| Équations équilibrées la veille |
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2(g)
CdS + O2 = CdO + SO3 =>
CdS + 2 O2 = CdO + SO3
Co(OH)3 + HI = I2 + CoI2 + H2O =>
2 Co(OH)3 + 6 HI = I2 + 2 CoI2 + 6 H2O
Na2CO3 + Cu(CH3COO)2*H2O + C2H5NO2 = Na(CH3COO) + Cu(C2H5NO2) + CO3*H2O =>
Na2CO3 + Cu(CH3COO)2*H2O + C2H5NO2 = 2 Na(CH3COO) + Cu(C2H5NO2) + CO3*H2O
SiO3{2-} + NH3 = Si{2-} + N2H4 + H2O =>
SiO3{2-} + 6 NH3 = Si{2-} + 3 N2H4 + 3 H2O
NH3(g) + O2(g) + CH4(g) = HCN(aq) + H2O(l) =>
2 NH3(g) + 3 O2(g) + 2 CH4(g) = 2 HCN(aq) + 6 H2O(l)
(NH4)2CO3 + CaCO3 = NH4CO3 + Ca =>
(NH4)2CO3 + CaCO3 = 2 NH4CO3 + Ca
NH3(g) + O2(g) + CH4(g) = HCN(aq) + H2O(l) =>
2 NH3(g) + 3 O2(g) + 2 CH4(g) = 2 HCN(aq) + 6 H2O(l)
CUSO4 + NaI = CUI + I2 + Na2SO4 =>
2 CUSO4 + 4 NaI = 2 CUI + I2 + 2 Na2SO4
Mg + Br = MgBr2 =>
Mg + 2 Br = MgBr2
Cr2O72{-} + S2{-} + H2O = CrO2{-} + S + OH{-} =>
Cr2O72{-} + 137 S2{-} + 68 H2O = 2 CrO2{-} + 274 S + 136 OH{-}
Zn(NO3)2 + NaOH = Zn(OH)2 + NaNO3 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 NaNO3
BaSiO3 + HCl = BaCl2 + H2SiO3 =>
BaSiO3 + 2 HCl = BaCl2 + H2SiO3
CuSO4 + NaHS = CuS + NaHSO4 =>
CuSO4 + NaHS = CuS + NaHSO4
Ce(OH)3 + H2O2 = Ce(OOH)4 + H2O =>
2 Ce(OH)3 + 9 H2O2 = 2 Ce(OOH)4 + 8 H2O
C6H12O6(s) + O2(g) = CO2(g) + H2O(l) =>
C6H12O6(s) + 6 O2(g) = 6 CO2(g) + 6 H2O(l)
C + BaSO4 = CO + BaS =>
4 C + BaSO4 = 4 CO + BaS
KNO3(ag) + Ag(s) = AgNO3(ag) + K(s) =>
KNO3(ag) + Ag(s) = AgNO3(ag) + K(s)
FeI2 + Cl2 = FeCl3 + I2 =>
2 FeI2 + 3 Cl2 = 2 FeCl3 + 2 I2
AuBr3 + Ag = AgBr + Au =>
AuBr3 + 3 Ag = 3 AgBr + Au
CaAl2O4 + HCl = AlCl3 + CaCl2 + H2O =>
CaAl2O4 + 8 HCl = 2 AlCl3 + CaCl2 + 4 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Mn(OH) + H2O2 = MnO2 + H2O =>
2 Mn(OH) + 3 H2O2 = 2 MnO2 + 4 H2O
As2O3 + OH{-} + IO4{-} = AsO4{-3} + IO3{-} + H2O =>
As2O3 + 6 OH{-} + 2 IO4{-} = 2 AsO4{-3} + 2 IO3{-} + 3 H2O
S + Na3AsO4 + H2O = Na2SO3 + NaAsO2 + NaOH =>
S + 2 Na3AsO4 + H2O = Na2SO3 + 2 NaAsO2 + 2 NaOH
FeCl2(aq) + (NH4)2SO4(aq) = FeSO4 + NH4Cl =>
FeCl2(aq) + (NH4)2SO4(aq) = FeSO4 + 2 NH4Cl
Br2(l) + BaI2(s) = BaBr2(s) + I2(g) =>
Br2(l) + BaI2(s) = BaBr2(s) + I2(g)
C9H19OH + HBr = C2H5Br + H2O =>
2 C9H19OH + 9 HBr = 9 C2H5Br + 2 H2O
HC6H7O6 + CaCO3 = CO2 + H2O + Ca(C6H7O6)2 =>
2 HC6H7O6 + CaCO3 = CO2 + H2O + Ca(C6H7O6)2
SiO2 + H2 = Si + H2O =>
SiO2 + 2 H2 = Si + 2 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
H2C2O4 + BrO = CO2 + Br2 + H2O =>
2 H2C2O4 + 2 BrO = 4 CO2 + Br2 + 2 H2O
H3PO4 + Au(OH) = Au3(PO4) + H2O =>
H3PO4 + 3 Au(OH) = Au3(PO4) + 3 H2O
Pb(NO2)2 + KI = PbI2 + KNO2 =>
Pb(NO2)2 + 2 KI = PbI2 + 2 KNO2
Al2(SO4)3 + Ca3N2 = AlN + CaSO4 =>
Al2(SO4)3 + Ca3N2 = 2 AlN + 3 CaSO4
C1H = HC1 =>
C1H = HC1
HCl + AgNo = HClAgNo =>
HCl + AgNo = HClAgNo
Mn3O4 + Si = Mn + SiO2 =>
Mn3O4 + 2 Si = 3 Mn + 2 SiO2
Cl + H2O = ClH + HClO3 =>
6 Cl + 3 H2O = 5 ClH + HClO3
KHSiO3 + H2O = H2SiO3 + KOH =>
KHSiO3 + H2O = H2SiO3 + KOH
C + BaSO4 = CO2 + BaS =>
2 C + BaSO4 = 2 CO2 + BaS
Ca3F(PO4)3 + SiO2 + C = CaSiO3 + CaF2 + CO + P =>
2 Ca3F(PO4)3 + 5 SiO2 + 19 C = 5 CaSiO3 + CaF2 + 19 CO + 6 P
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
La(NO3)3 + Mn(NO3)2 + C2H5NO2 = LaMnO3 + N2 + CO2 + H2O =>
6 La(NO3)3 + 6 Mn(NO3)2 + 16 C2H5NO2 = 6 LaMnO3 + 23 N2 + 32 CO2 + 40 H2O
CH3CH2CH2BrCH2 + NaOH = CH3CH2CH2OHCH2 + NaBr =>
CH3CH2CH2BrCH2 + NaOH = CH3CH2CH2OHCH2 + NaBr
P4 + O3 = P2O5 =>
3 P4 + 10 O3 = 6 P2O5
CoCl2 + AgNO3 = Co(NO3)2 + AgCl =>
CoCl2 + 2 AgNO3 = Co(NO3)2 + 2 AgCl
Ga2(SO3)3 = Ga2O3 + SO2 =>
Ga2(SO3)3 = Ga2O3 + 3 SO2
ZrCl4 + H2O2 = H4ZrO5 + HCl + O2 =>
2 ZrCl4 + 8 H2O2 = 2 H4ZrO5 + 8 HCl + 3 O2
BiCl3 + SnCl2 + NaOH = Bi + Na2(Sn(OH)6) + NaCl =>
2 BiCl3 + 3 SnCl2 + 18 NaOH = 2 Bi + 3 Na2(Sn(OH)6) + 12 NaCl
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Équations équilibrées sur10/20/24
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