| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2(SO4)3 + 3 Na2CO3 = 3 Na2SO4 + Cr2O3 + 3 CO2
NaOH + I = NaI + OH =>
NaOH + I = NaI + OH
K2Zn3[Fe(CN)6]2 + NaOH = Zn(OH)2 + K + Na + Fe(CN)6 =>
K2Zn3[Fe(CN)6]2 + 6 NaOH = 3 Zn(OH)2 + 2 K + 6 Na + 2 Fe(CN)6
CuSO4 + H3PO2 + H2O = CuH + H2SO4 + H3PO3 =>
2 CuSO4 + 3 H3PO2 + 3 H2O = 2 CuH + 2 H2SO4 + 3 H3PO3
Na3VO4 + H2SO4 = Na4V2O7 + Na2SO4 + H2O =>
2 Na3VO4 + H2SO4 = Na4V2O7 + Na2SO4 + H2O
CH4 + NH3 = HCN + H2 =>
CH4 + NH3 = HCN + 3 H2
MnO2 + KClO3 + KOH = KMnO4 + KCl + H2O =>
2 MnO2 + KClO3 + 2 KOH = 2 KMnO4 + KCl + H2O
FeBr3 + KOH = Fe(OH)3 + KBr =>
FeBr3 + 3 KOH = Fe(OH)3 + 3 KBr
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
KOH(s) = H20(g) + KO(s) =>
20 KOH(s) = H20(g) + 20 KO(s)
Bi2O3 + H2 = Bi + H2O =>
Bi2O3 + 3 H2 = 2 Bi + 3 H2O
H3AsO4 + H2O = H3O + (HAsO4) =>
H3AsO4 + 2 H2O = 2 H3O + (HAsO4)
NaO + H2O = Na + OH =>
NaO + H2O = Na + 2 OH
HCl + SO2 = H2S + ClO =>
2 HCl + SO2 = H2S + 2 ClO
Cl2O7 + H2 = HCl + H2O =>
Cl2O7 + 8 H2 = 2 HCl + 7 H2O
NaOH + C6H12O7 = NaC6H11O7 + H2O =>
NaOH + C6H12O7 = NaC6H11O7 + H2O
Mg(OH)2 + NaOH = Na2[Mg(OH)4] =>
Mg(OH)2 + 2 NaOH = Na2[Mg(OH)4]
Fe2(SO4)3 = Fe2O3 + SO2 + O2 =>
2 Fe2(SO4)3 = 2 Fe2O3 + 6 SO2 + 3 O2
FeCl2 + Br2 = FeCl3 + FeBr3 =>
6 FeCl2 + 3 Br2 = 4 FeCl3 + 2 FeBr3
C5H10 + Br2 = C5H8Br2 + H2 =>
C5H10 + Br2 = C5H8Br2 + H2
C3H7O2N + O2 = CO2 + H2O + NH3 =>
C3H7O2N + 3 O2 = 3 CO2 + 2 H2O + NH3
ZnSO4 + K2CO3 + H2O = K2SO4 + Zn(OH)2 + CO2 =>
ZnSO4 + K2CO3 + H2O = K2SO4 + Zn(OH)2 + CO2
CaS + HNO3 = Ca(NO3)2 + S + NO2 + H2O =>
CaS + 4 HNO3 = Ca(NO3)2 + S + 2 NO2 + 2 H2O
NaOCl + H2SO4 = Na2SO4 + HClO =>
2 NaOCl + H2SO4 = Na2SO4 + 2 HClO
AgNO3 + K2Cr2O7 = Ag2Cr2O7 + KNO3 =>
2 AgNO3 + K2Cr2O7 = Ag2Cr2O7 + 2 KNO3
KAlO2 + H2O = KAl(OH)4 =>
KAlO2 + 2 H2O = KAl(OH)4
PbO2 + NaOH + Cr2(SO4)3 = Pb(OH)2 + Na2SO4 + Na2CrO4 + H2O =>
3 PbO2 + 10 NaOH + Cr2(SO4)3 = 3 Pb(OH)2 + 3 Na2SO4 + 2 Na2CrO4 + 2 H2O
C2H5OH + H2O = C2H5O + H3O =>
C2H5OH + H2O = C2H5O + H3O
H2 + AgI = HI + Ag =>
H2 + 2 AgI = 2 HI + 2 Ag
SO2 + OH{-} = SO3{-2} + H2O =>
SO2 + 2 OH{-} = SO3{-2} + H2O
K + Fe(OH)2 = Fe + KOH =>
2 K + Fe(OH)2 = Fe + 2 KOH
Mo + H2SO4 = MoSO4 + H2S + H2O =>
4 Mo + 5 H2SO4 = 4 MoSO4 + H2S + 4 H2O
Na + HNO3 = NaNO3 + NH4NO3 + H2O =>
8 Na + 10 HNO3 = 8 NaNO3 + NH4NO3 + 3 H2O
CH2CHCH3 + H2O = CH3CH(OH)CH3 =>
CH2CHCH3 + H2O = CH3CH(OH)CH3
Ba(H2PO4)2 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
Ba(H2PO4)2 + 2 Ba(OH)2 = Ba3(PO4)2 + 4 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
Sb + H2S = Sb2S5 + H =>
2 Sb + 5 H2S = Sb2S5 + 10 H
C4H8O2 + NaOH = C2H3NaO2 + C2H5OH =>
C4H8O2 + NaOH = C2H3NaO2 + C2H5OH
Na2TeO4 + HCl = H2TeO3 + NaCl + Cl2 + H2O =>
Na2TeO4 + 4 HCl = H2TeO3 + 2 NaCl + Cl2 + H2O
HCl(aq) + KI(aq) = HI(aq) + KCl(aq) =>
HCl(aq) + KI(aq) = HI(aq) + KCl(aq)
Cd + HNO3 = Cd(NO3)2 + N2O + H2O =>
4 Cd + 10 HNO3 = 4 Cd(NO3)2 + N2O + 5 H2O
HC3H5O3 + H2O = OH + C3H8O3 =>
HC3H5O3 + 2 H2O = 2 OH + C3H8O3
Na2CrO4 + Ba(OH)2 = BaCrO4 + NaOH =>
Na2CrO4 + Ba(OH)2 = BaCrO4 + 2 NaOH
PbO2 + HCl + HNO3 = Pb(NO3)2 + HClO4 + H2O =>
4 PbO2 + HCl + 8 HNO3 = 4 Pb(NO3)2 + HClO4 + 4 H2O
AlCl + AgNO3 = AlNO3 + AgCl =>
AlCl + AgNO3 = AlNO3 + AgCl
NaCl + H2O + O2 = NaOH + Cl2 =>
4 NaCl + 2 H2O + O2 = 4 NaOH + 2 Cl2
H3PO3 + Mg(OH)2 = MgPO3 + H3(OH)2 =>
H3PO3 + Mg(OH)2 = MgPO3 + H3(OH)2
Fe3O4 + Fe + MoO3 = Fe3Mo2O9 =>
3 Fe3O4 + 3 Fe + 8 MoO3 = 4 Fe3Mo2O9
CuCl2 + NH3 + H2O = [Cu(NH3)4(H2O)2]{2+} + NH4Cl + OH{-} =>
CuCl2 + 6 NH3 + 4 H2O = [Cu(NH3)4(H2O)2]{2+} + 2 NH4Cl + 2 OH{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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