| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2SO3 + 2 CH3COOH = H2O + 2 NaCH3COO + SO2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
HgCl2 + Na(OH) = Hg(OH)2 + NaCl =>
HgCl2 + 2 Na(OH) = Hg(OH)2 + 2 NaCl
Na2S2O3 + HOCl = Na2SO4 + S + HCl =>
Na2S2O3 + HOCl = Na2SO4 + S + HCl
K2 + H2 = KH =>
K2 + H2 = 2 KH
C7H8 + O = CO2 + H2O =>
C7H8 + 18 O = 7 CO2 + 4 H2O
Fe2O3 + H2C2O4 = Fe(C2O4)3{-3} + H2O + H{+} =>
Fe2O3 + 6 H2C2O4 = 2 Fe(C2O4)3{-3} + 3 H2O + 6 H{+}
I + H2SO4 = ISO4 + H =>
I + H2SO4 = ISO4 + 2 H
C2H6 + F2 = C2H5F + HF =>
C2H6 + F2 = C2H5F + HF
Al2Cl6 + H2O = Al(OH)3 + HCl =>
Al2Cl6 + 6 H2O = 2 Al(OH)3 + 6 HCl
MgCl2 + H2O = Mg(OH)Cl + HCl =>
MgCl2 + H2O = Mg(OH)Cl + HCl
C2H6 + F2 = C2H3F3 + HF =>
C2H6 + 3 F2 = C2H3F3 + 3 HF
Al + PbCl2 = Al2Cl2 + Pb =>
2 Al + PbCl2 = Al2Cl2 + Pb
NH3{-} + H2O = NH4 + OH{-} =>
NH3{-} + H2O = NH4 + OH{-}
Mg(s) + O2 = MgO(s) =>
2 Mg(s) + O2 = 2 MgO(s)
SrSO4 = Sr{+} + SO4{-} =>
SrSO4 = Sr{+} + SO4{-}
Zn + HClO3 = ZnClO3 + H2 =>
2 Zn + 2 HClO3 = 2 ZnClO3 + H2
AgNO3(s) + Na2CO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
2 AgNO3(s) + Na2CO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
KMnO4 + SO2 + KOH = K2MnO4 + K2SO4 + H2O =>
2 KMnO4 + SO2 + 4 KOH = 2 K2MnO4 + K2SO4 + 2 H2O
Mn(OH)2 + NaOH = MnNa + OH =>
Mn(OH)2 + NaOH = MnNa + 3 OH
K4Fe(CN)6 + ZnSO4 = K2Zn3(Fe(CN)6)2 + K2SO4 =>
2 K4Fe(CN)6 + 3 ZnSO4 = K2Zn3(Fe(CN)6)2 + 3 K2SO4
CaH2 + H2O = CaOH + H =>
CaH2 + H2O = CaOH + 3 H
PbCrO4 = Pb + CrO4 =>
PbCrO4 = Pb + CrO4
SO2 + BaCl2 = BaSO2 + Cl2 =>
SO2 + BaCl2 = BaSO2 + Cl2
SO3 + KI = K2SO4 + SO2 + I2 =>
2 SO3 + 2 KI = K2SO4 + SO2 + I2
C4H10 + O2 = CO2 + H2 =>
C4H10 + 4 O2 = 4 CO2 + 5 H2
CH3CH2OH + I2 + NaOH = CHI3HCOONa + H2O + NaI =>
CH3CH2OH + 4 I2 + 6 NaOH = CHI3HCOONa + 5 H2O + 5 NaI
NH4Cl(aq) + Mg(NO3)2(aq) = NH4(NO3)2(aq) + MgCl(aq) =>
NH4Cl(aq) + Mg(NO3)2(aq) = NH4(NO3)2(aq) + MgCl(aq)
CuS + O2 = Cu2O + SO2 =>
4 CuS + 5 O2 = 2 Cu2O + 4 SO2
C2H6 + O = CO2 + H2O =>
C2H6 + 7 O = 2 CO2 + 3 H2O
Hg2Cl2 + NH4OH = Hg2(OH)2 + NH4Cl =>
Hg2Cl2 + 2 NH4OH = Hg2(OH)2 + 2 NH4Cl
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Fe + LiOH = Fe(OH)2 + Li =>
Fe + 2 LiOH = Fe(OH)2 + 2 Li
NaClO3 + H2O + I2 = HIO3 + NaCl =>
5 NaClO3 + 3 H2O + 3 I2 = 6 HIO3 + 5 NaCl
KI(aq) + Hg(NO3)2(aq) = HgI2 + KNO3 =>
2 KI(aq) + Hg(NO3)2(aq) = HgI2 + 2 KNO3
C2H6 + F2 = C2H5F + HF =>
C2H6 + F2 = C2H5F + HF
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
Al + KOH + H2SO4 + H2O = KAl(SO4)2*12H2O + H2 =>
2 Al + 2 KOH + 4 H2SO4 + 22 H2O = 2 KAl(SO4)2*12H2O + 3 H2
MgS + HCl = H2S + MgCl2 =>
MgS + 2 HCl = H2S + MgCl2
NaBr + HNO3 = Br2 + NO + NaNO3 + H2O =>
6 NaBr + 8 HNO3 = 3 Br2 + 2 NO + 6 NaNO3 + 4 H2O
CuSO4 + H2SO4 = Cu(SO4)2 + SO2 + H2O =>
CuSO4 + 2 H2SO4 = Cu(SO4)2 + SO2 + 2 H2O
FeCl3(aq) + NaOH(aq) = Fe(OH)3 + NaCl =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3 + 3 NaCl
H2 + Al2O3 = Al2O2 + H2O =>
H2 + Al2O3 = Al2O2 + H2O
Mo2O3 + O2 = MoO3 =>
2 Mo2O3 + 3 O2 = 4 MoO3
KNO3 + Al + NaOH + H2O = K[Al(OH)4] + NaNO3 + NH3 =>
8 KNO3 + 8 Al + 5 NaOH + 18 H2O = 8 K[Al(OH)4] + 5 NaNO3 + 3 NH3
Sm2O3 + HNO3 = Sm(NO3)3 + H2O =>
Sm2O3 + 6 HNO3 = 2 Sm(NO3)3 + 3 H2O
Na2SO3 + H2O = NaHSO3 + NaOH =>
Na2SO3 + H2O = NaHSO3 + NaOH
Zn + NO3{-} + H2O = Zn{2+} + NH3 + OH{-} =>
4 Zn + NO3{-} + 6 H2O = 4 Zn{2+} + NH3 + 9 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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