| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(NO3)2 + Na2CO3 = Na2(NO3)2 + Pb(CO3)
Li2CO3 + Na2NO3 = Li2NO3 + Na2CO3 =>
Li2CO3 + Na2NO3 = Li2NO3 + Na2CO3
AlOH3 + CaOH = CaAlO2 + H2 =>
AlOH3 + CaOH = CaAlO2 + 2 H2
(NH4)2C2O4 + CuCl2 = (NH4)2Cl2 + CuC2O4 =>
(NH4)2C2O4 + CuCl2 = (NH4)2Cl2 + CuC2O4
CuBr2 + HCl = CuCl + HBr2 =>
CuBr2 + HCl = CuCl + HBr2
Fe{2+} + H{+} + Cr2O7{-2} = Cr{3+} + Fe{+3} + H2O =>
6 Fe{2+} + 14 H{+} + Cr2O7{-2} = 2 Cr{3+} + 6 Fe{+3} + 7 H2O
KH + NH3 = K + NH4 =>
KH + NH3 = K + NH4
ZnF2 = Zn{2+} + F{-} =>
ZnF2 = Zn{2+} + 2 F{-}
H2S(aq) + HNO3(aq) = S(s) + NO2(g) + H2O(l) =>
H2S(aq) + 2 HNO3(aq) = S(s) + 2 NO2(g) + 2 H2O(l)
Fe2S3 + HNO3 = Fe2(SO4)3 + H2O + NO =>
Fe2S3 + 8 HNO3 = Fe2(SO4)3 + 4 H2O + 8 NO
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
CaH4P2O8 = Ca3(PO4)2 + H3PO4 =>
3 CaH4P2O8 = Ca3(PO4)2 + 4 H3PO4
FeO3 + H2O = Fe(OH)6 =>
FeO3 + 3 H2O = Fe(OH)6
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
C3H4O4 + NaOH = Na(O4H4) + C3(OH) =>
C3H4O4 + NaOH = Na(O4H4) + C3(OH)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
HClO4(aq) + Sr(OH)2(aq) = H2O + Sr(ClO4)2 =>
2 HClO4(aq) + Sr(OH)2(aq) = 2 H2O + Sr(ClO4)2
C9H13NO3 + H2O = N + H + CO2 =>
C9H13NO3 + 15 H2O = N + 43 H + 9 CO2
(C3H9) + O2 = (CO2) + (H2O) =>
4(C3H9) + 21 O2 = 12(CO2) + 18(H2O)
Mg(NO3)2(aq) + KOH(aq) = KNO3(aq) + Mg(OH)2 =>
Mg(NO3)2(aq) + 2 KOH(aq) = 2 KNO3(aq) + Mg(OH)2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
K2Cr2O7 + HCl = Cl3Cr + Cl2 + H2O + KCl =>
K2Cr2O7 + 14 HCl = 2 Cl3Cr + 3 Cl2 + 7 H2O + 2 KCl
K2S + HNO3 = KNO3 + S + NO + H2O =>
3 K2S + 8 HNO3 = 6 KNO3 + 3 S + 2 NO + 4 H2O
NiSO4 + C2H4(NH2)2 = [Ni(H2NCH2CH2NH2)3]SO4 =>
NiSO4 + 3 C2H4(NH2)2 = [Ni(H2NCH2CH2NH2)3]SO4
As2O3 + H2O2 + NaOH = Na3AsO4 + H2O =>
As2O3 + 2 H2O2 + 6 NaOH = 2 Na3AsO4 + 5 H2O
Me2O + HCl = MeCl + H2O =>
Me2O + 2 HCl = 2 MeCl + H2O
C5H13O5(s) + O2(g) = CO2(g) + H2O(l) =>
4 C5H13O5(s) + 23 O2(g) = 20 CO2(g) + 26 H2O(l)
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
CaH2 + Ta2O5 = CaO + Ta + H2O =>
5 CaH2 + 2 Ta2O5 = 5 CaO + 4 Ta + 5 H2O
KMgO4 + HCl = KCl + MgCl2 + H2O + Cl2 =>
2 KMgO4 + 16 HCl = 2 KCl + 2 MgCl2 + 8 H2O + 5 Cl2
SO2 + KIO3 + H2O = K2SO4 + H2SO4 + I2 =>
5 SO2 + 2 KIO3 + 4 H2O = K2SO4 + 4 H2SO4 + I2
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
In2O3 + Mn + S = In2S3 + Mn2O3 =>
In2O3 + 2 Mn + 3 S = In2S3 + Mn2O3
CoCl2*6H2O + H2O2 + NH4Cl + NH3 = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2*6H2O + H2O2 + 2 NH4Cl + 10 NH3 = 2[Co(NH3)6]Cl3 + 14 H2O
Mg + FeCl3 = Fe + MgCl =>
3 Mg + FeCl3 = Fe + 3 MgCl
Ar2O6 + C = Ar + CO =>
Ar2O6 + 6 C = 2 Ar + 6 CO
Br2 + NaOH = NaBr + NaBr3O + H2O =>
2 Br2 + 2 NaOH = NaBr + NaBr3O + H2O
Fe + HNO3 = Fe(NO3)8 + H2 =>
Fe + 8 HNO3 = Fe(NO3)8 + 4 H2
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
K2S + H3PO4 = KPO4 + S + H2 =>
K2S + 2 H3PO4 = 2 KPO4 + S + 3 H2
HOCN + CaO = Ca(OCN)2 + H2O =>
2 HOCN + CaO = Ca(OCN)2 + H2O
Zn + KNO3 + KOH + H2O = K2[Zn(OH)4] + NH3 =>
4 Zn + KNO3 + 7 KOH + 6 H2O = 4 K2[Zn(OH)4] + NH3
FeCl{2} + KNO{3} + HCl = FeCl{3} + NO + KCl + H{2}O =>
FeCl{2} + KNO{3} + HCl = FeCl{3} + NO + KCl + H{2}O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
H4C4H4O6 + Y(OH)3 = Y4(C4H4O6)3 + H2O =>
3 H4C4H4O6 + 4 Y(OH)3 = Y4(C4H4O6)3 + 12 H2O
AgNO3 + FeBr2 = Fe(NO3)2 + AgBr =>
2 AgNO3 + FeBr2 = Fe(NO3)2 + 2 AgBr
K2S + H3PO4 = KPO4 + S + H2 =>
K2S + 2 H3PO4 = 2 KPO4 + S + 3 H2
KMnO4 + H2CO3 = K2CO3 + HMnO4 =>
2 KMnO4 + H2CO3 = K2CO3 + 2 HMnO4
HMnO4 + Ni = Ni(MnO4) + H2 =>
2 HMnO4 + 2 Ni = 2 Ni(MnO4) + H2
Ca(CO)3 + O2 = CaO + CO2 =>
Ca(CO)3 + 2 O2 = CaO + 3 CO2
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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