| Équations équilibrées la veille | Équations équilibrées le lendemain |
Sn + 2 HBr = SnBr2 + H2
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
NH4Cl + HCl = NH5Cl2 =>
NH4Cl + HCl = NH5Cl2
HgS + CaO = Hg + CaSO4 + CaS =>
4 HgS + 4 CaO = 4 Hg + CaSO4 + 3 CaS
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mg + O = MgO =>
Mg + O = MgO
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SICl4(l) + H2O(l) = SIO2(s) + HCl(aq) =>
SICl4(l) + 2 H2O(l) = SIO2(s) + 4 HCl(aq)
CH4 + HNO3 = H2O + CH3NO2 =>
CH4 + HNO3 = H2O + CH3NO2
ND4 + CuO = N2 + Cu + D2O =>
2 ND4 + 4 CuO = N2 + 4 Cu + 4 D2O
Ca(NO3)2 + K2SO4 = CaSO4 + KNO3 =>
Ca(NO3)2 + K2SO4 = CaSO4 + 2 KNO3
Al(NO3)3 + Na3PO4 = AlPO4 + NaNO3 =>
Al(NO3)3 + Na3PO4 = AlPO4 + 3 NaNO3
FeCl3 + Na2SO3 + H2O = Na2SO4 + FeCl2 + HCl =>
2 FeCl3 + Na2SO3 + H2O = Na2SO4 + 2 FeCl2 + 2 HCl
S2O3 = S + SO2 =>
2 S2O3 = S + 3 SO2
UO2 + HNO3 = UO2(NO3)2 + NO + H2O =>
3 UO2 + 8 HNO3 = 3 UO2(NO3)2 + 2 NO + 4 H2O
CO + I2O5 = I2 + CO2 =>
5 CO + I2O5 = I2 + 5 CO2
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
Al3 + HCl = AlCl3 + H2 =>
2 Al3 + 18 HCl = 6 AlCl3 + 9 H2
K3AsO3 + I2 + H2O = K3AsO4 + HI =>
K3AsO3 + I2 + H2O = K3AsO4 + 2 HI
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
BPO2 + H2O = H2PBO3 =>
BPO2 + H2O = H2PBO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KMNO4 = K2MNO4 + MNO2 + O2 =>
2 KMNO4 = K2MNO4 + MNO2 + O2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
C3H8O + Na = C3H6ONa + H2 =>
C3H8O + Na = C3H6ONa + H2
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
KI + Br2 = KBr + I2 =>
2 KI + Br2 = 2 KBr + I2
HBr + HBrO4 = H2O + Br2 =>
7 HBr + HBrO4 = 4 H2O + 4 Br2
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
Na2Co3(aq) + CaCl2(aq) = CaCo3(s) + NaCl(aq) =>
Na2Co3(aq) + CaCl2(aq) = CaCo3(s) + 2 NaCl(aq)
NaHCO3 + H2So4 = Na2So4 + H2O + CO2 =>
2 NaHCO3 + H2So4 = Na2So4 + 2 H2O + 2 CO2
K + C3H7OH = C3H7OK + H2 =>
2 K + 2 C3H7OH = 2 C3H7OK + H2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
NO2 + H2O = H2NO3 =>
NO2 + H2O = H2NO3
P4 + H2O + OH{-} = PO4{3-} + PH3 =>
2 P4 + 3 H2O + 9 OH{-} = 3 PO4{3-} + 5 PH3
NH4H2PO4 + NH3 = (NH4)3PO4 =>
NH4H2PO4 + 2 NH3 = (NH4)3PO4
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
KMnO4 + CH3OH + H2SO4 = HCOOH + K2SO4 + MnSO4 + H2O =>
4 KMnO4 + 5 CH3OH + 6 H2SO4 = 5 HCOOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
HCOOH + KMnO4 = MnO2 + CO2 + KOH + H2O =>
3 HCOOH + 2 KMnO4 = 2 MnO2 + 3 CO2 + 2 KOH + 2 H2O
(NH4)2SO4 + BaCl2 = NH4Cl + BaSO4 =>
(NH4)2SO4 + BaCl2 = 2 NH4Cl + BaSO4
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
C8H18 + O2 = CO2 + H2 =>
C8H18 + 8 O2 = 8 CO2 + 9 H2
H2SO4 + C = SO2 + H2O + CO2 =>
2 H2SO4 + C = 2 SO2 + 2 H2O + CO2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
(COOH)2 + NaOH = (COONa)2 + H2O =>
(COOH)2 + 2 NaOH = (COONa)2 + 2 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/05/14
Équations équilibrées sur10/05/13
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