| Équations équilibrées la veille |
C3H6Cl2Zn = C3H6ZnCl2
Ca3(PO4)2 + H3C6H5O7 = Ca3(C6H5O7)2 + H6(PO4)2 =>
Ca3(PO4)2 + 2 H3C6H5O7 = Ca3(C6H5O7)2 + H6(PO4)2
Hg + S = HgS =>
Hg + S = HgS
MgCl2 + NaNO3 = Mg(NO3)2 + NaCl =>
MgCl2 + 2 NaNO3 = Mg(NO3)2 + 2 NaCl
Mg(HCO3)2 + NaNO3 = Mg(NO3)2 + NaHCO3 =>
Mg(HCO3)2 + 2 NaNO3 = Mg(NO3)2 + 2 NaHCO3
Fe2O3 + KClO3 = Fe2O6 + KCl =>
Fe2O3 + KClO3 = Fe2O6 + KCl
Ba + Fe2(SO4)3 = Fe + BaSO4 =>
3 Ba + Fe2(SO4)3 = 2 Fe + 3 BaSO4
SiF4 + H2O = H2SiF6 + Si(OH)4 =>
3 SiF4 + 4 H2O = 2 H2SiF6 + Si(OH)4
C50H102 = C25H46 + C2H6 =>
29 C50H102 = 48 C25H46 + 125 C2H6
HNO3 + C2H6O + K2CrO7 = KNO3 + C2H4O + H2O + Cr(NO3)3 =>
10 HNO3 + 9 C2H6O + 2 K2CrO7 = 4 KNO3 + 9 C2H4O + 14 H2O + 2 Cr(NO3)3
PbCl2 + K2SO4 = PbSO4 + K2Cl2 =>
PbCl2 + K2SO4 = PbSO4 + K2Cl2
C12H22O11(s) + O2(g) = H20(l) + CO2(g) =>
10 C12H22O11(s) + 65 O2(g) = 11 H20(l) + 120 CO2(g)
Mg + HClO3 = Mg(ClO3)2 + ClO2 + H2O =>
Mg + 4 HClO3 = Mg(ClO3)2 + 2 ClO2 + 2 H2O
FeO + H2O = Fe(OH) + O2 =>
4 FeO + 2 H2O = 4 Fe(OH) + O2
C2H4 + O2 = C2O2H4 =>
C2H4 + O2 = C2O2H4
Al2(SO4)3 + NiCl2 = AlCl3 + NiSO4 =>
Al2(SO4)3 + 3 NiCl2 = 2 AlCl3 + 3 NiSO4
KF + N2 = K3N + F =>
6 KF + N2 = 2 K3N + 6 F
Cr + H2O = Cr(OH)3 + H2 =>
2 Cr + 6 H2O = 2 Cr(OH)3 + 3 H2
Fe2O3 + Cl2O7 = Fe(ClO4)3 =>
Fe2O3 + 3 Cl2O7 = 2 Fe(ClO4)3
CH2OHCH2OH + HNO3 = CH2ONO2CH2ONO2 + H2O =>
CH2OHCH2OH + 2 HNO3 = CH2ONO2CH2ONO2 + 2 H2O
H{+} + Br2 + NO3{-} = BrO3{-} + NO + H2O =>
4 H{+} + 3 Br2 + 10 NO3{-} = 6 BrO3{-} + 10 NO + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
As + H + MnO4 = H3AsO4 + Mn =>
As + 3 H + MnO4 = H3AsO4 + Mn
BaBr2 + Na2(SO4) = Ba(SO4) + NaBr =>
BaBr2 + Na2(SO4) = Ba(SO4) + 2 NaBr
CuSO4 + Fe(ii) = FeSO4 + Cu =>
CuSO4 + Fe(ii) = FeSO4 + Cu
C12H24S2 + O2 = H2O + CO2 + S =>
C12H24S2 + 18 O2 = 12 H2O + 12 CO2 + 2 S
NaOH + KNO3 = NaNO3 + KOH =>
NaOH + KNO3 = NaNO3 + KOH
CaSNaF = CaFNaS =>
CaSNaF = CaFNaS
Na2SIO3 + NaOH = Na4SIO4 + H2O =>
Na2SIO3 + 2 NaOH = Na4SIO4 + H2O
K2CO3 + Mg(NO3)2 = K2(NO3)2 + MgCO3 =>
K2CO3 + Mg(NO3)2 = K2(NO3)2 + MgCO3
NH3(g) + O2(g) = NO(g) + H2O(l) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(l)
Cu(NO3)2Ca(OH)2 = Ca(NO3)2Cu(OH)2 =>
Cu(NO3)2Ca(OH)2 = Ca(NO3)2Cu(OH)2
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3(aq) = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
Mg + C = MgC2 =>
Mg + 2 C = MgC2
K = K2 =>
2 K = K2
H2S + KMnO4 = K2SO4 + MnO2 + H2 =>
H2S + 2 KMnO4 = K2SO4 + 2 MnO2 + H2
Fe(NO3)3 + NaI = FeI3 + NaNO3 =>
Fe(NO3)3 + 3 NaI = FeI3 + 3 NaNO3
AlBr3 + H2O = H2 + Br2 + Al(OH)3 =>
2 AlBr3 + 6 H2O = 3 H2 + 3 Br2 + 2 Al(OH)3
Ag + H2O + O2 = AgOH =>
4 Ag + 2 H2O + O2 = 4 AgOH
Al + KNO3 = KAlO2 + Al2O3 + N2 =>
10 Al + 6 KNO3 = 6 KAlO2 + 2 Al2O3 + 3 N2
KCH3COO(aq) + HI(aq) = KI(aq) + CH3COOH(aq) =>
KCH3COO(aq) + HI(aq) = KI(aq) + CH3COOH(aq)
H2C2O4*2H2O + NaOH = Na2C2O4 + H2O =>
H2C2O4*2H2O + 2 NaOH = Na2C2O4 + 4 H2O
Mg + NH4NO3 = MgO + N2 + H2 =>
3 Mg + NH4NO3 = 3 MgO + N2 + 2 H2
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
(NH4)2SO4(aq) + Ba(NO3)2(aq) = NH4(NO3)(s) + Ba(SO4)(aq) =>
(NH4)2SO4(aq) + Ba(NO3)2(aq) = 2 NH4(NO3)(s) + Ba(SO4)(aq)
Fe3(NO3)Na(PO4)3 = Fe3(PO4)3Na(NO3) =>
Fe3(NO3)Na(PO4)3 = Fe3(PO4)3Na(NO3)
K2Cr2O7 + C2H5OH + H2SO4 = Cr2(SO4) + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 5 C2H5OH + 4 H2SO4 = 2 Cr2(SO4) + 2 K2SO4 + 5 CH3COOH + 9 H2O
H2SO4 + Cu(NH3)4 + OH = H2O + CuSO4 + (NH4)2SO4 =>
3 H2SO4 + Cu(NH3)4 + 2 OH = 2 H2O + CuSO4 + 2(NH4)2SO4
C12H26 + O2 = H2O + CO2 =>
2 C12H26 + 37 O2 = 26 H2O + 24 CO2
*H2O2 + H2S = *H2O + SO2 =>
3*H2O2 + H2S = 4*H2O + SO2
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