| Équations équilibrées la veille |
P4(s) + 6 Cl2(g) = 4 PCl3(l)
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
POCl3 + NaOH = Na{+} + Cl{-} + Na2HPO4 + H2O =>
POCl3 + 5 NaOH = 3 Na{+} + 3 Cl{-} + Na2HPO4 + 2 H2O
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
I2 + Cl2 = ICl3 =>
I2 + 3 Cl2 = 2 ICl3
POCl3 + NaOH = NaCl + Na2HPO4 + H2O =>
POCl3 + 5 NaOH = 3 NaCl + Na2HPO4 + 2 H2O
CH3CH2OH + HNO3 = CO2 + H2O + NO2 =>
CH3CH2OH + 12 HNO3 = 2 CO2 + 9 H2O + 12 NO2
I2 + Cl2(g) = ICl3 =>
I2 + 3 Cl2(g) = 2 ICl3
POCl3 + NaOH = NaCl + H3PO4 =>
POCl3 + 3 NaOH = 3 NaCl + H3PO4
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Cs + Au = CsAu =>
Cs + Au = CsAu
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
POCl3 + NaOH = NaCl + H3PO4 =>
POCl3 + 3 NaOH = 3 NaCl + H3PO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
MgSO4(aq) + KF(aq) = MgF2 + K2SO4 =>
MgSO4(aq) + 2 KF(aq) = MgF2 + K2SO4
K2SO4 + NH4Cl = KCl + (NH4)2SO4 =>
K2SO4 + 2 NH4Cl = 2 KCl + (NH4)2SO4
Ca(OH)2(ac) + H3PO4(ac) = Ca3(PO4)2(s) + H2O(l) =>
3 Ca(OH)2(ac) + 2 H3PO4(ac) = Ca3(PO4)2(s) + 6 H2O(l)
Mg + FeO = Fe + MgO =>
Mg + FeO = Fe + MgO
Cd + NO3 = Cd(NO3)2 =>
Cd + 2 NO3 = Cd(NO3)2
POCl3 + NaOH = Na{+} + Cl{-} + Na2HPO4 + H2O =>
POCl3 + 5 NaOH = 3 Na{+} + 3 Cl{-} + Na2HPO4 + 2 H2O
C12H22O11 + H2O = CH3CH2OH + CO2 =>
C12H22O11 + H2O = 4 CH3CH2OH + 4 CO2
Zn(s) + C6H8O7(aq) = Zn3(C6H5O7)2(aq) + H2(g) =>
3 Zn(s) + 2 C6H8O7(aq) = Zn3(C6H5O7)2(aq) + 3 H2(g)
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
C2H6O + H{+} + Cr2O7{2}{-} = C2H4O + Cr{3}{+} + H2O =>
5 C2H6O + 4 H{+} + Cr2O7{2}{-} = 5 C2H4O + 2 Cr{3}{+} + 7 H2O
H3PO4(ac) + Ca(OH)2(ac) = Ca3(PO4)2(ac) + H2O(l) =>
2 H3PO4(ac) + 3 Ca(OH)2(ac) = Ca3(PO4)2(ac) + 6 H2O(l)
Pb + H2SO4 = H2O + PbSO4 + SO2 =>
Pb + 2 H2SO4 = 2 H2O + PbSO4 + SO2
Na2CO3(s) = CO2 + Na2O(s) =>
Na2CO3(s) = CO2 + Na2O(s)
FeCl3(aq) + K3PO4(aq) = FePO4(s) + KCl(aq) =>
FeCl3(aq) + K3PO4(aq) = FePO4(s) + 3 KCl(aq)
Ba(CN)2 + H2SO4 = BaSO4 + HCN =>
Ba(CN)2 + H2SO4 = BaSO4 + 2 HCN
H2O2 = O7 + H =>
7 H2O2 = 2 O7 + 14 H
NaCl + Ca = Na + CaCl =>
NaCl + Ca = Na + CaCl
CaS + FeCl3 = CaCl3 + FeS =>
CaS + FeCl3 = CaCl3 + FeS
Br + Fe(OH)3 = OH + FeBr3 =>
3 Br + Fe(OH)3 = 3 OH + FeBr3
Zn + Co2 = Zn(Co2) =>
Zn + Co2 = Zn(Co2)
TiO(NO3)2 + Zn + HCl = Zn(NO3)2 + TiCl3 + H2O + H2 =>
2 TiO(NO3)2 + 2 Zn + 6 HCl = 2 Zn(NO3)2 + 2 TiCl3 + 2 H2O + H2
P*02 = P4010 =>
4010 P*02 = P4010
CuCO3 + H2O = CuO + H2 + CO3 =>
CuCO3 + H2O = CuO + H2 + CO3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Cu(NO3)2 + K3Fe(CN)6 = Cu(CN)2 + K3Fe(NO3)6 =>
3 Cu(NO3)2 + K3Fe(CN)6 = 3 Cu(CN)2 + K3Fe(NO3)6
SeO3{-2} + Cl2 + H2O = SeO4{-2} + Cl{-} + H{+} =>
SeO3{-2} + Cl2 + H2O = SeO4{-2} + 2 Cl{-} + 2 H{+}
Cu5FeS4 + O2 = Cu2O + FeO + SO2 =>
4 Cu5FeS4 + 23 O2 = 10 Cu2O + 4 FeO + 16 SO2
HClO3 + Sr(OH)2 = Sr(ClO3)2 + H2O =>
2 HClO3 + Sr(OH)2 = Sr(ClO3)2 + 2 H2O
Cu5FeS4 + O2 = CuO + Fe2O3 + SO2 =>
4 Cu5FeS4 + 29 O2 = 20 CuO + 2 Fe2O3 + 16 SO2
Br2 + S2O32{-} + H2O = Br1{-} + SO42{-} + H{+} =>
103 Br2 + 2 S2O32{-} + 104 H2O = 206 Br1{-} + 4 SO42{-} + 208 H{+}
Mg1 + H2S1 = Mg1S1 + H2 =>
Mg1 + H2S1 = Mg1S1 + H2
C11H23OH + O2 = CO + H2O =>
C11H23OH + 11 O2 = 11 CO + 12 H2O
Pb + CrO4 = PbCrO4 =>
Pb + CrO4 = PbCrO4
Cu5FeS4 + O2 = Cu2O + Fe2O3 + SO2 =>
2 Cu5FeS4 + 12 O2 = 5 Cu2O + Fe2O3 + 8 SO2
Al2(CO3)3 + HCl(g) = AlCl3(s) + CO2(g) + H2O(g) =>
Al2(CO3)3 + 6 HCl(g) = 2 AlCl3(s) + 3 CO2(g) + 3 H2O(g)
PbSO4 + Li = Pb + Li2SO4 =>
PbSO4 + 2 Li = Pb + Li2SO4
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