| Équations équilibrées la veille |
H2 + S = H2S
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
CaCO3 + HC1 = CaC1 + H2O + CO2 =>
5 CaCO3 + 6 HC1 = 5 CaC1 + 3 H2O + 6 CO2
C4H9OH + HCl = C4H9Cl + H2O =>
C4H9OH + HCl = C4H9Cl + H2O
H2 + S = H2S =>
H2 + S = H2S
HCl + Ag2O = AgCl + H2O =>
2 HCl + Ag2O = 2 AgCl + H2O
Zn + H3AsO3 + H{+} = Zn2{+} + As + H2O =>
6 Zn + H3AsO3 + 3 H{+} = 3 Zn2{+} + As + 3 H2O
Mn + O2 = Mn3O =>
6 Mn + O2 = 2 Mn3O
Al2(SO4)3 + Ag(NO3) = Al(NO3)3 + Ag2(SO4) =>
Al2(SO4)3 + 6 Ag(NO3) = 2 Al(NO3)3 + 3 Ag2(SO4)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
PbS + PbO2 = Pb + PbSO4 =>
PbS + 2 PbO2 = 2 Pb + PbSO4
Cu(NO3)2 + MgSO4 = Mg(NO3)2 + CuSO4 =>
Cu(NO3)2 + MgSO4 = Mg(NO3)2 + CuSO4
CH3CH2OHHCl = CH3CH2ClH2O =>
CH3CH2OHHCl = CH3CH2ClH2O
KN + H2SO4 = N2 + KHSO4 + SO2 + H2O =>
2 KN + 3 H2SO4 = N2 + 2 KHSO4 + SO2 + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
UF6 + H2 = UF4 + HF =>
UF6 + H2 = UF4 + 2 HF
CuSO4(aq) + KCl(aq) = CuCl2(aq) + K2SO4(aq) =>
CuSO4(aq) + 2 KCl(aq) = CuCl2(aq) + K2SO4(aq)
C10H18O + O = CO2 + H2O =>
C10H18O + 28 O = 10 CO2 + 9 H2O
HI + HBrO3 = Br2 + HIO3 + H2O =>
5 HI + 6 HBrO3 = 3 Br2 + 5 HIO3 + 3 H2O
NaCN + Cl2 + NaOH = NaCNO + NaCl + H2O =>
NaCN + Cl2 + 2 NaOH = NaCNO + 2 NaCl + H2O
H2SeO3 + BaCl2 = BaSeO3 + HCl =>
H2SeO3 + BaCl2 = BaSeO3 + 2 HCl
C7H6O3C4H6O3 = C9H8O4HC2H3O2 =>
C7H6O3C4H6O3 = C9H8O4HC2H3O2
Li + HNO3 = Li(NO3) + N2O + H2O =>
8 Li + 10 HNO3 = 8 Li(NO3) + N2O + 5 H2O
Na2CO3 + HI = H2CO3 + NaI =>
Na2CO3 + 2 HI = H2CO3 + 2 NaI
H2O + Cl2 = HClO + HCl =>
H2O + Cl2 = HClO + HCl
KClO3 + MgAl = KCl + MgO + Al2O3 =>
5 KClO3 + 6 MgAl = 5 KCl + 6 MgO + 3 Al2O3
AlCl3 + Br2 = AlBr3 + Cl2 =>
2 AlCl3 + 3 Br2 = 2 AlBr3 + 3 Cl2
Zinc + Cl2 = ZnCl2 =>
Zn + Cl2 = ZnCl2
KOH + H2 = K + HOH =>
2 KOH + H2 = 2 K + 2 HOH
NH4ClO4 + Al = N2 + H2O + Cl2 + Al2O3 =>
6 NH4ClO4 + 8 Al = 3 N2 + 12 H2O + 3 Cl2 + 4 Al2O3
Cu(OH)2HCl = Cu(OH)ClH2O =>
Cu(OH)2HCl = Cu(OH)ClH2O
NaCO3 + HCl = NaCl2 + H2CO3 =>
NaCO3 + 2 HCl = NaCl2 + H2CO3
C2H5OH + Cl2 = C2H4ClOH + HCl =>
C2H5OH + Cl2 = C2H4ClOH + HCl
Co(OH)2 + (NH4)3PO4 = NH4OH + Co3(PO4)2 =>
3 Co(OH)2 + 2(NH4)3PO4 = 6 NH4OH + Co3(PO4)2
Ni(NO3)2 + Na3PO4 = Na3(NO3)2 + NiPO4 =>
Ni(NO3)2 + Na3PO4 = Na3(NO3)2 + NiPO4
Ca + Br2 = CaBr2 =>
Ca + Br2 = CaBr2
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
Bi(NO3)3 + K2SNO2 + KOH = Bi + K2SNO3 + KNO3 + H2O =>
2 Bi(NO3)3 + 3 K2SNO2 + 6 KOH = 2 Bi + 3 K2SNO3 + 6 KNO3 + 3 H2O
Ba(OH)2 + NaSO3 = Ba(SO3)2 + NaOH =>
Ba(OH)2 + 2 NaSO3 = Ba(SO3)2 + 2 NaOH
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
H2SO3 + NaCO3 = H2O + CO2 + NaSO3 =>
H2SO3 + NaCO3 = H2O + CO2 + NaSO3
Na + O{2} = NaO{2} =>
Na + O{2} = NaO{2}
Mg + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2 + 2 H2O
Na2S2O3(aq) + I3{-}(aq) = Na{+}(aq) + I{-}(aq) + S4O6{-2} =>
2 Na2S2O3(aq) + I3{-}(aq) = 4 Na{+}(aq) + 3 I{-}(aq) + S4O6{-2}
KOH + Sb2O3 = KSbO2 + H2O =>
2 KOH + Sb2O3 = 2 KSbO2 + H2O
Mn(NO3)2 + NH3 + H2O = Mn(OH)2 + NH4NO3 =>
Mn(NO3)2 + 2 NH3 + 2 H2O = Mn(OH)2 + 2 NH4NO3
NaMnO4 + HCl + H2S = NaCl + MnCl2 + S + H2O =>
2 NaMnO4 + 6 HCl + 5 H2S = 2 NaCl + 2 MnCl2 + 5 S + 8 H2O
HCHO + Br2 + H2O = CO2 + HBr =>
HCHO + 2 Br2 + H2O = CO2 + 4 HBr
Na2S2O3(aq) + I3{-}(aq) = Na{+}(aq) + I{-}(aq) + S4O6{-2} =>
2 Na2S2O3(aq) + I3{-}(aq) = 4 Na{+}(aq) + 3 I{-}(aq) + S4O6{-2}
HNO3 + S = H2O + H2SO4 + NO2 =>
6 HNO3 + S = 2 H2O + H2SO4 + 6 NO2
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