO3 =>
Al(NO3)3 + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4NO3
CaO + HNO3 + H2O = Ca(NO3)2*4H2O =>
CaO + 2 HNO3 + 3 H2O = Ca(NO3)2*4H2O
AlO(s) = Al(s) + O(g) =>
AlO(s) = Al(s) + O(g)
Fe(OH)3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe(OH)3(s) + 3 HNO3(aq) = Fe(NO3)3(aq) + 3 H2O(l)
CO2 + Na2SiO3 + H2O = H2SiO3 + Na2CO3 =>
CO2 + Na2SiO3 + H2O = H2SiO3 + Na2CO3
N2 + NaOH = NNaOH =>
N2 + 2 NaOH = 2 NNaOH
NaNO3(ac) + NiSO4(ac) = Na2SO4(ac) + Ni(NO3)2(ac) =>
2 NaNO3(ac) + NiSO4(ac) = Na2SO4(ac) + Ni(NO3)2(ac)
NH3 + KMnO4 = MnO2 + N2 + KOH + H2O =>
2 NH3 + 2 KMnO4 = 2 MnO2 + N2 + 2 KOH + 2 H2O
Ca(ClO3)2 + Li2CO3 = CaCO3 + LiClO3 =>
Ca(ClO3)2 + Li2CO3 = CaCO3 + 2 LiClO3
Cu(CH3COO)2 + NaHCO3 = CuCO3 + CH3COONa + CO2 + H2O =>
Cu(CH3COO)2 + 2 NaHCO3 = CuCO3 + 2 CH3COONa + CO2 + H2O
B + PbO2 = B2O3 + Pb =>
4 B + 3 PbO2 = 2 B2O3 + 3 Pb
H2O + Cr2O7{-2} + H2S = Cr{+3} + S8 + OH{-} =>
8 H2O + 8 Cr2O7{-2} + 24 H2S = 16 Cr{+3} + 3 S8 + 64 OH{-}
CH4N2O + H2 = CH3COOH + NH3 =>
2 CH4N2O + 4 H2 = CH3COOH + 4 NH3
BaCO3 + NO2 = Ba(NO3)2 + NO + CO2 =>
BaCO3 + 3 NO2 = Ba(NO3)2 + NO + CO2
H2CO3 + Fe(HO)3 = Fe2(CO3)3 + H2O =>
3 H2CO3 + 2 Fe(HO)3 = Fe2(CO3)3 + 6 H2O
Ag94 + S3 + O2 = AgSO4 =>
3 Ag94 + 94 S3 + 564 O2 = 282 AgSO4
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Na3PO4 + CoCl2 = Co3(PO4)2(s) + NaCl(aq) =>
2 Na3PO4 + 3 CoCl2 = Co3(PO4)2(s) + 6 NaCl(aq)
Zn + OH + NO3 = ZnOHNO3 =>
Zn + OH + NO3 = ZnOHNO3
Na3PO4 + HC1 = NaC1 + H3PO4 =>
Na3PO4 + 3 HC1 = 3 NaC1 + H3PO4
K2CrO4 + Na2S + H2O = Na3[Cr(OH)6] + KOH + S =>
2 K2CrO4 + 3 Na2S + 8 H2O = 2 Na3[Cr(OH)6] + 4 KOH + 3 S
Al(C2H3O2)3 + H2(SO4) = Al2(SO4)3 + H(C2H3O2) =>
2 Al(C2H3O2)3 + 3 H2(SO4) = Al2(SO4)3 + 6 H(C2H3O2)
Hg2(NO3)2 + NaOH = HgO + Hg + NaNO3 + H2O =>
Hg2(NO3)2 + 2 NaOH = HgO + Hg + 2 NaNO3 + H2O
Ca2 + HCl = H2Ca + Cl =>
Ca2 + 4 HCl = 2 H2Ca + 4 Cl
Fe(OH)3 + CaO = Fe2O3 + Ca(OH)2 =>
2 Fe(OH)3 + 3 CaO = Fe2O3 + 3 Ca(OH)2
CH3COOH + Ba(OH)2 = (CH3COO)2Ba + H2O =>
2 CH3COOH + Ba(OH)2 = (CH3COO)2Ba + 2 H2O
HCl + KMnO4 = KCl + MnCl2 + H2O + Cl2 =>
16 HCl + 2 KMnO4 = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C12H7Cl3O2 + F = C12H7Cl3O2F =>
C12H7Cl3O2 + F = C12H7Cl3O2F
H3P + Ba(OH)2 = Ba3P2 + HOH =>
2 H3P + 3 Ba(OH)2 = Ba3P2 + 6 HOH
CrO7{-2} + Fe{+2} + H{+} = Cr{+3} + Fe{+3} + H2O =>
CrO7{-2} + 9 Fe{+2} + 14 H{+} = Cr{+3} + 9 Fe{+3} + 7 H2O
H2SeO3 + Na2SO3 = Se + H2O + Na2SO4 =>
H2SeO3 + 2 Na2SO3 = Se + H2O + 2 Na2SO4
NaVO3 + Zn + H2SO4 = VSO4 + ZnSO4 + H2O + NaSO4 =>
NaVO3 + Zn + 3 H2SO4 = VSO4 + ZnSO4 + 3 H2O + NaSO4
SrBr2 + K2CO3 = KBr + SrCO3 =>
SrBr2 + K2CO3 = 2 KBr + SrCO3
NH4 + OH = NH3 + H2O =>
NH4 + OH = NH3 + H2O
(CH3CO)2 + O2 = CO2 + H2O =>
2(CH3CO)2 + 9 O2 = 8 CO2 + 6 H2O
Al2O3 + SnCl2 + HCl = SnCl4 + Al + H2O =>
Al2O3 + 3 SnCl2 + 6 HCl = 3 SnCl4 + 2 Al + 3 H2O
Li + S = LiS =>
Li + S = LiS
Mg(NO3)2 + Na(CO3)2 = Mg(CO3)2 + Na(NO3)2 =>
Mg(NO3)2 + Na(CO3)2 = Mg(CO3)2 + Na(NO3)2
C5H4O2 + H2O = CO2 + H2 =>
C5H4O2 + 8 H2O = 5 CO2 + 10 H2
AB = B + A2 =>
2 AB = 2 B + A2
NaHCO3 + H3PO4 = Na3PO4 + CO2 + H2O =>
3 NaHCO3 + H3PO4 = Na3PO4 + 3 CO2 + 3 H2O
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