Équations équilibrées la veille |
2 AgOH + H2 = 2 Ag + 2 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
K[AgI2] + H2O = KOH + AgI + HI =>
K[AgI2] + H2O = KOH + AgI + HI
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
HCO3 + FeO = Fe(CO3)2 + H2O =>
2 HCO3 + FeO = Fe(CO3)2 + H2O
NH4OH(aq) + Pb(NO3)2(aq) = Pb(OH)2() + NH4(NO3)() =>
2 NH4OH(aq) + Pb(NO3)2(aq) = Pb(OH)2() + 2 NH4(NO3)()
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
LiBH4 + LiCoO2 = Li2O + CoO + B + H2 =>
LiBH4 + LiCoO2 = Li2O + CoO + B + 2 H2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
H3PO4 + Ni(OH)2 = Ni3(PO4)2 + H2O =>
2 H3PO4 + 3 Ni(OH)2 = Ni3(PO4)2 + 6 H2O
Br2 + F = Br2F =>
Br2 + F = Br2F
H2CO + KMnO4 + H2SO4 = HCOOH + K2SO4 + MnSO4 + H2O =>
5 H2CO + 2 KMnO4 + 3 H2SO4 = 5 HCOOH + K2SO4 + 2 MnSO4 + 3 H2O
RbOH + H2SO4 = H2O + RbHSO4 =>
RbOH + H2SO4 = H2O + RbHSO4
Pb + HCl = PbHCl =>
Pb + HCl = PbHCl
Na[Al(OH)4] + NaOH = Na3[Al(OH)6] =>
Na[Al(OH)4] + 2 NaOH = Na3[Al(OH)6]
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NaBrO4 + Zn + H2SO4 = NaBr + ZnSO4 + H2O =>
NaBrO4 + 4 Zn + 4 H2SO4 = NaBr + 4 ZnSO4 + 4 H2O
KMnO4 + CaCl2 = CaMnO4 + KCl2 =>
KMnO4 + CaCl2 = CaMnO4 + KCl2
C4H8OH + O2 = CO2 + H2O =>
4 C4H8OH + 23 O2 = 16 CO2 + 18 H2O
Na2S + HNO3 = NO2 + H2SO4 + NaNO3 + H2O =>
Na2S + 10 HNO3 = 8 NO2 + H2SO4 + 2 NaNO3 + 4 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
H2SO4 + BaBr2 = HBr + Ba(SO4) =>
H2SO4 + BaBr2 = 2 HBr + Ba(SO4)
NaClO + H2O + K2SO3 = NaCl + KOH + SO4 =>
2 NaClO + H2O + K2SO3 = 2 NaCl + 2 KOH + SO4
CaO + CO2 = CaCO3 = =>
CaO + CO2 = CaCO3
Fe(OH)2 + H2AsO4 = FeAsO4 + H2O =>
Fe(OH)2 + H2AsO4 = FeAsO4 + 2 H2O
NaBr + H2SO4 = Na2SO4 + HBr =>
2 NaBr + H2SO4 = Na2SO4 + 2 HBr
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
MnSO4 + Na2S2O3 + H2O = MnS2 + NaOH + SO2 =>
MnSO4 + 3 Na2S2O3 + 3 H2O = MnS2 + 6 NaOH + 5 SO2
H2 + F2 = HF =>
H2 + F2 = 2 HF
Fe(H2O)6 + H2O = Fe(H2O)5OH + H3O =>
Fe(H2O)6 + H2O = Fe(H2O)5OH + H3O
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Mg + Pb(OH)4 = Mg(OH)2 + Pb =>
2 Mg + Pb(OH)4 = 2 Mg(OH)2 + Pb
Ca(ClO3)2(s) = CaCl2(s) + O2(g) =>
Ca(ClO3)2(s) = CaCl2(s) + 3 O2(g)
Fe(OH)2(s) = FeO(s) + H2O(l) =>
Fe(OH)2(s) = FeO(s) + H2O(l)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
Na + Fe2Cl = Fe2 + NaCl =>
Na + Fe2Cl = Fe2 + NaCl
Cl2 + C + H2O = CO2 + H3O{+} + Cl{-} =>
2 Cl2 + C + 6 H2O = CO2 + 4 H3O{+} + 4 Cl{-}
Na2CO3 + H2O + CO2 = Na + HCO3 =>
Na2CO3 + H2O + CO2 = 2 Na + 2 HCO3
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
H2[PtCl6] + KCl = K2[PtCl6] + HCl =>
H2[PtCl6] + 2 KCl = K2[PtCl6] + 2 HCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
ZnBr2Pb(No2)2 = Zn(No2)2PbBr2 =>
ZnBr2Pb(No2)2 = Zn(No2)2PbBr2
Al + {2+} = Al{2+}O{3+} =>
Al + {2+} = Al{2+}O{3+}
Na + AlCl3 = NaCl + Al =>
3 Na + AlCl3 = 3 NaCl + Al
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Hg + S = HgS =>
Hg + S = HgS
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