| Équations équilibrées la veille |
Ni(OH)2 = NiO + H2O
Na2FeO4 + H2SO4 = H2O + O2 + NaHSO4 + Fe2(SO4)3 =>
4 Na2FeO4 + 14 H2SO4 = 10 H2O + 3 O2 + 8 NaHSO4 + 2 Fe2(SO4)3
CO2(g) + H2O(l) = C2H4O2 + O2 =>
2 CO2(g) + 2 H2O(l) = C2H4O2 + 2 O2
CrCl2 + HNO3 = H2CrO4 + HClO4 + H2O + NO =>
3 CrCl2 + 20 HNO3 = 3 H2CrO4 + 6 HClO4 + 4 H2O + 20 NO
C6H5CHO + CH3CH2OH = C6H5CHCH2CH3 + O =>
32 C6H5CHO + 23 CH3CH2OH = 30 C6H5CHCH2CH3 + 55 O
Sb + HNO3 + H2O = HSb(OH)6 + NO2 =>
Sb + 5 HNO3 + H2O = HSb(OH)6 + 5 NO2
CuOH + PbO2 = Cu2O + Pb(OH)4 =>
4 CuOH + PbO2 = 2 Cu2O + Pb(OH)4
KBrO3 + K2SO3 = K2SO4 + KBr =>
KBrO3 + 3 K2SO3 = 3 K2SO4 + KBr
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
FeCr2 + K2Cr2O7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
2 FeCr2 + 3 K2Cr2O7 + 42 HCl = 2 FeCl3 + 6 KCl + 10 CrCl3 + 21 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
NH2OH + I2 + KOH = N2 + KI + H2O =>
2 NH2OH + I2 + 2 KOH = N2 + 2 KI + 4 H2O
Na2HPO4 + Ni{2+} = NiHPO4 + Na{+} =>
Na2HPO4 + Ni{2+} = NiHPO4 + 2 Na{+}
Pb4O + C = Pb + CO2 =>
2 Pb4O + C = 8 Pb + CO2
C6H12 + HOBr = C6H11Br + H2O =>
C6H12 + HOBr = C6H11Br + H2O
Na2CO3(aq) = Na2O(aq) + CO2(g) =>
Na2CO3(aq) = Na2O(aq) + CO2(g)
KClO + FeCl2 + HCl = FeCl3 + H2O + KCl =>
KClO + 2 FeCl2 + 2 HCl = 2 FeCl3 + H2O + KCl
K2SO3 + O2 = K + SO4 =>
2 K2SO3 + O2 = 4 K + 2 SO4
Mg + Ni2SO4 = Ni + MgSO4 =>
Mg + Ni2SO4 = 2 Ni + MgSO4
Fe + Ce2 = FeCe =>
2 Fe + Ce2 = 2 FeCe
V(OH)6 + H2SO4 = V(SO4)3 + H2O =>
V(OH)6 + 3 H2SO4 = V(SO4)3 + 6 H2O
K(HCO3) + HCl = KCl + H2CO3 =>
K(HCO3) + HCl = KCl + H2CO3
CaC2H2O = C2H2 + CaO =>
CaC2H2O = C2H2 + CaO
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Sn(OH)4 + H2SO4 = (Sn(OH)2)2(SO4)2 + H2O =>
2 Sn(OH)4 + 2 H2SO4 = (Sn(OH)2)2(SO4)2 + 4 H2O
H2SO4 + Mg(OH)2 = H2O + SO4 + Mg =>
H2SO4 + Mg(OH)2 = 2 H2O + SO4 + Mg
C2H5NH2 + NaOH = C2H5ONa + NH3 =>
C2H5NH2 + NaOH = C2H5ONa + NH3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
AgNO3 + C6H12O6 + NH4OH = C6H12O7 + Ag + NH4NO3 =>
6 AgNO3 + 7 C6H12O6 + 4 NH4OH = 7 C6H12O7 + 6 Ag + 5 NH4NO3
HNO3 + AsH3 = H2O + NO + H3AsO4 =>
8 HNO3 + 3 AsH3 = 4 H2O + 8 NO + 3 H3AsO4
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
TlCl + H2O = TlOH + HCl =>
TlCl + H2O = TlOH + HCl
Na2SO3 + CH3CO2H = NaCH3CO2 + H2SO3 =>
Na2SO3 + 2 CH3CO2H = 2 NaCH3CO2 + H2SO3
Na4(CO3)2 + HC2H3O2 = NaC2H3O2 + CO2 + H2O =>
Na4(CO3)2 + 4 HC2H3O2 = 4 NaC2H3O2 + 2 CO2 + 2 H2O
SO3 + CO = SO2 + CO2 =>
SO3 + CO = SO2 + CO2
Fe + OH = Fe(OH)3 =>
Fe + 3 OH = Fe(OH)3
Fe(COO) = Fe + CO2 =>
Fe(COO) = Fe + CO2
NH4 + HCO3 = NH4(HCO3) =>
NH4 + HCO3 = NH4(HCO3)
S = S6 =>
6 S = S6
K2SO4 + Ni(NO3)2 = K2(NO3)2 + NiSO4 =>
K2SO4 + Ni(NO3)2 = K2(NO3)2 + NiSO4
CH3CCl2CH2CH3 + NaOH = NaOCl + CH3CH2CH2CH3 =>
CH3CCl2CH2CH3 + 2 NaOH = 2 NaOCl + CH3CH2CH2CH3
CuS2 + HNO3 = Cu(NO3)2 + H2SO4 + NO + H2O =>
3 CuS2 + 20 HNO3 = 3 Cu(NO3)2 + 6 H2SO4 + 14 NO + 4 H2O
KI + MnO2 + H2SO4 = I2 + MnI2 + K2SO4 + H2O =>
4 KI + MnO2 + 2 H2SO4 = I2 + MnI2 + 2 K2SO4 + 2 H2O
FeCl2 + Cd = CdCl2 + Fe =>
FeCl2 + Cd = CdCl2 + Fe
K2SO4 + CaCO3 + NaCl = KCl + CaSO4 + Na2CO3 =>
K2SO4 + CaCO3 + 2 NaCl = 2 KCl + CaSO4 + Na2CO3
I2 + CH3CH3O = HI + CO2CHI3 + CHI3 =>
9 I2 + 2 CH3CH3O = 9 HI + CO2CHI3 + 2 CHI3
Cr(S) + S8(S) = Cr2S3(S) =>
18 Cr(S) + 2 S8(S) = 9 Cr2S3(S)
C12H22O11 + oxygen = Carbondioxide + water =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Mg + Na = MgNa2 =>
Mg + 2 Na = MgNa2
C3H7CHO + Ag2O = C3H7COOH + Ag =>
C3H7CHO + Ag2O = C3H7COOH + 2 Ag
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