Équations équilibrées la veille |
P4O10 + 6 H2O = 4 H3PO4
Ca(OH)2 + Na2HPO4 = CaHPO4 + NaOH =>
Ca(OH)2 + Na2HPO4 = CaHPO4 + 2 NaOH
K2CrO4 + Cl2 + KOH = KClO + KCrO2 + H2O =>
2 K2CrO4 + 3 Cl2 + 4 KOH = 6 KClO + 2 KCrO2 + 2 H2O
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
Cu(OH)2 + H3 + PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3 + 2 PO4 = Cu3(PO4)2 + 6 H2O
HClO3 + NaOH = NaClO3 + H2O =>
HClO3 + NaOH = NaClO3 + H2O
C8H18O3 + O2 = H2O + CO2 =>
C8H18O3 + 11 O2 = 9 H2O + 8 CO2
Zn + Sn(NO3)2 = Sn + Zn(NO3)2 =>
Zn + Sn(NO3)2 = Sn + Zn(NO3)2
NaHCO3 + CH3COOH = CO2H2O + NaCH3COO =>
NaHCO3 + CH3COOH = CO2H2O + NaCH3COO
NaCl3 + Fe = FeCl + Na =>
NaCl3 + 3 Fe = 3 FeCl + Na
FeCl3 + K4[Fe(CN)6] = Cl3K4 + Fe[Fe(CN)6] =>
FeCl3 + K4[Fe(CN)6] = Cl3K4 + Fe[Fe(CN)6]
Na2O(g) + CO2(g) = Na2CO3 =>
Na2O(g) + CO2(g) = Na2CO3
MgO(s) + H2SO4(aq) = MgSO4(s) + H2O(g) =>
MgO(s) + H2SO4(aq) = MgSO4(s) + H2O(g)
Pb(NO3)2 + Ca(OCl)2 + H2O = PbO2 + HNO3 + CaCl2 =>
2 Pb(NO3)2 + Ca(OCl)2 + 2 H2O = 2 PbO2 + 4 HNO3 + CaCl2
Ca + Na2SO4 = Ca2SO4 + Na =>
2 Ca + Na2SO4 = Ca2SO4 + 2 Na
Br{3+} + O{2-} = Br2O3 =>
2 Br{3+} + 3 O{2-} = Br2O3
Na2 + O2 = Na3O =>
3 Na2 + O2 = 2 Na3O
VOCl3 + S = VOCl2 + S2Cl2 =>
2 VOCl3 + 2 S = 2 VOCl2 + S2Cl2
CH3NH3 + O2 = CO2 + H2O + NO2 =>
2 CH3NH3 + 7 O2 = 2 CO2 + 6 H2O + 2 NO2
NaCl(aq) + Pb(NO3)2(aq) = PbCl2(s) + NaNO3(aq) =>
2 NaCl(aq) + Pb(NO3)2(aq) = PbCl2(s) + 2 NaNO3(aq)
I2 + CH4 = CH3I + HI2 =>
3 I2 + 2 CH4 = 2 CH3I + 2 HI2
Pb(NO3)2 + Ca(OCl)2 + H2O = PbO2 + HNO3 + CaCl2 =>
2 Pb(NO3)2 + Ca(OCl)2 + 2 H2O = 2 PbO2 + 4 HNO3 + CaCl2
Na2CO3 + HCl2 = NaCl + HCO3 =>
Na2CO3 + HCl2 = 2 NaCl + HCO3
H2CO3 + Ca(OH)2 = CaOH2CO3 + H2O =>
H2CO3 + Ca(OH)2 = CaOH2CO3 + H2O
Pb(NO3)2 + Ca(OCl)2 + H2O = PbO2 + HNO3 + CaCl2 =>
2 Pb(NO3)2 + Ca(OCl)2 + 2 H2O = 2 PbO2 + 4 HNO3 + CaCl2
Fe + KNO3 = Fe2O3 + KNO2 =>
2 Fe + 3 KNO3 = Fe2O3 + 3 KNO2
C5H6O5 + O2 = CO2 + H2O =>
C5H6O5 + 4 O2 = 5 CO2 + 3 H2O
HCl(aq) + NaHCO3(s) = H2CO3(s) + NaCl(aq) =>
HCl(aq) + NaHCO3(s) = H2CO3(s) + NaCl(aq)
C4H8 + KMnO4 + H2SO4 = HC2H3O2 + K2SO4 + MnSO4 + H2O =>
5 C4H8 + 8 KMnO4 + 12 H2SO4 = 10 HC2H3O2 + 4 K2SO4 + 8 MnSO4 + 12 H2O
Pb(NO3)2 + Ca(OCl)2 + H2O = PbO2 + HNO3 + CaCl2 =>
2 Pb(NO3)2 + Ca(OCl)2 + 2 H2O = 2 PbO2 + 4 HNO3 + CaCl2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
O = O7 =>
7 O = O7
CuSO4 + NaHCO3 + H2O = Cu(OH)2 + H2CO3 + Na2SO4 =>
CuSO4 + 2 NaHCO3 + 2 H2O = Cu(OH)2 + 2 H2CO3 + Na2SO4
MnOH2SO4 = MnSO4H2O =>
MnOH2SO4 = MnSO4H2O
Cd + NiO2 + H2O = Cd(OH)2 + Ni(OH)2 =>
Cd + NiO2 + 2 H2O = Cd(OH)2 + Ni(OH)2
CUSO4 + Ag = Ag2SO4 + CU =>
CUSO4 + 2 Ag = Ag2SO4 + CU
(NH4)2SO4(aq) + BaCl2(aq) = BaSO4(s) + NH4Cl(aq) =>
(NH4)2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 NH4Cl(aq)
NaNO2 + H2SO4 = NO + NaNO3 + H2O + Na2SO4 =>
3 NaNO2 + H2SO4 = 2 NO + NaNO3 + H2O + Na2SO4
ZnCO3 + CaO = ZnO + CaCO3 =>
ZnCO3 + CaO = ZnO + CaCO3
NaOH + (NH4)2SO4 = Na2SO4 + NH4 + OH =>
2 NaOH + (NH4)2SO4 = Na2SO4 + 2 NH4 + 2 OH
H2 + (CO3)2{-} = H2O + CO2 + e =>
2 H2 + (CO3)2{-} = 2 H2O + 2 CO2 + e
O2(g) + V(s) = V2O5(s) =>
5 O2(g) + 4 V(s) = 2 V2O5(s)
Pb(NO3)2 = NO2 + O2 + PbO =>
2 Pb(NO3)2 = 4 NO2 + O2 + 2 PbO
FeCl2 + H2O2 + KOH = Fe(OH)3 + KCl =>
2 FeCl2 + H2O2 + 4 KOH = 2 Fe(OH)3 + 4 KCl
CH3NH2 = CH + NH4 =>
CH3NH2 = CH + NH4
NH4NO3 + KOH = NH3KNO3 + H2O =>
NH4NO3 + KOH = NH3KNO3 + H2O
CH3CO2H + Na2CO3 = NaC2H3O2 + CO2 + H2O =>
2 CH3CO2H + Na2CO3 = 2 NaC2H3O2 + CO2 + H2O
AlBr3 + NH4Cr2O7 = Al(Cr2O7)3 + NH4Br =>
AlBr3 + 3 NH4Cr2O7 = Al(Cr2O7)3 + 3 NH4Br
(NH4)OH + HCl = (NH4)Cl + H2O =>
(NH4)OH + HCl = (NH4)Cl + H2O
NaOH + H2O = OH + HNaOH =>
NaOH + H2O = OH + HNaOH
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