Équations équilibrées la veille |
2 C2H5COOH + K2CO3 = 2 C2H5COOK + CO2 + H2O
(NH4)2SO4(aq) + CuCl2(aq) = (NH4)Cl + CuSO4 =>
(NH4)2SO4(aq) + CuCl2(aq) = 2(NH4)Cl + CuSO4
CuO + NH = Cu + N + H2O =>
CuO + 2 NH = Cu + 2 N + H2O
MnO4(aq) + SO32(aq) = MnO2(s) + SO42(aq) =>
5 MnO4(aq) + SO32(aq) = 5 MnO2(s) + SO42(aq)
HI + S = H2S + I2 =>
2 HI + S = H2S + I2
Ce(OH)3 + H2O2 = Ce(OOH)4 + H2O =>
2 Ce(OH)3 + 9 H2O2 = 2 Ce(OOH)4 + 8 H2O
PbI2 + AgCl = AgI + PbCl2 =>
PbI2 + 2 AgCl = 2 AgI + PbCl2
Ca(C2H3O2)2 + Na2(CO3) = CaCO3 + Na(C2H3O2) =>
Ca(C2H3O2)2 + Na2(CO3) = CaCO3 + 2 Na(C2H3O2)
Li2O + NaOH = H2O + NaLiO =>
Li2O + 2 NaOH = H2O + 2 NaLiO
AgNO3 + BrCl = AgCl + BrNO3 =>
AgNO3 + BrCl = AgCl + BrNO3
(CuOH)2SO4 + HCl = CuCl2 + H2SO4 + H2O =>
(CuOH)2SO4 + 4 HCl = 2 CuCl2 + H2SO4 + 2 H2O
C4H12N2 + O2 = CO2 + H2O + N =>
C4H12N2 + 7 O2 = 4 CO2 + 6 H2O + 2 N
AgCl + MnSO4 + NaOH = Ag + MnO(OH)2 + NaCl + Na2SO4 + H2O =>
2 AgCl + MnSO4 + 4 NaOH = 2 Ag + MnO(OH)2 + 2 NaCl + Na2SO4 + H2O
Ag + CO2 = Ag2CO2 =>
2 Ag + CO2 = Ag2CO2
NaOH(aq) + CaBr2(aq) = Ca(OH)2(s) + NaBr(aq) =>
2 NaOH(aq) + CaBr2(aq) = Ca(OH)2(s) + 2 NaBr(aq)
Co(NO3)2 + Al2O3 = CoO + Al(NO3)3 =>
3 Co(NO3)2 + Al2O3 = 3 CoO + 2 Al(NO3)3
Al2O3 + Na2SO3 = NaAlO2 + SO2 =>
Al2O3 + Na2SO3 = 2 NaAlO2 + SO2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
K2Cr2O7 + H2C2O4*2H2O = K[Cr(C2O4)2(H2O)2] + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4*2H2O = 2 K[Cr(C2O4)2(H2O)2] + 6 CO2 + 17 H2O
NaOH + NiCl2 = NaCl2 + OHNi =>
NaOH + NiCl2 = NaCl2 + OHNi
FeCl2 + SiO2 = FeO2 + SiCl2 =>
FeCl2 + SiO2 = FeO2 + SiCl2
C8H16 + KMnO4 + H2SO4 = C8H12O4 + K2SO4 + MnSO4 + H2O =>
5 C8H16 + 12 KMnO4 + 18 H2SO4 = 5 C8H12O4 + 6 K2SO4 + 12 MnSO4 + 28 H2O
Ag + CO2 = Ag2C2O4 =>
2 Ag + 2 CO2 = Ag2C2O4
FeSO4 = Fe + SO4 =>
FeSO4 = Fe + SO4
Na2SiO3 = Na2O + SiO2 =>
Na2SiO3 = Na2O + SiO2
HCl + Zu = ZuCl2 + H2 =>
2 HCl + Zu = ZuCl2 + H2
Al(OH)4{-}(aq) + H2SO4(aq) = Al(OH)3(s) + H2O + SO4{2-}(aq) =>
2 Al(OH)4{-}(aq) + H2SO4(aq) = 2 Al(OH)3(s) + 2 H2O + SO4{2-}(aq)
KBrAgNO3 = AgBrKNO3 =>
KBrAgNO3 = AgBrKNO3
ZnCl2(aq) + Hg2(NO3)2(aq) = HgCl(s) + Zn(NO3)2(aq) =>
ZnCl2(aq) + Hg2(NO3)2(aq) = 2 HgCl(s) + Zn(NO3)2(aq)
CuO + H2O2 = Cu(OH)2 + O2 =>
2 CuO + 2 H2O2 = 2 Cu(OH)2 + O2
Ni(OH)4 + H2SO4 = Ni(SO4)2 + H2O =>
Ni(OH)4 + 2 H2SO4 = Ni(SO4)2 + 4 H2O
FeCl3 + Zn + HCl + NH4SCN = H2S + H4Fe(CN)3 + ZnCl2 + NH4Cl =>
FeCl3 + 5 Zn + 10 HCl + 3 NH4SCN = 3 H2S + H4Fe(CN)3 + 5 ZnCl2 + 3 NH4Cl
MgO + H2SiO3 = Mg(SiO3) + H2O =>
MgO + H2SiO3 = Mg(SiO3) + H2O
Ag + CO2 = Ag2C2O4 =>
2 Ag + 2 CO2 = Ag2C2O4
NH2 + H2O = NH3 + OH =>
NH2 + H2O = NH3 + OH
Cl2(g) = Cl(aq) =>
Cl2(g) = 2 Cl(aq)
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
FeC2 + C2 = FeC3 =>
2 FeC2 + C2 = 2 FeC3
Na2SO3 + Br2 + NaOH = Na2SO4 + NaBr + H2O =>
Na2SO3 + Br2 + 2 NaOH = Na2SO4 + 2 NaBr + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaNO2 + Na2CrO4 + KOH + H2O = NaNO3 + K3[Cr(OH)6] + NaOH =>
3 NaNO2 + 2 Na2CrO4 + 6 KOH + 5 H2O = 3 NaNO3 + 2 K3[Cr(OH)6] + 4 NaOH
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
CO2 + HOH = CO2OH + H2 =>
2 CO2 + 2 HOH = 2 CO2OH + H2
Cu(NO3)2(aq) + NaOH = Cu(OH)2(s) + NaNO3(aq) =>
Cu(NO3)2(aq) + 2 NaOH = Cu(OH)2(s) + 2 NaNO3(aq)
AlCl3 + MnO2 + H2SO4 = Al2(SO4)3 + MnSO4 + Cl2 + H2O =>
2 AlCl3 + 3 MnO2 + 6 H2SO4 = Al2(SO4)3 + 3 MnSO4 + 3 Cl2 + 6 H2O
NH3 + O2(g) = N2(g) + H2O(l) =>
4 NH3 + 3 O2(g) = 2 N2(g) + 6 H2O(l)
PbO2 + H2SO4 + MnCl2 = Pb(MnO4)2 + PbSO4 + PbCl2 + H2O =>
5 PbO2 + 2 H2SO4 + 2 MnCl2 = Pb(MnO4)2 + 2 PbSO4 + 2 PbCl2 + 2 H2O
Be(s) + H2O(l) = Be(OH)2 + H2 =>
Be(s) + 2 H2O(l) = Be(OH)2 + H2
Cu(NO3)2 + NH4SCN = Cu(SCN)2 + NH4NO3 =>
Cu(NO3)2 + 2 NH4SCN = Cu(SCN)2 + 2 NH4NO3
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