Équations équilibrées la veille |
Li2CO3 + H2SO4 = CO2 + H2O + Li2SO4
Cr(OH)3(s) + HClO4(aq) = Cr(ClO4)3(aq) + H2O =>
Cr(OH)3(s) + 3 HClO4(aq) = Cr(ClO4)3(aq) + 3 H2O
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Mn(NO3)2K2MnO4 = MnO2KNO3 =>
Mn(NO3)2K2MnO4 = 2 MnO2KNO3
FeSO4 + NaClO + NaOH + H2O = Fe(OH)3 + NaCl + Na2SO4 =>
2 FeSO4 + NaClO + 4 NaOH + H2O = 2 Fe(OH)3 + NaCl + 2 Na2SO4
PbCl2 + LiNO3 = Pb(NO3)2 + LiCl =>
PbCl2 + 2 LiNO3 = Pb(NO3)2 + 2 LiCl
FeCrO4 + KCO3 + O2 = FeO3 + K2CrO4 + CO4 =>
2 FeCrO4 + 4 KCO3 + 5 O2 = 2 FeO3 + 2 K2CrO4 + 4 CO4
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Lil + Pb(NO3)2 = LilNO3 + Pb =>
2 Lil + Pb(NO3)2 = 2 LilNO3 + Pb
Cu(s) + HNO3(l) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(l) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
NaCI + H2SO4 = HCI + Na2SO4 =>
2 NaCI + H2SO4 = 2 HCI + Na2SO4
CH4 + HF = CH4HF =>
CH4 + HF = CH4HF
NaOH(aq) + SO2(aq) = NaHSO3(aq) =>
NaOH(aq) + SO2(aq) = NaHSO3(aq)
C2H12O6 + O2 = CO2 + H2O =>
C2H12O6 + 2 O2 = 2 CO2 + 6 H2O
PbCO3 + C = Pb + CO2 =>
2 PbCO3 + C = 2 Pb + 3 CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mn2O3 + KOH + O2 = K2MnO4 + H2O =>
2 Mn2O3 + 8 KOH + 3 O2 = 4 K2MnO4 + 4 H2O
Ca(OH)2 + SiO2 + CO2 = CaCO3SiO2 + H2O =>
Ca(OH)2 + SiO2 + CO2 = CaCO3SiO2 + H2O
(CuCO3)(Cu(OH)2) = CuO + H2O + CO2 =>
(CuCO3)(Cu(OH)2) = 2 CuO + H2O + CO2
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
MgCO3 + CH3COOH = MgCOOH + CO2 + H2O =>
8 MgCO3 + 3 CH3COOH = 8 MgCOOH + 6 CO2 + 2 H2O
Fe(s) + Cu{2+} = Fe{2+} + Cu =>
Fe(s) + Cu{2+} = Fe{2+} + Cu
Cu(OH)2 + NH3 = Cu(NH3)4 + OH =>
Cu(OH)2 + 4 NH3 = Cu(NH3)4 + 2 OH
C6H5CH3OH + O2 = C6H5COOH + H2O =>
4 C6H5CH3OH + 5 O2 = 4 C6H5COOH + 6 H2O
Zn(s) + Pb(NO3)2(aq) = Pb(s) + Zn(NO3)2(aq) =>
Zn(s) + Pb(NO3)2(aq) = Pb(s) + Zn(NO3)2(aq)
Hg3N2 + KI = HgI2 + K3N =>
Hg3N2 + 6 KI = 3 HgI2 + 2 K3N
H2SO3 + Fe(OH)6 = Fe(SO3)3 + H2O =>
3 H2SO3 + Fe(OH)6 = Fe(SO3)3 + 6 H2O
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
Ba(NO3)2 + Fe2(SO4)3 = Fe2(NO3)2 + Ba(SO4)3 =>
Ba(NO3)2 + Fe2(SO4)3 = Fe2(NO3)2 + Ba(SO4)3
NH3(g) + O(g) = NO(g) + H2O(l) =>
2 NH3(g) + 5 O(g) = 2 NO(g) + 3 H2O(l)
lead(ii)nitrate + sodiumiodide = lead(ii)iodide + sodiumNitrate =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Sn2 + O4 = SnO =>
2 Sn2 + O4 = 4 SnO
KCN + HI = KI + HCN =>
KCN + HI = KI + HCN
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
K3[Fe(CN)6] + Na3[Co(NO2)6] = K3[Co(NO2)6] + Na3[Fe(CN)6] =>
K3[Fe(CN)6] + Na3[Co(NO2)6] = K3[Co(NO2)6] + Na3[Fe(CN)6]
CO2 + H2O + Br2 = CH2Br2 + O2 =>
2 CO2 + 2 H2O + 2 Br2 = 2 CH2Br2 + 3 O2
CaCO3 + C2H3O2H = Ca(C2H3O2)2 + CO2 + H2O =>
CaCO3 + 2 C2H3O2H = Ca(C2H3O2)2 + CO2 + H2O
TiCl3 + NH3OHCl + HCl = NH4Cl + TiCl4 + H2O =>
2 TiCl3 + NH3OHCl + 2 HCl = NH4Cl + 2 TiCl4 + H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
FeO + C = Fe + CO2 =>
2 FeO + C = 2 Fe + CO2
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
GaF3 + Na = NaF + Ga =>
GaF3 + 3 Na = 3 NaF + Ga
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
(NH4)3N + Cr(CrO4)2 = (NH4)2CrO4 + Cr3N4 =>
4(NH4)3N + 3 Cr(CrO4)2 = 6(NH4)2CrO4 + Cr3N4
C2H5S + O2 = CO2 + H2O + SO2 =>
4 C2H5S + 17 O2 = 8 CO2 + 10 H2O + 4 SO2
Co(HCO3)3(s) = Co2(CO3)3(s) + CO2(g) + H2O(l) =>
2 Co(HCO3)3(s) = Co2(CO3)3(s) + 3 CO2(g) + 3 H2O(l)
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