| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CuO = 2 Cu + O2
Ca + H2O = CaOH + H =>
Ca + H2O = CaOH + H
P + Br2 = PBr3 =>
2 P + 3 Br2 = 2 PBr3
CO2 + C = CO =>
CO2 + C = 2 CO
KBr + H2SO4 = K2SO4 + HBr =>
2 KBr + H2SO4 = K2SO4 + 2 HBr
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
MnO4{-} + Cl{-} + H{+} = Mn{2+} + Cl2 + H2O =>
2 MnO4{-} + 10 Cl{-} + 16 H{+} = 2 Mn{2+} + 5 Cl2 + 8 H2O
PH3(g) + O2(g) = P4O10(s) + H2O(g) =>
4 PH3(g) + 8 O2(g) = P4O10(s) + 6 H2O(g)
KOH + H2SO4 = KHSO4 + H2O =>
KOH + H2SO4 = KHSO4 + H2O
Ag2SO4 + NH4CuCH3COO = AgCuCH3COO + (NH4)2SO4 =>
Ag2SO4 + 2 NH4CuCH3COO = 2 AgCuCH3COO + (NH4)2SO4
Co + H3S = Co2S3 + H2 =>
4 Co + 6 H3S = 2 Co2S3 + 9 H2
NO(g) + O2(g) = NO2(g) =>
2 NO(g) + O2(g) = 2 NO2(g)
Na + S = NaS =>
Na + S = NaS
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
HI + NaOH = NaI + H2O =>
HI + NaOH = NaI + H2O
NaF + CaCl2 = NaCl + CaF2 =>
2 NaF + CaCl2 = 2 NaCl + CaF2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Pb + H3P = Pb3P4 + H2 =>
3 Pb + 4 H3P = Pb3P4 + 6 H2
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MnO2 = Mn + O2 =>
MnO2 = Mn + O2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
CuO + NH3 = H2O + Cu + N2 =>
3 CuO + 2 NH3 = 3 H2O + 3 Cu + N2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ca + PO4 = Ca(PO4)2 =>
Ca + 2 PO4 = Ca(PO4)2
Na2B4O7(s) + H2SO4(aq) + H2O(l) = H3BO3(s) + Na2SO4(aq) =>
Na2B4O7(s) + H2SO4(aq) + 5 H2O(l) = 4 H3BO3(s) + Na2SO4(aq)
Ba(NO3)2 + (NH4)3PO4 = Ba3(PO4)2 + NH4NO3 =>
3 Ba(NO3)2 + 2(NH4)3PO4 = Ba3(PO4)2 + 6 NH4NO3
KMnO4 + HCl + H2S = KCl + MnCl2 + S + H2O =>
2 KMnO4 + 6 HCl + 5 H2S = 2 KCl + 2 MnCl2 + 5 S + 8 H2O
Na2B4O7 + H2SO4 + H2O = H3BO3 + Na2SO4 =>
Na2B4O7 + H2SO4 + 5 H2O = 4 H3BO3 + Na2SO4
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
HNO3 + NH4OH = H2O + NH4NO3 =>
HNO3 + NH4OH = H2O + NH4NO3
HAsO2 + H2O = H3AsO4 + H =>
HAsO2 + 2 H2O = H3AsO4 + 2 H
Ti + N2 = Ti3N4 =>
3 Ti + 2 N2 = Ti3N4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
HNO3 + S = H2SO4 + NO =>
2 HNO3 + S = H2SO4 + 2 NO
Cu + HNO3 = NO2 + H2O + Cu(NO3)2 =>
Cu + 4 HNO3 = 2 NO2 + 2 H2O + Cu(NO3)2
ZnO + C = Zn + CO =>
ZnO + C = Zn + CO
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
KO2(s) + H2O(l) + CO2(g) = KHCO3(aq) + O2(g) =>
4 KO2(s) + 2 H2O(l) + 4 CO2(g) = 4 KHCO3(aq) + 3 O2(g)
(CH3(CH2)4CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)4CH3) + 19 O2 = 12 CO2 + 14 H2O
Fe + O2 = FeO3 =>
2 Fe + 3 O2 = 2 FeO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na + Fe2O3 = Na2O + Fe =>
6 Na + Fe2O3 = 3 Na2O + 2 Fe
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/27/10
Équations équilibrées sur04/26/09
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