| Équations équilibrées la veille | Équations équilibrées le lendemain |
C8H8 + Br2 = C8H8Br2
H2 + N(NO)3 = N2 + H2O =>
3 H2 + N(NO)3 = 2 N2 + 3 H2O
Mn(NO2)3 + HIO4 = MnO4 + IO3 + H2O + NO2 =>
Mn(NO2)3 + 8 HIO4 = MnO4 + 8 IO3 + 4 H2O + 3 NO2
N + H3 + H2O = NH4OH =>
N + H3 + H2O = NH4OH
CO2 + H2O = HC + O2 =>
4 CO2 + 2 H2O = 4 HC + 5 O2
NaH2PO4*2H2O + Na2HPO4*12H2O = Na5P3O10*H2O + H2O =>
NaH2PO4*2H2O + 2 Na2HPO4*12H2O = Na5P3O10*H2O + 27 H2O
FeCl2 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O + HCl =>
6 FeCl2 + K2Cr2O7 + 13 H2SO4 = 3 Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + 7 H2O + 12 HCl
AgC2H3O2 = Ag + C2 + H3 + O2 =>
AgC2H3O2 = Ag + C2 + H3 + O2
NaNO2 + H2S = NO + NaOH + S =>
2 NaNO2 + H2S = 2 NO + 2 NaOH + S
P + O = P4OP10 =>
14 P + O = P4OP10
SrCl2 + H2SO3 = SrSO3 + HCl =>
SrCl2 + H2SO3 = SrSO3 + 2 HCl
SN + HNO4 + H2O = H2SNO3 + NO =>
5 SN + 4 HNO4 + 3 H2O = 5 H2SNO3 + 4 NO
K(Al(OH)4) + HCl = AlCl3 + KCl + H2O =>
K(Al(OH)4) + 4 HCl = AlCl3 + KCl + 4 H2O
As + H2S = As2S5 + H2 =>
2 As + 5 H2S = As2S5 + 5 H2
H4P2O7 + Pd(OH)4 = PdP2O7 + H2O =>
H4P2O7 + Pd(OH)4 = PdP2O7 + 4 H2O
C2H5OH + CO2 = CO + H2O =>
C2H5OH + 4 CO2 = 6 CO + 3 H2O
BaCl(aq) + NaC(aq) = NaCl(s) + BaC(s) =>
BaCl(aq) + NaC(aq) = NaCl(s) + BaC(s)
Ca(OH)2 + NH4 = Ca + NH2 + H2O =>
Ca(OH)2 + NH4 = Ca + NH2 + 2 H2O
CH3CH2Cl + NaI = CH3CH2I + NaCl =>
CH3CH2Cl + NaI = CH3CH2I + NaCl
As4(s) + O2(g) = As4O6(s) =>
As4(s) + 3 O2(g) = As4O6(s)
Mg3P2 + KMnO4 + H2SO4 = Mg3(PO4)2 + MnSO4 + K2SO4 + H2O =>
5 Mg3P2 + 16 KMnO4 + 24 H2SO4 = 5 Mg3(PO4)2 + 16 MnSO4 + 8 K2SO4 + 24 H2O
Fe + HOH = Fe3O4 + H2 =>
3 Fe + 4 HOH = Fe3O4 + 4 H2
C14H30 + H2O = CO2 + H2 =>
C14H30 + 28 H2O = 14 CO2 + 43 H2
NiBr2 + FeCl3 = NiCl2 + FeBr3 =>
3 NiBr2 + 2 FeCl3 = 3 NiCl2 + 2 FeBr3
Xe + F2 = XeF2 =>
Xe + F2 = XeF2
S + Cl2 + H2O = H2SO4 + HCl =>
S + 3 Cl2 + 4 H2O = H2SO4 + 6 HCl
C22H43NO + H2SO4 + H2O = (NH4)2SO4 + C22H42O2 =>
2 C22H43NO + H2SO4 + 2 H2O = (NH4)2SO4 + 2 C22H42O2
FeS + Br2 + KOH = Fe(OH)3 + KBr + K2SO4 + H2O =>
2 FeS + 9 Br2 + 22 KOH = 2 Fe(OH)3 + 18 KBr + 2 K2SO4 + 8 H2O
Al + Fe2(SO4)3 = Al3(SO4)2 + Fe =>
9 Al + 2 Fe2(SO4)3 = 3 Al3(SO4)2 + 4 Fe
Ca(IO3) = Ca2 + IO3 =>
2 Ca(IO3) = Ca2 + 2 IO3
AlAl + HNO3 = Al(NO3)3 + H =>
AlAl + 6 HNO3 = 2 Al(NO3)3 + 6 H
KCl + MnO2 + H2SO4 = K2SO4 + Cl2 + H2O + MnSO4 =>
2 KCl + MnO2 + 2 H2SO4 = K2SO4 + Cl2 + 2 H2O + MnSO4
BaCl2 + H2O = BaO + HCl =>
BaCl2 + H2O = BaO + 2 HCl
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = KFe(C2O4)3*3H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 5 H2C2O4 + K2C2O4 + 3 H2O2 = 2 KFe(C2O4)3*3H2O + 2(NH4)2SO4 + 2 H2SO4 + 12 H2O
C4H10O + C3H8O = C4H8O + C3H10O =>
C4H10O + C3H8O = C4H8O + C3H10O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
K(NO3) + Al(NO3)3*9H2O + NH2CONH2 = CO2 + H2O + KAlO2 + N2 =>
3 K(NO3) + 3 Al(NO3)3*9H2O + 10 NH2CONH2 = 10 CO2 + 47 H2O + 3 KAlO2 + 16 N2
PbCl2(aq) + MgSO4(aq) = PbSO4(l) + MgCl2(aq) =>
PbCl2(aq) + MgSO4(aq) = PbSO4(l) + MgCl2(aq)
MgCl2 + KHCO3 = MgCO3 + KCl + HCl =>
MgCl2 + KHCO3 = MgCO3 + KCl + HCl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Cr{3+} + NaOH + H2O2 = CrO4{-} + Na{+} + H2O =>
Cr{3+} + 4 NaOH + 2 H2O2 = CrO4{-} + 4 Na{+} + 4 H2O
Fe(OH)3 + NaOH = Na3[Fe(OH)6] =>
Fe(OH)3 + 3 NaOH = Na3[Fe(OH)6]
Al2O3 + SO4 = Al2O3(SO4)3 =>
Al2O3 + 3 SO4 = Al2O3(SO4)3
H4As + O + KOH = K4As207 + H2O =>
207 H4As + 412 O + 4 KOH = K4As207 + 416 H2O
K2O + H2SO4 = H2O + K2SO4 =>
K2O + H2SO4 = H2O + K2SO4
NH4 + OH = H2O + NH3 =>
NH4 + OH = H2O + NH3
H3PO4 + CaCO3 = HCO3 + Ca3PO4 =>
H3PO4 + 3 CaCO3 = 3 HCO3 + Ca3PO4
Cl2SO + KNO3 + H3PO4 = NO + HClO3 + K2SO4 + K3PO4 + H2O =>
9 Cl2SO + 42 KNO3 + 8 H3PO4 = 42 NO + 18 HClO3 + 9 K2SO4 + 8 K3PO4 + 3 H2O
CaH2(s) + HCl(g) = CaCl2 + H2 =>
CaH2(s) + 2 HCl(g) = CaCl2 + 2 H2
CH2O + NaOH = CHONa + H2O =>
CH2O + NaOH = CHONa + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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