| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H6 = C2H4 + H2
H2 + Br = HBr =>
H2 + 2 Br = 2 HBr
C7H16 + O2 = CO + H20 =>
10 C7H16 + 35 O2 = 70 CO + 8 H20
HNO3 + NO = NO2 + H2O =>
2 HNO3 + NO = 3 NO2 + H2O
HCl(aq) + NaHCO3(s) = NaCl(aq) + H2O(l) + CO2(g) =>
HCl(aq) + NaHCO3(s) = NaCl(aq) + H2O(l) + CO2(g)
As2S5 + HNO3 = H3AsO4 + H2SO4 + NO2 + H20 =>
5 As2S5 + 140 HNO3 = 10 H3AsO4 + 25 H2SO4 + 140 NO2 + 3 H20
Sb2S3 + HCl = H2S + SbCl3 =>
Sb2S3 + 6 HCl = 3 H2S + 2 SbCl3
MnO4 + Mn = MnO2 =>
MnO4 + Mn = 2 MnO2
As2S5 + HNO3 = H3AsO4 + H2SO4 + NO2 + H20 =>
5 As2S5 + 140 HNO3 = 10 H3AsO4 + 25 H2SO4 + 140 NO2 + 3 H20
Al + NaOH = Na3AlO3 + H =>
Al + 3 NaOH = Na3AlO3 + 3 H
CuCl2 + Zn = ZnCl2 + Cu =>
CuCl2 + Zn = ZnCl2 + Cu
C2H6O + O2 = CO2 + H20 =>
10 C2H6O + 15 O2 = 20 CO2 + 3 H20
HNO2 + HBrO3 = HNO3 + Br2 + H2O =>
5 HNO2 + 2 HBrO3 = 5 HNO3 + Br2 + H2O
NaBr + H3PO4 = Na3PO4 + HBr =>
3 NaBr + H3PO4 = Na3PO4 + 3 HBr
O2 + C10H22 = CO2 + H2O =>
31 O2 + 2 C10H22 = 20 CO2 + 22 H2O
HCl + Fe(OH)3 = FeCl3 + H2O =>
3 HCl + Fe(OH)3 = FeCl3 + 3 H2O
NaC2H3O2 + MnS = Na2S + Mn(C2H3O2)2 =>
2 NaC2H3O2 + MnS = Na2S + Mn(C2H3O2)2
H + O = H2O =>
2 H + O = H2O
CaCO3 + FePO4 = Ca3(PO4)2 + Fe2(CO3)3 =>
3 CaCO3 + 2 FePO4 = Ca3(PO4)2 + Fe2(CO3)3
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
Ca(OH)2 + Na2(CO3) = Ca(CO3) + NaOH =>
Ca(OH)2 + Na2(CO3) = Ca(CO3) + 2 NaOH
CO + H2O = CO2 + H2 =>
CO + H2O = CO2 + H2
HCl + Fe(OH)3 = FeCl3(l) + H2O =>
3 HCl + Fe(OH)3 = FeCl3(l) + 3 H2O
Cu(NO5) + H2O + NO = Cu + HNO3 =>
3 Cu(NO5) + 4 H2O + 5 NO = 3 Cu + 8 HNO3
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
C7H16 + O2 = C + H2O =>
C7H16 + 4 O2 = 7 C + 8 H2O
CuCl2 + Na2 + OH = Cu(OH)2 + NaCl2 =>
2 CuCl2 + Na2 + 4 OH = 2 Cu(OH)2 + 2 NaCl2
Co2 + BaO = BaCo + O2 =>
Co2 + 2 BaO = 2 BaCo + O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HNO3 + Sn = Sn(NO3)2 + NH4NO3 + H2O =>
10 HNO3 + 4 Sn = 4 Sn(NO3)2 + NH4NO3 + 3 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
C2H5OH + OH = CO2 + H2O =>
C2H5OH + 12 OH = 2 CO2 + 9 H2O
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
HClO4(aq) + Na2CO3(s) = Na(ClO4)(aq) + CO2(g) + H2O(l) =>
2 HClO4(aq) + Na2CO3(s) = 2 Na(ClO4)(aq) + CO2(g) + H2O(l)
K + ZnCl2 = KCl2 + Zn =>
K + ZnCl2 = KCl2 + Zn
NaCl = Na{+} + Cl{-} =>
NaCl = Na{+} + Cl{-}
CaCl + NH4OH = Ca(OH) + NH4Cl =>
CaCl + NH4OH = Ca(OH) + NH4Cl
N + O2 = NO =>
2 N + O2 = 2 NO
K + ZnCl2 = KCl2 + Zn =>
K + ZnCl2 = KCl2 + Zn
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
AlCl3 = Al{3+} + Cl{-} =>
AlCl3 = Al{3+} + 3 Cl{-}
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al2O3 + NAOH + H2O = NAAl(OH)4 =>
Al2O3 + 2 NAOH + 3 H2O = 2 NAAl(OH)4
MgCl2(aq) + AgNO3(aq) = Mg(NO3)2(aq) + AgCl(s) =>
MgCl2(aq) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 AgCl(s)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
N2H4 + O2 = NO2 + H2O =>
N2H4 + 3 O2 = 2 NO2 + 2 H2O
CaCl2 = Ca{2+} + Cl{-} =>
CaCl2 = Ca{2+} + 2 Cl{-}
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/03/15
Équations équilibrées sur05/03/14
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