| Équations équilibrées la veille |
2 H{+} + Cu + H2SO4 = Cu{2+} + SO2 + 2 H2O
NH3 + O2 + CH = HCN + H2O =>
4 NH3 + 3 O2 + 4 CH = 4 HCN + 6 H2O
B + Fe2O3 = B2O3 + Fe =>
2 B + Fe2O3 = B2O3 + 2 Fe
MnSO4 + NaOH = Mn(OH)2 + Na2SO4 =>
MnSO4 + 2 NaOH = Mn(OH)2 + Na2SO4
CH3NH2 + HCl = (CH3NH3)Cl =>
CH3NH2 + HCl = (CH3NH3)Cl
NaBr + Ba = BaBr2 + Na =>
2 NaBr + Ba = BaBr2 + 2 Na
CuCO3*Cu(OH)2 = CuO + H2O + CO2 =>
CuCO3*Cu(OH)2 = 2 CuO + H2O + CO2
CH3CH2OH + O2 = CH3CHO + H2O =>
2 CH3CH2OH + O2 = 2 CH3CHO + 2 H2O
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
K2CrO4 + K2S + H2O = S + Cr(OH)3 + KOH =>
2 K2CrO4 + 3 K2S + 8 H2O = 3 S + 2 Cr(OH)3 + 10 KOH
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NaOH + NH4HCO3 = NaHCO3 + NH4OH =>
NaOH + NH4HCO3 = NaHCO3 + NH4OH
Co(NO3)2 + NaHCO3 = CoHCO3 + Na(NO3)2 =>
Co(NO3)2 + NaHCO3 = CoHCO3 + Na(NO3)2
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe{3+} + Br{-} = Fe + Br =>
Fe{3+} + 3 Br{-} = Fe + 3 Br
(NH4)2Cr2O7 + HCl = CrCl3 + NH4Cl + Cl2 + H2O =>
(NH4)2Cr2O7 + 14 HCl = 2 CrCl3 + 2 NH4Cl + 3 Cl2 + 7 H2O
Al2(CO3)3 + H2O = Al(OH)3 + H2CO3 =>
Al2(CO3)3 + 6 H2O = 2 Al(OH)3 + 3 H2CO3
HCI + Mg = HMg + CI =>
HCI + Mg = HMg + CI
Fe + Br2 = FeBr3 =>
2 Fe + 3 Br2 = 2 FeBr3
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
H2SO4(aq) + NH4OH(aq) = (NH4)2SO4(aq) + H2O =>
H2SO4(aq) + 2 NH4OH(aq) = (NH4)2SO4(aq) + 2 H2O
K2S2O8 + H2O = K2SO4 + H2SO4 + O2 =>
2 K2S2O8 + 2 H2O = 2 K2SO4 + 2 H2SO4 + O2
PbS + SO2 = PbO + S =>
2 PbS + SO2 = 2 PbO + 3 S
Ba(NO3)2 + NH3 = Ba(NH3) + NO3 =>
Ba(NO3)2 + NH3 = Ba(NH3) + 2 NO3
(NH4)2Cr2O7 = Cr2O3 + H2O + N2 =>
(NH4)2Cr2O7 = Cr2O3 + 4 H2O + N2
(NH4)2SO4(aq) + AgClO4(aq) = Ag2SO4(s) + NH4ClO4(aq) =>
(NH4)2SO4(aq) + 2 AgClO4(aq) = Ag2SO4(s) + 2 NH4ClO4(aq)
Li + H2 = Li3H =>
6 Li + H2 = 2 Li3H
H2SO4 + C2H6O = H2O + CO2 + SO2 =>
6 H2SO4 + C2H6O = 9 H2O + 2 CO2 + 6 SO2
KAlSi3O8 + H = KAl3Si3O10(OH)2 + SiO2 + K =>
3 KAlSi3O8 + 2 H = KAl3Si3O10(OH)2 + 6 SiO2 + 2 K
SO2 + MgO = SO3Mg =>
SO2 + MgO = SO3Mg
Cu(NO3)2 + NH3 + H2O = Cu(OH)2 + NH4NO6 =>
7 Cu(NO3)2 + 2 NH3 + 20 H2O = 7 Cu(OH)2 + 8 NH4NO6
C4H3O + HNO3 = CO2 + NO2 + H2O =>
C4H3O + 17 HNO3 = 4 CO2 + 17 NO2 + 10 H2O
NiSO4 + Li3PO4 = Ni3P2O8 + Li2SO4 =>
3 NiSO4 + 2 Li3PO4 = Ni3P2O8 + 3 Li2SO4
HNO3 + KOH = KNO2 + H2O + O2 =>
2 HNO3 + 2 KOH = 2 KNO2 + 2 H2O + O2
PbCl2 + Na2CrO4 = NaCl + PbCrO4 =>
PbCl2 + Na2CrO4 = 2 NaCl + PbCrO4
NaNO3 + Al + NaOH + H2O = Na[Al(OH)4] + NH3 =>
3 NaNO3 + 8 Al + 5 NaOH + 18 H2O = 8 Na[Al(OH)4] + 3 NH3
NaI(aq) + Pb(NO3)2 = Pb(I2)(s) + NaNO3(aq) =>
2 NaI(aq) + Pb(NO3)2 = Pb(I2)(s) + 2 NaNO3(aq)
Al2(SO3)3 + Na3PO4 = Na2SO3 + AlPO4 =>
Al2(SO3)3 + 2 Na3PO4 = 3 Na2SO3 + 2 AlPO4
Hg2(CH3COO)2 + KCl = Hg2Cl2 + CH3COOK =>
Hg2(CH3COO)2 + 2 KCl = Hg2Cl2 + 2 CH3COOK
(Co(NH3)5Cl)Cl2 = CoCl2 + NH3 + N2 + NH4Cl =>
6(Co(NH3)5Cl)Cl2 = 6 CoCl2 + 22 NH3 + N2 + 6 NH4Cl
K2S + CdOH{-} = KOH{-} + Cd2S =>
K2S + 2 CdOH{-} = 2 KOH{-} + Cd2S
KAl(OH)4 + (H2)SO4 = (K2)SO4 + Al(OH)3 + H2O =>
2 KAl(OH)4 + (H2)SO4 = (K2)SO4 + 2 Al(OH)3 + 2 H2O
C3H5(COOC17H35)3 + BaCl2 + H2O = (C17H35COO)2Ba + C3H5(OH)3 + HCl =>
2 C3H5(COOC17H35)3 + 3 BaCl2 + 6 H2O = 3(C17H35COO)2Ba + 2 C3H5(OH)3 + 6 HCl
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