| Équations équilibrées la veille |
Fe(NO3)2 + HI = H(NO3)2 + FeI
C12H26 + Cl2 = CCl4 + HCl =>
C12H26 + 37 Cl2 = 12 CCl4 + 26 HCl
CuSO4 + KCl = K2SO4 + CuCl2 =>
CuSO4 + 2 KCl = K2SO4 + CuCl2
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Zn(OH)2 + Na2(SO4) = ZnSO4 + NaOH =>
Zn(OH)2 + Na2(SO4) = ZnSO4 + 2 NaOH
Cu2S + HNO3 = CuNO32 + CuSO4 + NO + H2O =>
3 Cu2S + 70 HNO3 = 3 CuNO32 + 3 CuSO4 + 67 NO + 35 H2O
Co2O3 + HNO3 = Co(NO3)2 + H2O + O2 =>
2 Co2O3 + 8 HNO3 = 4 Co(NO3)2 + 4 H2O + O2
AlC3 + O2 = Al2O3 + CO =>
4 AlC3 + 9 O2 = 2 Al2O3 + 12 CO
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Br2O3 + KClO + KOH = KCl + KBrO3 + H2O =>
Br2O3 + 2 KClO + 2 KOH = 2 KCl + 2 KBrO3 + H2O
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KBr + KOH + N2O5 = KBrO3 + KNO2 + H2O =>
2 KBr + 6 KOH + 3 N2O5 = 2 KBrO3 + 6 KNO2 + 3 H2O
Ab2O5 + H2 = Ab2O3 + H2O =>
Ab2O5 + 2 H2 = Ab2O3 + 2 H2O
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
Cs + P4 = Cs2P =>
8 Cs + P4 = 4 Cs2P
Pb(NO3)2 + ZnSO4 = PbSO4 + Zn(NO3)2 =>
Pb(NO3)2 + ZnSO4 = PbSO4 + Zn(NO3)2
Fe + H2CO4 = FeO + CO2 + H2O =>
Fe + H2CO4 = FeO + CO2 + H2O
H + FeCl2 = HCl + Fe =>
2 H + FeCl2 = 2 HCl + Fe
NaCN + Ag + O2 + H2O = NaAg(CN)2 + NaOH =>
8 NaCN + 4 Ag + O2 + 2 H2O = 4 NaAg(CN)2 + 4 NaOH
Al + CH3COOH = Al4C3 + H2O =>
8 Al + 3 CH3COOH = 2 Al4C3 + 6 H2O
Na(OH) + Br2 = NaBrO3 + NaBr + H2O =>
6 Na(OH) + 3 Br2 = NaBrO3 + 5 NaBr + 3 H2O
MgCo2 = Mg + Co2 =>
MgCo2 = Mg + Co2
HNO3 + CH3COO = CH3COOH + NO3 =>
HNO3 + CH3COO = CH3COOH + NO3
MgSO4 + Ba = Mg2 + Ba(SO4)2 =>
2 MgSO4 + Ba = Mg2 + Ba(SO4)2
Mbl2Si2O6 + CaAl2Si2O8 = CaMblSi2O6 + Al2SiO5 =>
Mbl2Si2O6 + 2 CaAl2Si2O8 = 2 CaMblSi2O6 + 2 Al2SiO5
Ca + HNO3 = Ca(NO3)2 + H2 =>
Ca + 2 HNO3 = Ca(NO3)2 + H2
O3NO = O2NO2 =>
O3NO = O2NO2
Ba + CH3COOH = Ba(CH3COOH)2 =>
Ba + 2 CH3COOH = Ba(CH3COOH)2
K2O + SO3 = K2SO4 =>
K2O + SO3 = K2SO4
Na2(SO3) + H(NO3) = NaNO3 + SO2 + H2O =>
Na2(SO3) + 2 H(NO3) = 2 NaNO3 + SO2 + H2O
MgSO4 + Ba = Mg + Ba(SO4)2 =>
2 MgSO4 + Ba = 2 Mg + Ba(SO4)2
Na[Sn(OH)3] + Na2S4 + NaOH = Na2S + Na2[Sn(OH)6] =>
3 Na[Sn(OH)3] + Na2S4 + 9 NaOH = 4 Na2S + 3 Na2[Sn(OH)6]
Ba(ClO3)2 = BaCl2 + O2 =>
Ba(ClO3)2 = BaCl2 + 3 O2
Fe(NO3)3 + Na2CO3 = Fe2(CO3)3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaNO3
Co(NO3)2 + K3Fe(CN)6 = Co3(Fe(CN)6)2 + KNO3 =>
3 Co(NO3)2 + 2 K3Fe(CN)6 = Co3(Fe(CN)6)2 + 6 KNO3
KOH + P2O5 = K4P2O7 + H2O =>
4 KOH + P2O5 = K4P2O7 + 2 H2O
C7H6O3 + FeNO39H2O = FeOH + N2 + CO2 + H2O =>
11 C7H6O3 + 4 FeNO39H2O = 4 FeOH + 2 N2 + 77 CO2 + 35 H2O
C2 + H2 = C6H6 =>
3 C2 + 3 H2 = C6H6
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
K2HgI4 + KOH + NH4Cl = Hg2NI + KI + KCl + H2O =>
2 K2HgI4 + 4 KOH + NH4Cl = Hg2NI + 7 KI + KCl + 4 H2O
Fe(OH)2(aq) + H2SO4(aq) = FeSO4(aq) + H2O(l) =>
Fe(OH)2(aq) + H2SO4(aq) = FeSO4(aq) + 2 H2O(l)
H3 = HH2 =>
H3 = HH2
Ni + H + O2 = HNiO2 =>
Ni + H + O2 = HNiO2
NaHO3 + C6H8O7 = CO2 + H2O + Na3C6H5O7 =>
9 NaHO3 + 5 C6H8O7 = 12 CO2 + 17 H2O + 3 Na3C6H5O7
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
HCl + Ag = AgCl2 + H2 =>
2 HCl + Ag = AgCl2 + H2
K2CrO4 + H2SO4 + KCl = KHSO4 + H2O + CrO2Cl2 =>
K2CrO4 + 4 H2SO4 + 2 KCl = 4 KHSO4 + 2 H2O + CrO2Cl2
Cu{2+} + Ce = Cu{+} + Ce{3+} =>
3 Cu{2+} + Ce = 3 Cu{+} + Ce{3+}
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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