| Équations équilibrées la veille | Équations équilibrées le lendemain |
Sb + 4 HNO3 = Sb(NO3)3 + NO + 2 H2O
iron + oxygen = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
K2Cr2O7 + H2SO4 + C2H5OH = CH3COOH + H2O + K2SO4 + Cr2(SO4)3 =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 3 CH3COOH + 11 H2O + 2 K2SO4 + 2 Cr2(SO4)3
H3PO4 + Ca(OH)2 = CaHPO4 + H2O =>
H3PO4 + Ca(OH)2 = CaHPO4 + 2 H2O
SnBr4 + F2 = SnF2 + Br =>
SnBr4 + F2 = SnF2 + 4 Br
BaSO4 + HNO3 = H2SO4 + Ba(NO3)2 =>
BaSO4 + 2 HNO3 = H2SO4 + Ba(NO3)2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
C3H8 + O2 = CO2 + H2OO =>
C3H8 + 7 O2 = 3 CO2 + 4 H2OO
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
CuSO4 + FeCl3 = Fe2(SO4)3 + CuCl2 =>
3 CuSO4 + 2 FeCl3 = Fe2(SO4)3 + 3 CuCl2
Zn + NiCl2 + H2O = NiOHCl + ZnCl2 + H2 =>
Zn + 2 NiCl2 + 2 H2O = 2 NiOHCl + ZnCl2 + H2
HNO2 + KMnO4 + H2SO4 = HNO3 + MnSO4 + K2SO4 + H2O =>
5 HNO2 + 2 KMnO4 + 3 H2SO4 = 5 HNO3 + 2 MnSO4 + K2SO4 + 3 H2O
CrO2 + Al = Cr + Al2O3 =>
3 CrO2 + 4 Al = 3 Cr + 2 Al2O3
KI + Na2CO3 = KCO3 + Na2I =>
KI + Na2CO3 = KCO3 + Na2I
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
CaCO3 + FePO4 = Ca3(PO4)2 + Fe2(CO3)3 =>
3 CaCO3 + 2 FePO4 = Ca3(PO4)2 + Fe2(CO3)3
H2SO4 + Ca = CaSO4 + H2 =>
H2SO4 + Ca = CaSO4 + H2
KMNO4 + KOH = K2MNO4 + O2 + H2O =>
4 KMNO4 + 4 KOH = 4 K2MNO4 + O2 + 2 H2O
Na[BH4] + H2O = B(OH)3 + NaOH + H2 =>
Na[BH4] + 4 H2O = B(OH)3 + NaOH + 4 H2
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l) =>
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l)
Cr2O3 + Al = Cr + Al2O3 =>
Cr2O3 + 2 Al = 2 Cr + Al2O3
H2(g) + N2(g) = NH3(g) =>
3 H2(g) + N2(g) = 2 NH3(g)
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
NaIO3 + Na[BH4] = NaI + B(OH)3 + NaOH =>
4 NaIO3 + 3 Na[BH4] = 4 NaI + 3 B(OH)3 + 3 NaOH
NaBr + Pb(NO3)2 = PbBr2 + NaNO3 =>
2 NaBr + Pb(NO3)2 = PbBr2 + 2 NaNO3
Be + Br2 = BeBr2 =>
Be + Br2 = BeBr2
KI + KMnO4 + H2SO4 = I2 + MnSO4 + K2SO4 + H2O =>
10 KI + 2 KMnO4 + 8 H2SO4 = 5 I2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2O2(l) = H2O(l) + O2(g) =>
2 H2O2(l) = 2 H2O(l) + O2(g)
NH3 + CUO = CU + N2 + H2O =>
2 NH3 + 3 CUO = 3 CU + N2 + 3 H2O
Cu(s) + AgNO3(aq) = Ag(s) + Cu(NO3)2(aq) =>
Cu(s) + 2 AgNO3(aq) = 2 Ag(s) + Cu(NO3)2(aq)
Na3PO4 + CaBr2 = Ca3(PO4)2 + NaBr =>
2 Na3PO4 + 3 CaBr2 = Ca3(PO4)2 + 6 NaBr
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cr(NO3)3 + NaOH + H2O2 = Na2CrO4 + HNO3 + H2O =>
2 Cr(NO3)3 + 4 NaOH + 3 H2O2 = 2 Na2CrO4 + 6 HNO3 + 2 H2O
K2SO4 + BA(NO3)2 = KNO3 + BASO4 =>
K2SO4 + BA(NO3)2 = 2 KNO3 + BASO4
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Pb(NO3)2 + HCl = PbCl2 + HNO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 HNO3
Pb + Cl2 = PbCl4 =>
Pb + 2 Cl2 = PbCl4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaCO3 + HCOOH = H + CaCOOH + CO3 =>
CaCO3 + HCOOH = H + CaCOOH + CO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
sulfurdioxide + water = H2SO3 =>
SO2 + H2O = H2SO3
Pb + Cl2 = PbCl4 =>
Pb + 2 Cl2 = PbCl4
CH4 = C20 + H20 =>
20 CH4 = C20 + 4 H20
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/25/14
Équations équilibrées sur04/24/13
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