| Équations équilibrées la veille |
CuSO4 + Na2S2O3 + H2O = CuS + H2SO4 + Na2SO4
Mg(OH)2 + FeO = MgO + Fe2O3 + H2 =>
Mg(OH)2 + 2 FeO = MgO + Fe2O3 + H2
SnCl2 + SO2 + HCl = S + H2SnCl6 + H2O =>
2 SnCl2 + SO2 + 8 HCl = S + 2 H2SnCl6 + 2 H2O
H{+} + Al = H2 + Al{+3} =>
6 H{+} + 2 Al = 3 H2 + 2 Al{+3}
NaOH + HClO4 = H2O + NaCl + O2 =>
NaOH + HClO4 = H2O + NaCl + 2 O2
CH3CH2COH + Ag2O = CH3CH2COOH + Ag =>
CH3CH2COH + Ag2O = CH3CH2COOH + 2 Ag
Cu2O + H2S = Cu2S + H2O =>
Cu2O + H2S = Cu2S + H2O
SO4{-2} + H2 = HS{-} + OH{-} + H2O =>
SO4{-2} + 4 H2 = HS{-} + OH{-} + 3 H2O
KMnO4 + H2O + K2SO3 = KOH + MnO2 + K2SO4 =>
2 KMnO4 + H2O + 3 K2SO3 = 2 KOH + 2 MnO2 + 3 K2SO4
S + NO = N2 + SO2 =>
S + 2 NO = N2 + SO2
Na2CO3 + NH4Br = Br2CO3 + Na(NH4) =>
Na2CO3 + 2 NH4Br = Br2CO3 + 2 Na(NH4)
KOH + H2SO4 = KOHH2 + SO4 =>
KOH + H2SO4 = KOHH2 + SO4
Mg + AgS = MgS + Ag =>
Mg + AgS = MgS + Ag
FeSO4 + Cl2 + H2O = Fe(OH)3 + FeCl3 + H2SO4 =>
6 FeSO4 + 3 Cl2 + 12 H2O = 4 Fe(OH)3 + 2 FeCl3 + 6 H2SO4
KCr2O7 + C6H12O6 + H2SO4 = Cr2(SO4)3 + K2SO4 + CO2 + H2O =>
24 KCr2O7 + 7 C6H12O6 + 84 H2SO4 = 24 Cr2(SO4)3 + 12 K2SO4 + 42 CO2 + 126 H2O
K2O + HCI = KCI + H2O =>
K2O + 2 HCI = 2 KCI + H2O
Na2SO3 + H2SO4 = NaHSO4 + SO2 + H2O =>
Na2SO3 + 2 H2SO4 = 2 NaHSO4 + SO2 + H2O
H2O + H2SO3 = H + SO4 =>
H2O + H2SO3 = 4 H + SO4
HNO3 + C2H6O + K2Cr2O7 = KNO3 + Cr(NO3)3 + CO2 + H2O =>
16 HNO3 + C2H6O + 2 K2Cr2O7 = 4 KNO3 + 4 Cr(NO3)3 + 2 CO2 + 11 H2O
KI + Cl = K2Cl + I =>
2 KI + Cl = K2Cl + 2 I
N = N2 =>
2 N = N2
Z2 + H2 = ZH =>
Z2 + H2 = 2 ZH
AgCl + FeSO4 = Fe2(SO4)3 + FeCl3 + Ag =>
3 AgCl + 3 FeSO4 = Fe2(SO4)3 + FeCl3 + 3 Ag
FeBr2 + Al = Fe3Al2 + Br2 =>
3 FeBr2 + 2 Al = Fe3Al2 + 3 Br2
MnO2 + HBr = MnBr + H2O + Br =>
MnO2 + 4 HBr = MnBr + 2 H2O + 3 Br
Al + KOH + H2O + H2SO4 = KAl(SO4)2(H24O12) + H2 =>
2 Al + 2 KOH + 22 H2O + 4 H2SO4 = 2 KAl(SO4)2(H24O12) + 3 H2
Co(NO3)2 + KBrO3 = Co(BrO3)2 + KNO3 =>
Co(NO3)2 + 2 KBrO3 = Co(BrO3)2 + 2 KNO3
HCN + O2 = N2 + CO2 + H2O =>
4 HCN + 5 O2 = 2 N2 + 4 CO2 + 2 H2O
Al(OH)3 + Pb(OH)4 = Pb3Al4 + H2O2 =>
4 Al(OH)3 + 3 Pb(OH)4 = Pb3Al4 + 12 H2O2
Si + MgH2O2 = Mg2SiO4 + H2 =>
Si + 2 MgH2O2 = Mg2SiO4 + 2 H2
H2CO3 + NH3 = CO3 + NH4 =>
H2CO3 + 2 NH3 = CO3 + 2 NH4
Fe + KMnO4 = FeO3 + K2O + MnO2 =>
Fe + 2 KMnO4 = FeO3 + K2O + 2 MnO2
BaBr2 + Al2(SO4)3 = BaSO4 + AlBr3 =>
3 BaBr2 + Al2(SO4)3 = 3 BaSO4 + 2 AlBr3
HNO3 + MnS = MnSO4 + H2O + NO2 =>
8 HNO3 + MnS = MnSO4 + 4 H2O + 8 NO2
C + Br2 = C2Br5 =>
4 C + 5 Br2 = 2 C2Br5
MgO + P2O5 = Mg3(PO4)2 =>
3 MgO + P2O5 = Mg3(PO4)2
NH2CH(CH2OH)COOH + HCl = HOOCCH(CH2Cl)NH3 + Cl2 + H2O =>
2 NH2CH(CH2OH)COOH + 4 HCl = 2 HOOCCH(CH2Cl)NH3 + Cl2 + 2 H2O
[Cd(NH3)6](OH)2 = Cd(NH3)6{2+} + OH{-} =>
[Cd(NH3)6](OH)2 = Cd(NH3)6{2+} + 2 OH{-}
Mg2SiO4 + Fe2SiO4 + H2O + CO2 = MgSi2O5(OH)4 + FeO4 + CH4 =>
2 Mg2SiO4 + 6 Fe2SiO4 + 30 H2O + 11 CO2 = 4 MgSi2O5(OH)4 + 12 FeO4 + 11 CH4
Na2Cr2O7 + Na2C2O4 + HCl = CrCl3 + NaCl + CO2 + H2O =>
Na2Cr2O7 + 3 Na2C2O4 + 14 HCl = 2 CrCl3 + 8 NaCl + 6 CO2 + 7 H2O
MnO4{-} + HC2O4 + H2{+} = Mn{+2} + CO2 + H2O =>
MnO4{-} + 2 HC2O4 + 3 H2{+} = Mn{+2} + 4 CO2 + 4 H2O
Li2S + HCl = LiCl + H2S =>
Li2S + 2 HCl = 2 LiCl + H2S
CoCl2 + NaClO + NaOH + H2O = Co(OH)3 + NaCl =>
2 CoCl2 + NaClO + 4 NaOH + H2O = 2 Co(OH)3 + 5 NaCl
Bi(OH)3(s) + HNO3(aq) = Bi(NO3)3 + H2O =>
Bi(OH)3(s) + 3 HNO3(aq) = Bi(NO3)3 + 3 H2O
CH3CH2CH2CH2COH + CU(OH)2 = CU2O + CH3CH2CH2CH2COOH + H2O =>
8 CH3CH2CH2CH2COH + 10 CU(OH)2 = 5 CU2O + 9 CH3CH2CH2CH2COOH + 5 H2O
HBr + NaMnO4 = Br2 + NaBr + H2O + MnBr2 =>
16 HBr + 2 NaMnO4 = 5 Br2 + 2 NaBr + 8 H2O + 2 MnBr2
CO + MnO2 = CO2 + Mn2O3 =>
CO + 2 MnO2 = CO2 + Mn2O3
Cu(s) + HNO3(aq) = NO2 + Cu(NO3)2 + H2O =>
Cu(s) + 4 HNO3(aq) = 2 NO2 + Cu(NO3)2 + 2 H2O
Li2S + HCl = LiCl + H2S =>
Li2S + 2 HCl = 2 LiCl + H2S
Na2CO3(aq) + KOH(aq) = NaOH(aq) + K2CO3(aq) =>
Na2CO3(aq) + 2 KOH(aq) = 2 NaOH(aq) + K2CO3(aq)
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Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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