| Équations équilibrées la veille |
NaOH + CaCl = NaCl + Ca(OH)
Rb2 + H2O = H2 + Rb2O3 =>
Rb2 + 3 H2O = 3 H2 + Rb2O3
SrCH3COO + Na2CO3 = Na2CH3COO + SrCO3 =>
SrCH3COO + Na2CO3 = Na2CH3COO + SrCO3
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
HClO3(aq) + NaOH(aq) = NaClO3(aq) + H2O(l) =>
HClO3(aq) + NaOH(aq) = NaClO3(aq) + H2O(l)
H2S + Pb(NO2)2 = HNO2 + PbS =>
H2S + Pb(NO2)2 = 2 HNO2 + PbS
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
Ce{4+} + CH3COO{-} + OH{-} = Ce(OH)(CH3COO)3 =>
Ce{4+} + 3 CH3COO{-} + OH{-} = Ce(OH)(CH3COO)3
O2 + HCl = ClO + H2 =>
O2 + 2 HCl = 2 ClO + H2
C2H5NO2 + O = CH4N2O + CO2H2O =>
2 C2H5NO2 + 6 O = CH4N2O + 3 CO2H2O
CH2H5COOH + H2O = H3O + CH2H5COO =>
CH2H5COOH + H2O = H3O + CH2H5COO
ZnSO4 + K2S = ZnS + K2SO4 =>
ZnSO4 + K2S = ZnS + K2SO4
AgCl + Ni = Ag + NiCl2 =>
2 AgCl + Ni = 2 Ag + NiCl2
MgO2 + HCl = Cl2 + H2O + MgCl =>
2 MgO2 + 8 HCl = 3 Cl2 + 4 H2O + 2 MgCl
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Cr(C2H3O2)3 + Na2CO3 = NaC2H3O2 + Cr2(CO3)3 =>
2 Cr(C2H3O2)3 + 3 Na2CO3 = 6 NaC2H3O2 + Cr2(CO3)3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
HgNO3 + NaI = NaNO3 + HgI =>
HgNO3 + NaI = NaNO3 + HgI
CrO3 + Cl2 + C = CrCl + CO =>
2 CrO3 + Cl2 + 6 C = 2 CrCl + 6 CO
Cu(s) + HNO3 = Cu(NO3)2(ac) + H2O(l) + NO2(g) =>
Cu(s) + 4 HNO3 = Cu(NO3)2(ac) + 2 H2O(l) + 2 NO2(g)
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
GaF3 + Cs = CsF + Ga =>
GaF3 + 3 Cs = 3 CsF + Ga
Pb(NO3)2 + K2CO3 = K2(NO3)2 + PbCO3 =>
Pb(NO3)2 + K2CO3 = K2(NO3)2 + PbCO3
PbSO3 + HNO3 = PbSO4 + NO2 + H2O =>
PbSO3 + 2 HNO3 = PbSO4 + 2 NO2 + H2O
Al2(SO4)3 + Ba = Ba(SO4) + Al =>
Al2(SO4)3 + 3 Ba = 3 Ba(SO4) + 2 Al
Na(OH) + Ba(Cl)2 = NaCl + Ba(OH)2 =>
2 Na(OH) + Ba(Cl)2 = 2 NaCl + Ba(OH)2
IO3 + H2S + OH{-} = I2 + SO3{-2} + H2O =>
2 IO3 + 2 H2S + 4 OH{-} = I2 + 2 SO3{-2} + 4 H2O
AgN3 = N2 + Ag =>
2 AgN3 = 3 N2 + 2 Ag
H2SO4LiHCO3 = LiHSO4H2CO3 =>
H2SO4LiHCO3 = LiHSO4H2CO3
KCl2 + H2SO4 = KSO4 + HCl =>
KCl2 + H2SO4 = KSO4 + 2 HCl
KMnO4 + KI + HNO3 = I2 + MnO + H2O + KNO3 =>
2 KMnO4 + 10 KI + 12 HNO3 = 5 I2 + 2 MnO + 6 H2O + 12 KNO3
SO2 + H2 = S + H2O =>
SO2 + 2 H2 = S + 2 H2O
C4H10S2 + O2 = CO2 + H2O + SO3 =>
2 C4H10S2 + 19 O2 = 8 CO2 + 10 H2O + 4 SO3
Ti(SO4)2 + BaCl2 = Ba(SO4) + TiCl4 =>
Ti(SO4)2 + 2 BaCl2 = 2 Ba(SO4) + TiCl4
CH3CONH2 + H2O = CH3CONH3 + OH =>
CH3CONH2 + H2O = CH3CONH3 + OH
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Fe(s) + O2(f) + H2O(l) = Fe(OH)2(aq) =>
2 Fe(s) + O2(f) + 2 H2O(l) = 2 Fe(OH)2(aq)
Na2SO4 + FeCl3 + KSCN = Fe2(SO4)3 + KCl + NaSCN =>
3 Na2SO4 + 2 FeCl3 + 6 KSCN = Fe2(SO4)3 + 6 KCl + 6 NaSCN
OCl + H = Cl2 + H2O =>
2 OCl + 4 H = Cl2 + 2 H2O
CaOSiO2 = CaSiO3 =>
CaOSiO2 = CaSiO3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
Sn(NO3)2 + Al = Sn + Al(NO3)3 =>
3 Sn(NO3)2 + 2 Al = 3 Sn + 2 Al(NO3)3
PbSO3 = PbSO4 + PbS =>
4 PbSO3 = 3 PbSO4 + PbS
Zn + Pb3(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb3(NO3)2 = Zn(NO3)2 + 3 Pb
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na2SiO3 + KHSO4 = H2SiO3 + K2SO4 + Na2SO4 =>
Na2SiO3 + 2 KHSO4 = H2SiO3 + K2SO4 + Na2SO4
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