| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KBr + KBrO3 + 6 HCl = 3 BrCl + 3 H2O + 3 KCl
(NH4)2SO4{-2} + KI{-} = KNH4 + (SO4){-2} + I{-} =>
(NH4)2SO4{-2} + 2 KI{-} = 2 KNH4 + (SO4){-2} + 2 I{-}
HC2H3O2(aq) + H2O(aq) = C2H3O2 + H3O =>
HC2H3O2(aq) + H2O(aq) = C2H3O2 + H3O
NaOH + H2C2O3 = HCOOH + HCOONa =>
NaOH + H2C2O3 = HCOOH + HCOONa
Fe(NO3)2 + KCN = Fe(CN)2 + KNO3 =>
Fe(NO3)2 + 2 KCN = Fe(CN)2 + 2 KNO3
CHNO + O2 = CO2 + H2O + NO2 =>
4 CHNO + 7 O2 = 4 CO2 + 2 H2O + 4 NO2
C3H7OH + C2H5COOH = C6H12O2 + H2O =>
C3H7OH + C2H5COOH = C6H12O2 + H2O
C7H8O2 + O2 = CO2 + H2O =>
C7H8O2 + 8 O2 = 7 CO2 + 4 H2O
Zn + Co2(CrO4)3 = Zn(CrO4) + Co =>
3 Zn + Co2(CrO4)3 = 3 Zn(CrO4) + 2 Co
KC4H5O6 + NaOH = KOH + NaC4H5O6 =>
KC4H5O6 + NaOH = KOH + NaC4H5O6
NaNO3(s) = NaNO2(s) + O2(g) =>
2 NaNO3(s) = 2 NaNO2(s) + O2(g)
K2SO3 + KMnO4 + HCl = K2SO4 + MnCl2 + H2O + KCl =>
5 K2SO3 + 2 KMnO4 + 6 HCl = 5 K2SO4 + 2 MnCl2 + 3 H2O + 2 KCl
C7H9NO2 + NaOH = C6H6NONa + C2H3O2Na + H2O =>
2 C7H9NO2 + 3 NaOH = 2 C6H6NONa + C2H3O2Na + 3 H2O
Pb(NO3)2 + Na2(SO4) = Pb(SO4) + Na(NO3) =>
Pb(NO3)2 + Na2(SO4) = Pb(SO4) + 2 Na(NO3)
H3AsO3 + I2 + H2O = H3AsO4 + I{-} + H{+} =>
H3AsO3 + I2 + H2O = H3AsO4 + 2 I{-} + 2 H{+}
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
BaCO3 + SiO2 = BaO2 + SiCO3 =>
BaCO3 + SiO2 = BaO2 + SiCO3
CoO + HNO3 = Co(NO3)2 + H2O =>
CoO + 2 HNO3 = Co(NO3)2 + H2O
*2Fe2O3 + *6CO = *4Fe + *6CO2 =>
*2Fe2O3 + *6CO = *4Fe + *6CO2
C6H12O6 + HNO3 + C2H5OH = C42H69NO10 + H2O =>
5 C6H12O6 + 2 HNO3 + 27 C2H5OH = 2 C42H69NO10 + 43 H2O
Mg + HC1 = MgC1 + H2 =>
2 Mg + 2 HC1 = 2 MgC1 + H2
Mg + NHO3 = Mg(NO3)2 + H2 =>
Mg + 2 NHO3 = Mg(NO3)2 + H2
KOH + CH3OH = CH3OK + H2O =>
KOH + CH3OH = CH3OK + H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
(NH2)2CS + H2O2 = (NH)(NH2)CSO2H + H2O =>
(NH2)2CS + 2 H2O2 = (NH)(NH2)CSO2H + 2 H2O
Ca + H2SO4 = H2 + CaSO4 =>
Ca + H2SO4 = H2 + CaSO4
Sr(s) + H2O(l) = Sr(OH)2(aq) + H2(g) =>
Sr(s) + 2 H2O(l) = Sr(OH)2(aq) + H2(g)
CoCl2 + KI = CoI2 + KCl =>
CoCl2 + 2 KI = CoI2 + 2 KCl
Fe(NO3)3(aq) + KSCN(aq) = Fe(SCN)3 + KNO3 =>
Fe(NO3)3(aq) + 3 KSCN(aq) = Fe(SCN)3 + 3 KNO3
KO3 + CO4 = K3CO4 + O2 =>
6 KO3 + 2 CO4 = 2 K3CO4 + 9 O2
Cu + KI = CuK + I =>
Cu + KI = CuK + I
(NH4)2CO3 + NiBr2 = NiCO3 + NH4Br =>
(NH4)2CO3 + NiBr2 = NiCO3 + 2 NH4Br
Al(s) + Ni{2+}(aq) = Al{3+}(aq) + Ni(s) =>
2 Al(s) + 3 Ni{2+}(aq) = 2 Al{3+}(aq) + 3 Ni(s)
AgI + KF = AgK + IF =>
AgI + KF = AgK + IF
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
C106H263O110N16P + O2 = CO2 + H2O + NH3 + PO4 =>
4 C106H263O110N16P + 427 O2 = 424 CO2 + 430 H2O + 64 NH3 + 4 PO4
NaN3(s) + Fe2O3(s) = Fe(s) + Na2O(s) + N2(g) =>
6 NaN3(s) + Fe2O3(s) = 2 Fe(s) + 3 Na2O(s) + 9 N2(g)
NaOH + CH4 = Na + CO2 + H2O =>
8 NaOH + CH4 = 8 Na + CO2 + 6 H2O
N2O + K2Cr2O7 + H2SO4 = HNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 N2O + 4 K2Cr2O7 + 16 H2SO4 = 6 HNO3 + 4 Cr2(SO4)3 + 4 K2SO4 + 13 H2O
Ca + Ca(NO3)2 = CaO + N2 =>
5 Ca + Ca(NO3)2 = 6 CaO + N2
S + NO3 = SO3 + NO =>
2 S + 3 NO3 = 2 SO3 + 3 NO
NaC6H6O7 + Cl2 + H2O = C6H8O7 + NaClO =>
2 NaC6H6O7 + Cl2 + 2 H2O = 2 C6H8O7 + 2 NaClO
KI + KIO3 + HCl = ICl + KCl + H2O =>
2 KI + KIO3 + 6 HCl = 3 ICl + 3 KCl + 3 H2O
C9H8O2 + Br2 = C9H8O2Br2 =>
C9H8O2 + Br2 = C9H8O2Br2
Na2SO3 + CaCl2 = CaSO3 + NaCl =>
Na2SO3 + CaCl2 = CaSO3 + 2 NaCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cl2 + KI = KCl2 + I =>
Cl2 + KI = KCl2 + I
H2SO4(aq) + V2O3(s) = V2(SO4)3 + H2O =>
3 H2SO4(aq) + V2O3(s) = V2(SO4)3 + 3 H2O
KCl + S = K2S + Cl =>
2 KCl + S = K2S + 2 Cl
NaHCO3 = Na2CO4 + CO2 + H2 =>
2 NaHCO3 = Na2CO4 + CO2 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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