| Équations équilibrées la veille |
2 K2Cr2O7 + 9 H2SO4 + H2S = 4 KSO4 + 2 Cr2(SO4)3 + 10 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
O2 + C7H16 = CO + H2O =>
15 O2 + 2 C7H16 = 14 CO + 16 H2O
CuSO4 = SO2 + CuO + O =>
CuSO4 = SO2 + CuO + O
CH3Cl + AlCl3 = CH3{+} + AlCl4{-} =>
CH3Cl + AlCl3 = CH3{+} + AlCl4{-}
H(aq) + CO3 = H2O + CO2 =>
2 H(aq) + CO3 = H2O + CO2
CH3OOH + Na2O = CH3COONa + H2O =>
4 CH3OOH + Na2O = 2 CH3COONa + 5 H2O
SbCl3 + HOH = SbOCl + HCl =>
SbCl3 + HOH = SbOCl + 2 HCl
Cl + F2 = ClF3 =>
2 Cl + 3 F2 = 2 ClF3
H2 + Cl = HCl =>
H2 + 2 Cl = 2 HCl
K2PtCl4 + KI + NH3 = I2PtN2H6 + KCl =>
K2PtCl4 + 2 KI + 2 NH3 = I2PtN2H6 + 4 KCl
H2O2 + H2SO4 + KBr = Br2 + H2O + K2SO4 =>
H2O2 + H2SO4 + 2 KBr = Br2 + 2 H2O + K2SO4
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
As2O2 + Zn + KOH = AsH3 + K2ZnO2 + H2O =>
As2O2 + 5 Zn + 10 KOH = 2 AsH3 + 5 K2ZnO2 + 2 H2O
H2S + CaH = Ca2S + H2 =>
H2S + 2 CaH = Ca2S + 2 H2
HCOONH4 + H2O = HCOONH3 + H3O =>
HCOONH4 + H2O = HCOONH3 + H3O
Sr + H2 = SrH2 =>
Sr + H2 = SrH2
Si + H2 = SiH4 =>
Si + 2 H2 = SiH4
C6H12O6 + H2O = C2H5OH + O2 =>
C6H12O6 + 3 H2O = 3 C2H5OH + 3 O2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C2H4 + O2(g) = CO2 + H2O(g) =>
C2H4 + 3 O2(g) = 2 CO2 + 2 H2O(g)
Zn(NO2)2 + H3PO4 = Zn3(PO4)2 + HNO2 =>
3 Zn(NO2)2 + 2 H3PO4 = Zn3(PO4)2 + 6 HNO2
Ca(SO3) + HI = CaI2 + H2O + SO2 =>
Ca(SO3) + 2 HI = CaI2 + H2O + SO2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
(NO3)2 = (NO3)3 =>
3(NO3)2 = 2(NO3)3
NaClAgNO3 = NaNO3AgCl = =>
NaClAgNO3 = NaNO3AgCl
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
Al2(SO4)3 + K2SO3 + H2O = Al(OH)3 + SO2 + K2SO4 =>
Al2(SO4)3 + 3 K2SO3 + 3 H2O = 2 Al(OH)3 + 3 SO2 + 3 K2SO4
Mg + Cl = MgCl2 =>
Mg + 2 Cl = MgCl2
CO + PbO = CO2 + Pb =>
CO + PbO = CO2 + Pb
Al + KMnO4 + H2SO4 = Al2O3 + MnO2 + K2SO4 + H2O =>
2 Al + 2 KMnO4 + H2SO4 = Al2O3 + 2 MnO2 + K2SO4 + H2O
NaCO3 + SiO2 = CO2 + Na2 + SiO3 =>
2 NaCO3 + 2 SiO2 = 2 CO2 + Na2 + 2 SiO3
H2SO4 + NaBrO3 = Na2SO4 + Br2 + O2 + H2O =>
2 H2SO4 + 4 NaBrO3 = 2 Na2SO4 + 2 Br2 + 5 O2 + 2 H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
CuSO4 + HCl = CuH + ClSO4 =>
CuSO4 + HCl = CuH + ClSO4
CrCl3 + Br2 + NaOH = NaBr + Na2CrO4 + NaCl + H2O =>
2 CrCl3 + 3 Br2 + 16 NaOH = 6 NaBr + 2 Na2CrO4 + 6 NaCl + 8 H2O
HBr + Ba(CO3) = BaBr2 + H2O + CO2 =>
2 HBr + Ba(CO3) = BaBr2 + H2O + CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CH3COOH + C2H5OH = CH3COOC2H5 + H2O =>
CH3COOH + C2H5OH = CH3COOC2H5 + H2O
CuCl2(aq) + Zn(s) = Cu(s) + ZnCl2(aq) =>
CuCl2(aq) + Zn(s) = Cu(s) + ZnCl2(aq)
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Na2SO3 + H2O = H2SO3 + NaOH =>
Na2SO3 + 2 H2O = H2SO3 + 2 NaOH
Cd + HNO3 = H2 + Cd(NO3)2 =>
Cd + 2 HNO3 = H2 + Cd(NO3)2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
AsS3 + HClO4 + H2O = H3AsO4 + HCl + H2SO4 =>
8 AsS3 + 23 HClO4 + 36 H2O = 8 H3AsO4 + 23 HCl + 24 H2SO4
H3PO4 + Ga(OH)3 = GaPO4 + H2O =>
H3PO4 + Ga(OH)3 = GaPO4 + 3 H2O
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
Ca(SO3) + HI = CaI2 + H2O + SO2 =>
Ca(SO3) + 2 HI = CaI2 + H2O + SO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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Équations équilibrées sur11/16/24
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