| Équations équilibrées la veille | Équations équilibrées le lendemain |
C5HOH + 11 O = 5 CO2 + 2 HO
(NH4)2CO3(aq) + Al(NO3)3(aq) = (NH4)(NO3)(aq) + Al2(CO3)3(s) =>
3(NH4)2CO3(aq) + 2 Al(NO3)3(aq) = 6(NH4)(NO3)(aq) + Al2(CO3)3(s)
CH3 + Na2CO3 = CHNa + H2O + CO2 =>
12 CH3 + 7 Na2CO3 = 14 CHNa + 11 H2O + 5 CO2
MgCl2 + (Na2)CO3 = Mg(CO3) + NaCl =>
MgCl2 + (Na2)CO3 = Mg(CO3) + 2 NaCl
Na2CO3 + C2H6O = C2H4Na2 + H2O + CO2 =>
6 Na2CO3 + 7 C2H6O = 6 C2H4Na2 + 9 H2O + 8 CO2
Ca + HOH = Ca(OH)2 + H =>
Ca + 2 HOH = Ca(OH)2 + 2 H
Na2CO3(s) + H2SO4(ac) = CO2(g) + H2O(l) + Na2SO4(ac) =>
Na2CO3(s) + H2SO4(ac) = CO2(g) + H2O(l) + Na2SO4(ac)
W + CO2 = WO3 + CO =>
W + 3 CO2 = WO3 + 3 CO
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
Ca(NO3)2 = N2O5 + CaO =>
Ca(NO3)2 = N2O5 + CaO
HCl + Na2SO4 = NaCl + H2SO4 =>
2 HCl + Na2SO4 = 2 NaCl + H2SO4
Sn(NO3)4 + KOH = Sn(OH)4 + KNO3 =>
Sn(NO3)4 + 4 KOH = Sn(OH)4 + 4 KNO3
NaHCO3(s) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3CO2Na(aq) =>
NaHCO3(s) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3CO2Na(aq)
Cl2(g) + O2(g) = Cl2O7 =>
2 Cl2(g) + 7 O2(g) = 2 Cl2O7
Ni2(Co3)3 + Cu(MnO4)2 = Ni(MnO4)3 + CuCo3 =>
Ni2(Co3)3 + 3 Cu(MnO4)2 = 2 Ni(MnO4)3 + 3 CuCo3
C6H10O5 + KNO3 + Ca(OH)2 = KNO2 + CaCO3 + H2O =>
C6H10O5 + 12 KNO3 + 6 Ca(OH)2 = 12 KNO2 + 6 CaCO3 + 11 H2O
Sn + Cu(SO4) = Sn(SO4) + Cu =>
Sn + Cu(SO4) = Sn(SO4) + Cu
NH3(aq) + O2(g) = HNO2(aq) + H2O(l) =>
2 NH3(aq) + 3 O2(g) = 2 HNO2(aq) + 2 H2O(l)
CH2Br2 + Br2 = CHBr2 + HBr =>
2 CH2Br2 + Br2 = 2 CHBr2 + 2 HBr
I2O5 + CO(g) = CO2(g) + I2 =>
I2O5 + 5 CO(g) = 5 CO2(g) + I2
K2O + H2CO3 = K2CO3 + H2O =>
K2O + H2CO3 = K2CO3 + H2O
C6H4(COOH)2 + C2H4(OH)2 = C10H8O4 + H2O =>
C6H4(COOH)2 + C2H4(OH)2 = C10H8O4 + 2 H2O
P2H4 + O2 = P4O10 + H2O =>
2 P2H4 + 7 O2 = P4O10 + 4 H2O
Ag2CO3(s) = Ag2 + CO2(g) + O2(s) =>
2 Ag2CO3(s) = 2 Ag2 + 2 CO2(g) + O2(s)
Na2O(s) = Na(l) + O2(g) =>
2 Na2O(s) = 4 Na(l) + O2(g)
SO2 + Fe(OH)2 = FeSO3 + H2O =>
SO2 + Fe(OH)2 = FeSO3 + H2O
Ca2CO3 + NaF = Na2CO3 + CaF =>
Ca2CO3 + 2 NaF = Na2CO3 + 2 CaF
Cu + H2SO4 = Cu2S + Cu2(SO4) + H2O =>
8 Cu + 4 H2SO4 = Cu2S + 3 Cu2(SO4) + 4 H2O
RuClH(CO)(PPh3)3 + NaOH + CH3OC2H4OH = RuH2(CO)(PPh3)3 + NaCl + CH3OCH2CClO + H2O =>
2 RuClH(CO)(PPh3)3 + NaOH + CH3OC2H4OH = 2 RuH2(CO)(PPh3)3 + NaCl + CH3OCH2CClO + H2O
CaC + SiO2 = CaO + Si + CO =>
CaC + SiO2 = CaO + Si + CO
CO2 + C = CO =>
CO2 + C = 2 CO
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
NiCl2 + Na2CO3 + H2O = Ni(OH)2 + H2CO3 + NaCl =>
NiCl2 + Na2CO3 + 2 H2O = Ni(OH)2 + H2CO3 + 2 NaCl
Na2SO3 + HCl = NaCl + H2SO3 =>
Na2SO3 + 2 HCl = 2 NaCl + H2SO3
CaCo3 + CH3COOH = (CH3COO)2Ca + H2Co3 =>
CaCo3 + 2 CH3COOH = (CH3COO)2Ca + H2Co3
Mg(NO3)2 + (NH4)6Mo7O24*4H2O + HOC(CO2H)(CH2CO2H)2 = MgMoO4 + CO2 + H2O + N2 =>
63 Mg(NO3)2 + 9(NH4)6Mo7O24*4H2O + 26 HOC(CO2H)(CH2CO2H)2 = 63 MgMoO4 + 156 CO2 + 248 H2O + 90 N2
Ca(OH)2 + Zn = Zn(OH)3 + Ca =>
3 Ca(OH)2 + 2 Zn = 2 Zn(OH)3 + 3 Ca
NH3(aq) + O2(g) = NO(g) + H2O =>
4 NH3(aq) + 5 O2(g) = 4 NO(g) + 6 H2O
NH4 + O3 = N2O + H2O =>
6 NH4 + 5 O3 = 3 N2O + 12 H2O
K2O + H2Co3 = K2Co3 + H2O =>
K2O + H2Co3 = K2Co3 + H2O
FeCI + NaOH = Fe(OH) + NaCI =>
FeCI + NaOH = Fe(OH) + NaCI
Hg2(NO3)2 = Hg + NO3 =>
Hg2(NO3)2 = 2 Hg + 2 NO3
CuSO4 + Zn = ZnSO4 + Cu =>
CuSO4 + Zn = ZnSO4 + Cu
H3AsO4 + KI + SnCl2 + H2SO4 = H3As + KCl + Sn2SO4 + I2 + H2O =>
H3AsO4 + 16 KI + 8 SnCl2 + 4 H2SO4 = H3As + 16 KCl + 4 Sn2SO4 + 8 I2 + 4 H2O
S + Fe(OH)2 = FeSO3 + FeS + H2O =>
3 S + 3 Fe(OH)2 = FeSO3 + 2 FeS + 3 H2O
C12H22O11(aq) + H2O = C2H5OH(aq) + CO2 =>
C12H22O11(aq) + H2O = 4 C2H5OH(aq) + 4 CO2
CH3CH2COOH + KOH = H2O + C3H5O2K =>
CH3CH2COOH + KOH = H2O + C3H5O2K
CH3COOH + Pb = Pb(CH3COOH)2 =>
2 CH3COOH + Pb = Pb(CH3COOH)2
CH3CH2COOHKOH = H2OC3H5O2K =>
CH3CH2COOHKOH = H2OC3H5O2K
NH3(aq) + O2(g) = NO(g) + H2O(g) =>
4 NH3(aq) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
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