| Équations équilibrées la veille |
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
Ca(NO3)2 + (NH4)HPO4 + NH3 + H2O = Ca10(PO4)6(OH)2 + NH4NO3 =>
40 Ca(NO3)2 + 24(NH4)HPO4 + 62 NH3 + 17 H2O = 4 Ca10(PO4)6(OH)2 + 83 NH4NO3
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Pb(C2H3O2)2 + NaBr = PbBr2 + NaC2H3O2 =>
Pb(C2H3O2)2 + 2 NaBr = PbBr2 + 2 NaC2H3O2
Cl2 + H2O = HCl + HClO3 =>
3 Cl2 + 3 H2O = 5 HCl + HClO3
FeCl3 + Cu2S = Fe2S3 + CuCl =>
2 FeCl3 + 3 Cu2S = Fe2S3 + 6 CuCl
Cu + H2SO4 = CuSO4(aq) + SO2(g) + H2O =>
Cu + 2 H2SO4 = CuSO4(aq) + SO2(g) + 2 H2O
AgNO3 + Na2CrO4 = Ag2CrO4 + NaNO3 =>
2 AgNO3 + Na2CrO4 = Ag2CrO4 + 2 NaNO3
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu + MgCl2 = CuCl2 + Mg2 =>
2 Cu + 2 MgCl2 = 2 CuCl2 + Mg2
CaF2 + Li2SO4 = CaSO4 + LiF =>
CaF2 + Li2SO4 = CaSO4 + 2 LiF
Li + F = LiF =>
Li + F = LiF
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
NaCl + FeSO4 = FeCl2 + Na2SO4 =>
2 NaCl + FeSO4 = FeCl2 + Na2SO4
CH3COOH + CH3(CH2)4OH = CH3COO(CH2)4CH3 + H2O =>
CH3COOH + CH3(CH2)4OH = CH3COO(CH2)4CH3 + H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
K2Cr2O7 + KI + H2SO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 3 I2 + 7 H2O
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
CH3 + O2 = CO2 + H2O =>
4 CH3 + 7 O2 = 4 CO2 + 6 H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Pb(NO3)2 + H2O2 + NaOH = PbO2 + NaNO3 + H2O =>
Pb(NO3)2 + H2O2 + 2 NaOH = PbO2 + 2 NaNO3 + 2 H2O
[Cr[N2H4CO]6]4[Cr[CN]6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
10[Cr[N2H4CO]6]4[Cr[CN]6]3 + 1176 KMnO4 + 1399 H2SO4 = 35 K2Cr2O7 + 1176 MnSO4 + 420 CO2 + 660 KNO3 + 223 K2SO4 + 1879 H2O
C2H6 + HNO2 = C2H5NO2 + H2O + NO =>
C2H6 + 3 HNO2 = C2H5NO2 + 2 H2O + 2 NO
C6H6 + HNO3 = C6H5NO2 + H2O =>
C6H6 + HNO3 = C6H5NO2 + H2O
SiCl4 + Mg = Si + MgCl2 =>
SiCl4 + 2 Mg = Si + 2 MgCl2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
SrCl2 + AgNO3 = Sr(NO3)2 + AgCl =>
SrCl2 + 2 AgNO3 = Sr(NO3)2 + 2 AgCl
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
H{+} + Cr2O7 + I{-} = Cr{3+} + I2 + H2O =>
14 H{+} + Cr2O7 + 8 I{-} = 2 Cr{3+} + 4 I2 + 7 H2O
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
H2 + I2 = HI =>
H2 + I2 = 2 HI
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
CH2ClCOOH + O2 = CO2 + H2O + HCl =>
2 CH2ClCOOH + 3 O2 = 4 CO2 + 2 H2O + 2 HCl
LiNO3 + CaBr2 = Ca(NO3)2 + LiBr =>
2 LiNO3 + CaBr2 = Ca(NO3)2 + 2 LiBr
AgBr + GaPO4 = Ag3(PO4) + GaBr3 =>
3 AgBr + GaPO4 = Ag3(PO4) + GaBr3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
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