| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Na(PO4) + K(NO3) = Na(NO3) + K(PO4) =>
Na(PO4) + K(NO3) = Na(NO3) + K(PO4)
H2S + Br2 + H2O = H2SO4 + HBr =>
H2S + 4 Br2 + 4 H2O = H2SO4 + 8 HBr
SiF4 + H2O = H2SiF6 + H2SiO3 =>
3 SiF4 + 3 H2O = 2 H2SiF6 + H2SiO3
KI = K + I2 =>
2 KI = 2 K + I2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
La(OH)3 = La2O3 + H2O =>
2 La(OH)3 = La2O3 + 3 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
HCl + Cu(OH)2 = CuCl + H(OH)2 =>
HCl + Cu(OH)2 = CuCl + H(OH)2
Pb + HBr = PbBr4 + H2 =>
Pb + 4 HBr = PbBr4 + 2 H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Zn + H2SO4 = H2 + ZnSO4 =>
Zn + H2SO4 = H2 + ZnSO4
C6H12 + H2 = C8H18 =>
4 C6H12 + 3 H2 = 3 C8H18
Mg + HBr = MgBr2 + H2 =>
Mg + 2 HBr = MgBr2 + H2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Al(OH)3 + Zn = Zn(OH)2 + Al =>
2 Al(OH)3 + 3 Zn = 3 Zn(OH)2 + 2 Al
O2(g) + C6H5COOH(aq) = CO2(g) + H2O(l) =>
15 O2(g) + 2 C6H5COOH(aq) = 14 CO2(g) + 6 H2O(l)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cu2S + O2(g) = Cu(s) + SO2(g) =>
Cu2S + O2(g) = 2 Cu(s) + SO2(g)
KI + Pb(NO3)2 = PbI2 + KNO3 =>
2 KI + Pb(NO3)2 = PbI2 + 2 KNO3
I2O5 + CO = I2 + CO2 =>
I2O5 + 5 CO = I2 + 5 CO2
C4H8O3 + O2 = CO2 + H2O =>
2 C4H8O3 + 9 O2 = 8 CO2 + 8 H2O
Ca3P2 + H2O = PH3 + Ca(OH)2 =>
Ca3P2 + 6 H2O = 2 PH3 + 3 Ca(OH)2
FeS + H2SO4 = H2S + FeSO4 =>
FeS + H2SO4 = H2S + FeSO4
C2H2 + O2 = H2O + CO2 =>
2 C2H2 + 5 O2 = 2 H2O + 4 CO2
NaCl + HCl = Cl + NaH =>
NaCl + HCl = 2 Cl + NaH
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
NaHS04 + BaCl2 = NaCl + HCl + BaS04 =>
NaHS04 + BaCl2 = NaCl + HCl + BaS04
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Mg3(PO4)2 + H2 = Mg + H3PO4 =>
Mg3(PO4)2 + 3 H2 = 3 Mg + 2 H3PO4
Na3PO4 + BaCl2 = Ba3(PO4)2 + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Al + S8 + HCl = H2S + AlCl =>
16 Al + S8 + 16 HCl = 8 H2S + 16 AlCl
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
CO2 + K = K2CO3 + C =>
3 CO2 + 4 K = 2 K2CO3 + C
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
CaO(s) + CO2(g) = CaCO3(s) =>
CaO(s) + CO2(g) = CaCO3(s)
Sn(cr) + KOH(aq) = K2SnO2(cr) + H2(g) =>
Sn(cr) + 2 KOH(aq) = K2SnO2(cr) + H2(g)
C6H5MgBr + C6H5Br = C12H10 + MgBr2 =>
C6H5MgBr + C6H5Br = C12H10 + MgBr2
(NH4)2SO4(s) + NaOH(aq) = Na2SO4(aq) + H2O(l) + NH3(g) =>
(NH4)2SO4(s) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l) + 2 NH3(g)
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
HCOOH + CH3OH = HCOOCH3 + H2O =>
HCOOH + CH3OH = HCOOCH3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/26/17
Équations équilibrées sur03/28/16
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