| Équations équilibrées la veille |
3 Pb + 2 H2(PO4) = 2 H2 + Pb3(PO4)2
K + Ca(HCO3)2 = K(HCO3)2 + Ca =>
K + Ca(HCO3)2 = K(HCO3)2 + Ca
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
SiO + CaCO3 = SiCO3 + CaO =>
SiO + CaCO3 = SiCO3 + CaO
K2(HgI4) + NH4NO3 + KOH = NH2HgOI + KNO3 + KI + H2O =>
4 K2(HgI4) + 3 NH4NO3 + 6 KOH = 4 NH2HgOI + 2 KNO3 + 12 KI + 5 H2O
MnO4{-} + I{-} + H2O = MnO2 + I2 + OH{-} =>
2 MnO4{-} + 6 I{-} + 4 H2O = 2 MnO2 + 3 I2 + 8 OH{-}
K2MnO4 + K2SO3 + H2SO4 = K2SO4 + MnSO4 + H2O =>
K2MnO4 + 2 K2SO3 + 2 H2SO4 = 3 K2SO4 + MnSO4 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
BH3 + CO = BH3CO =>
BH3 + CO = BH3CO
Mg(OH)2 + H2CrO4 = MgCrO4 + H2O =>
Mg(OH)2 + H2CrO4 = MgCrO4 + 2 H2O
Hg + HCl = H + HgCl =>
Hg + HCl = H + HgCl
H2O + CuSO4 + NH3 = (NH4)2SO4 + Cu(OH)2 =>
2 H2O + CuSO4 + 2 NH3 = (NH4)2SO4 + Cu(OH)2
KCI + O2 = KCIO3 =>
2 KCI + 3 O2 = 2 KCIO3
Na2S + MnSO4 = Na2SO4 + MnS =>
Na2S + MnSO4 = Na2SO4 + MnS
Na2O + HC1 = NaC1 + H2O =>
Na2O + 2 HC1 = 2 NaC1 + H2O
KClO3 + HBr = Br2 + H2O + KCl =>
KClO3 + 6 HBr = 3 Br2 + 3 H2O + KCl
(NH4)2SO4 + Ba(OH)2 = NH3 + H2O + BaSO4 =>
(NH4)2SO4 + Ba(OH)2 = 2 NH3 + 2 H2O + BaSO4
HNO3 + BaOH2 = BaHNO3 + H2O =>
HNO3 + BaOH2 = BaHNO3 + H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
SiC + Cl2 = SiCl4 + C =>
SiC + 2 Cl2 = SiCl4 + C
Ni + Pb(NO3)2 = Ni(NO3)3 + Pb =>
2 Ni + 3 Pb(NO3)2 = 2 Ni(NO3)3 + 3 Pb
Ag3N = Ag + N2 =>
2 Ag3N = 6 Ag + N2
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
X + H2O2 = XO + H2O =>
X + H2O2 = XO + H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Fe + NaOH = FeO + Na + H2 =>
2 Fe + 2 NaOH = 2 FeO + 2 Na + H2
K2MnO2 + HCl = KCl + Mn3 + Cl + H2O =>
3 K2MnO2 + 12 HCl = 6 KCl + Mn3 + 6 Cl + 6 H2O
Cl2 + KI = KCl + I2 =>
Cl2 + 2 KI = 2 KCl + I2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NaBr + NaBrO3 + H2SO4 = Br2 + Na2SO4 + H2O =>
5 NaBr + NaBrO3 + 3 H2SO4 = 3 Br2 + 3 Na2SO4 + 3 H2O
KMnO4 + C3H8O3 + H2SO4 = C3H4O5 + K2SO4 + Mn2(SO4)3 + H2O =>
2 KMnO4 + C3H8O3 + 4 H2SO4 = C3H4O5 + K2SO4 + Mn2(SO4)3 + 6 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe + Cl2 = FeCl2 =>
Fe + Cl2 = FeCl2
Ni(NO3)2(aq) + NaOH(aq) = Ni(OH)2(s) + NaNO3(aq) =>
Ni(NO3)2(aq) + 2 NaOH(aq) = Ni(OH)2(s) + 2 NaNO3(aq)
Ba(OH)2 + P4O10 = Ba3(PO4)2 + H2O =>
6 Ba(OH)2 + P4O10 = 2 Ba3(PO4)2 + 6 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Al + MnO4 = Al2O + Mn =>
8 Al + MnO4 = 4 Al2O + Mn
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CH4 + Cl2 = CH2Cl2 + HCl =>
CH4 + 2 Cl2 = CH2Cl2 + 2 HCl
NaCl + KNO3 = KCl + Na(NO3) =>
NaCl + KNO3 = KCl + Na(NO3)
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NiBr2 + HPO3 = Ni(PO3)2 + HBr =>
NiBr2 + 2 HPO3 = Ni(PO3)2 + 2 HBr
C2H6Cl2 = C2H5HCl2 =>
C2H6Cl2 = C2H5HCl2
CuCl2 + KI = CuI + KCl + I2 =>
2 CuCl2 + 4 KI = 2 CuI + 4 KCl + I2
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Équations équilibrées sur11/11/24
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