| Équations équilibrées la veille |
5 K4[Fe(CN)6] + KMnO4 + 8 HCl = 5 K3[Fe(CN)6] + MnCl2 + 6 KCl + 4 H2O
Pt + H3PO4 = Pt3(PO4)2 + H2 =>
3 Pt + 2 H3PO4 = Pt3(PO4)2 + 3 H2
Fe2O2 + O2 = Fe2O3 =>
2 Fe2O2 + O2 = 2 Fe2O3
H2CO3 + K3PO4 = H3PO4 + K2CO3 =>
3 H2CO3 + 2 K3PO4 = 2 H3PO4 + 3 K2CO3
Mn + Cl2 = MnCl =>
2 Mn + Cl2 = 2 MnCl
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
C12H42O2 + O2 = CO2 + H2O =>
2 C12H42O2 + 43 O2 = 24 CO2 + 42 H2O
KMnO4 + H2SO4 = H2O + K2SO4 + Mn2O7 =>
2 KMnO4 + H2SO4 = H2O + K2SO4 + Mn2O7
NH4I + Pb(ClO3)2 = PbI2 + NH4(ClO3) =>
2 NH4I + Pb(ClO3)2 = PbI2 + 2 NH4(ClO3)
AlF3 + K2CO3 = KF + Al2(CO3)3 =>
2 AlF3 + 3 K2CO3 = 6 KF + Al2(CO3)3
Cu(NO3)2 + K2S = CuS + KNO3 =>
Cu(NO3)2 + K2S = CuS + 2 KNO3
NiCl2 + O2 = NiO + Cl2O5 =>
NiCl2 + 3 O2 = NiO + Cl2O5
SnSO4 + KCrO4 + H2SO4 = Sn(SO4)2 + K2SO4 + Cr2(SO4)3 + H2O =>
4 SnSO4 + 2 KCrO4 + 8 H2SO4 = 4 Sn(SO4)2 + K2SO4 + Cr2(SO4)3 + 8 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ca + H2SO4 = CaSO4 + H2 =>
Ca + H2SO4 = CaSO4 + H2
Cu(NO3)2 + K2S = CuS + KNO3 =>
Cu(NO3)2 + K2S = CuS + 2 KNO3
Fe(OH)2 + HCl = FeCl2 + H2O =>
Fe(OH)2 + 2 HCl = FeCl2 + 2 H2O
SiCl4(l) + H2O = SiO2(s) + HCl(aq) =>
SiCl4(l) + 2 H2O = SiO2(s) + 4 HCl(aq)
KMnO4 + H2SO4 = H2O + K2SO4 + Mn2O7 =>
2 KMnO4 + H2SO4 = H2O + K2SO4 + Mn2O7
HCl + Al(OH)3 + H2O = (Al(H2O)6)Cl3 =>
3 HCl + Al(OH)3 + 3 H2O = (Al(H2O)6)Cl3
Fe + CUSO4 = FeSO4 + CU =>
Fe + CUSO4 = FeSO4 + CU
C6H8O7*H2O + AgNO3 = Ag3C6H5O7 + HNO3 + H2O =>
C6H8O7*H2O + 3 AgNO3 = Ag3C6H5O7 + 3 HNO3 + H2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C17H21NO4HCl + NH3 = C17H21NO4 + NH4 + Cl =>
C17H21NO4HCl + NH3 = C17H21NO4 + NH4 + Cl
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
KMnO4 + NH4OH + H2SO4 = N2 + H2O + MnSO4 + K2SO4 =>
6 KMnO4 + 10 NH4OH + 9 H2SO4 = 5 N2 + 34 H2O + 6 MnSO4 + 3 K2SO4
C8H18 + O2N2 = CO2 + H2O + N2 =>
2 C8H18 + 25 O2N2 = 16 CO2 + 18 H2O + 25 N2
MgCl2 = Mg + Cl2 =>
MgCl2 = Mg + Cl2
Cu + HgNO3 = Cu(NO3)2 + Hg =>
Cu + 2 HgNO3 = Cu(NO3)2 + 2 Hg
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Al(s) + FeO(aq) = Fe(s) + Al2O3(s) =>
2 Al(s) + 3 FeO(aq) = 3 Fe(s) + Al2O3(s)
KOH + Ba(OH)2 = K2BaO2 + H2O =>
2 KOH + Ba(OH)2 = K2BaO2 + 2 H2O
K(s) + HI(aq) = H2(g) + KI(aq) =>
2 K(s) + 2 HI(aq) = H2(g) + 2 KI(aq)
NH3 + NH4Br = NH4 + NH3Br =>
NH3 + NH4Br = NH4 + NH3Br
CaO = Ca + O2 =>
2 CaO = 2 Ca + O2
(Ba(OH)2) + H2SO4 = BaSO4 + H2O =>
(Ba(OH)2) + H2SO4 = BaSO4 + 2 H2O
HBr + Na2CO3 = NaBr + NaHCO3 =>
HBr + Na2CO3 = NaBr + NaHCO3
(Ba(OH)2) + H2SO4 = BaSO4 + H2O =>
(Ba(OH)2) + H2SO4 = BaSO4 + 2 H2O
SrCl2(aq) + Na2CO3(aq) = SrCO3(s) + NaCl =>
SrCl2(aq) + Na2CO3(aq) = SrCO3(s) + 2 NaCl
KMnO4 + Na2SO3 + HCl = MnCl2 + Na2SO4 + KCl + H2O =>
2 KMnO4 + 5 Na2SO3 + 6 HCl = 2 MnCl2 + 5 Na2SO4 + 2 KCl + 3 H2O
PC5H11O5 + C7H5OCl = C10H9O2Cl + C2H7O4P =>
PC5H11O5 + C7H5OCl = C10H9O2Cl + C2H7O4P
C3H8O(l) + O2(g) = CO + H2O =>
C3H8O(l) + 3 O2(g) = 3 CO + 4 H2O
SO3 + KOH = SKO4H =>
SO3 + KOH = SKO4H
Sb2S3 + HCl = SbCl3 + H2S =>
Sb2S3 + 6 HCl = 2 SbCl3 + 3 H2S
Al + HF = AlF3 + H2 =>
2 Al + 6 HF = 2 AlF3 + 3 H2
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
Ba(NO3)2 + Mg = Mg(NO3)2 + Ba =>
Ba(NO3)2 + Mg = Mg(NO3)2 + Ba
MgCl2 = Mg + Cl2 =>
MgCl2 = Mg + Cl2
LiI = Li + I =>
LiI = Li + I
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