Équations équilibrées la veille |
MgSO4(aq) + 2 KF(aq) = MgF2 + K2SO4
Na2[Zn(OH)4] + CO2 = NaHCO3 + ZnCO3 + H2O =>
Na2[Zn(OH)4] + 3 CO2 = 2 NaHCO3 + ZnCO3 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cu(PO4) = Cu + PO4 =>
Cu(PO4) = Cu + PO4
FeSO4 + KCN = K4Fe(CN)6 + K2SO4 =>
FeSO4 + 6 KCN = K4Fe(CN)6 + K2SO4
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
Cu5FeS4 + O2 = Cu + Fe2O3 + SO2 =>
4 Cu5FeS4 + 19 O2 = 20 Cu + 2 Fe2O3 + 16 SO2
POCl3 + NaOH = NaCl + H3PO4 =>
POCl3 + 3 NaOH = 3 NaCl + H3PO4
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
CH3CH2OH + HNO3 = CH3CH2ONO2 + H2O =>
CH3CH2OH + HNO3 = CH3CH2ONO2 + H2O
HCl + KF = HF + KCl =>
HCl + KF = HF + KCl
FeSO4 + KCN = K4Fe(CN)6 + K2SO4 =>
FeSO4 + 6 KCN = K4Fe(CN)6 + K2SO4
Na2[Zn(OH)4] + CO2 = Na2CO3 + ZnCO3 + H2O =>
Na2[Zn(OH)4] + 2 CO2 = Na2CO3 + ZnCO3 + 2 H2O
K2Cr2O7 + H2SH2SO4 = K2SO4 + Cr2(SO4)3 + S + H2O =>
2 K2Cr2O7 + 9 H2SH2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 10 S + 18 H2O
FeSO4 + NaOH + H2O2 + HCl = Fe(OH)3 + NaCl + H2SO4 =>
2 FeSO4 + 4 NaOH + H2O2 + 4 HCl = 2 Fe(OH)3 + 4 NaCl + 2 H2SO4
FeS2 + NO2 + H2O = NO + FeSO4 + H2SO4 =>
FeS2 + 7 NO2 + H2O = 7 NO + FeSO4 + H2SO4
FeSO4 + KCN = K4[Fe(CN)6] + K2SO4 =>
FeSO4 + 6 KCN = K4[Fe(CN)6] + K2SO4
Cu5FeS4 + O2 = Cu2S + FeO + SO2 =>
2 Cu5FeS4 + 4 O2 = 5 Cu2S + 2 FeO + 3 SO2
Xe2O5 + HNO3 = XeO2(NO3) + H2O =>
Xe2O5 + 2 HNO3 = 2 XeO2(NO3) + H2O
CuO + H2O = Cu(OH)2 = =>
CuO + H2O = Cu(OH)2
FeCl3 + H2 = FeCl2 + HCl =>
2 FeCl3 + H2 = 2 FeCl2 + 2 HCl
FeNO3 + Na2SO3 = FeSO3 + Na2NO3 =>
FeNO3 + Na2SO3 = FeSO3 + Na2NO3
SO2 + K2CrO7 + KOH = K2SO4 + K2CrO2 + H2O =>
5 SO2 + K2CrO7 + 10 KOH = 5 K2SO4 + K2CrO2 + 5 H2O
BaNO3 + KO = BaO + KNO3 =>
BaNO3 + KO = BaO + KNO3
Fe(s) + HCl(aq) = H2(g) + HFeCl4(aq) =>
2 Fe(s) + 8 HCl(aq) = 3 H2(g) + 2 HFeCl4(aq)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CH3CH2OH + HNO3 = CH3COOH + NO2 + H2O =>
CH3CH2OH + 4 HNO3 = CH3COOH + 4 NO2 + 3 H2O
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Ca + (H)2 = Ca(H)2 =>
Ca + (H)2 = Ca(H)2
FeSO4 + KCN = K4[Fe(CN)6] + K2SO4 =>
FeSO4 + 6 KCN = K4[Fe(CN)6] + K2SO4
CH3CH2OH + HNO3 = CH3CH2NO3 + H2O =>
CH3CH2OH + HNO3 = CH3CH2NO3 + H2O
Cu5FeS4 + O2 = CuO + Fe2O3 + SO2 =>
4 Cu5FeS4 + 29 O2 = 20 CuO + 2 Fe2O3 + 16 SO2
FeSO4 + KCN = K4(Fe(CN)6) + K2SO4 =>
FeSO4 + 6 KCN = K4(Fe(CN)6) + K2SO4
Na2SO4 + H2 = H2SO4 + Na =>
Na2SO4 + H2 = H2SO4 + 2 Na
AgNO3(aq) + LiI(aq) = LiNO3(aq) + AgI(s) =>
AgNO3(aq) + LiI(aq) = LiNO3(aq) + AgI(s)
CH3CH2OH + HNO3 = CH3CH2NO3 + H2O =>
CH3CH2OH + HNO3 = CH3CH2NO3 + H2O
FeSO4 + KCN = K4(Fe(CN)6) + K2SO4 =>
FeSO4 + 6 KCN = K4(Fe(CN)6) + K2SO4
Li2CO3 = CO2 + Li2O =>
Li2CO3 = CO2 + Li2O
K + Ni3N2 = K3N + Ni =>
6 K + Ni3N2 = 2 K3N + 3 Ni
CH3CH2OH + HNO3 = CH3COOH + NO2 + H2O =>
CH3CH2OH + 4 HNO3 = CH3COOH + 4 NO2 + 3 H2O
Cu5FeS4 + O2 = Cu2O + FeO + SO2 =>
4 Cu5FeS4 + 23 O2 = 10 Cu2O + 4 FeO + 16 SO2
PbHNO3 = Pb(NO3)H =>
PbHNO3 = Pb(NO3)H
MgO(s) + SO2 + O2 = MgSO4 =>
2 MgO(s) + 2 SO2 + O2 = 2 MgSO4
Cu(NO3)2(aq) + NaOH(aq) = Cu(OH)2(p) + NaNO3(aq) =>
Cu(NO3)2(aq) + 2 NaOH(aq) = Cu(OH)2(p) + 2 NaNO3(aq)
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
POCl3 + NaOH = NaCl + Na2HPO4 + H2O =>
POCl3 + 5 NaOH = 3 NaCl + Na2HPO4 + 2 H2O
CH3COH + H2 = CH3CH2OH =>
CH3COH + H2 = CH3CH2OH
CH3CH2OH + HNO3 = CH3CH2ONO2 + H2O =>
CH3CH2OH + HNO3 = CH3CH2ONO2 + H2O
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
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