| Équations équilibrées la veille |
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
CH3NO2 + Zn + HCl = CH3NH3Cl + ZnCl2 + H2O =>
CH3NO2 + 3 Zn + 7 HCl = CH3NH3Cl + 3 ZnCl2 + 2 H2O
As3 + O2 = AsO3 =>
2 As3 + 9 O2 = 6 AsO3
C6H8O7 + CuCO3 = H2O + CO2 + C6H8Cu2O7 =>
11 C6H8O7 + 18 CuCO3 = 8 H2O + 30 CO2 + 9 C6H8Cu2O7
Bi(OH)3 + SnO = Bi + SnO3 + H2O =>
4 Bi(OH)3 + 3 SnO = 4 Bi + 3 SnO3 + 6 H2O
Sn(CO3)2 + Mg3(PO4)2 = Sn3(PO4)4 + Mg(CO3) =>
3 Sn(CO3)2 + 2 Mg3(PO4)2 = Sn3(PO4)4 + 6 Mg(CO3)
BaCl2(aq) + H3PO4(aq) = Ba3(PO4)2(s) + HCl(aq) =>
3 BaCl2(aq) + 2 H3PO4(aq) = Ba3(PO4)2(s) + 6 HCl(aq)
KBr + Sr(OH)2 = KOH + SrBr2 =>
2 KBr + Sr(OH)2 = 2 KOH + SrBr2
Fe + HNO3 = Fe(NO3)2 + H2 =>
Fe + 2 HNO3 = Fe(NO3)2 + H2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Mg(H2PO4)2 + KOH = Mg(OH)2 + K(H2PO4) =>
Mg(H2PO4)2 + 2 KOH = Mg(OH)2 + 2 K(H2PO4)
Pb(CH3COO)2 + Na2SO4 = PbSO4 + NaCH3COO =>
Pb(CH3COO)2 + Na2SO4 = PbSO4 + 2 NaCH3COO
Ca(C2H3O2)2 + Na2S = CaS + Na2(C2H3O2)2 =>
Ca(C2H3O2)2 + Na2S = CaS + Na2(C2H3O2)2
Ca(NO3)2 + Mn = Ca + Mn(NO3)3 =>
3 Ca(NO3)2 + 2 Mn = 3 Ca + 2 Mn(NO3)3
SO3{2-} + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
SO3{2-} + Br2 + H2O = SO4{2-} + 2 Br{-} + 2 H{+}
NaBrO4 + HI = I2 + NaBrO + H2O =>
NaBrO4 + 6 HI = 3 I2 + NaBrO + 3 H2O
PP + O2 = P2O5 =>
2 PP + 5 O2 = 2 P2O5
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
NaOH + Ag(NO3)2 = Na(NO3) + Ag(OH)2 =>
2 NaOH + Ag(NO3)2 = 2 Na(NO3) + Ag(OH)2
NaI(aq) + Cl2(g) = NaCl(aq) + I2(g) =>
2 NaI(aq) + Cl2(g) = 2 NaCl(aq) + I2(g)
C5H10 + Cl = C5H10Cl2 =>
C5H10 + 2 Cl = C5H10Cl2
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
ClO4 + H2O = HClO4 + OH =>
ClO4 + H2O = HClO4 + OH
C3H5N3O9(l) = CO2(g) + H2O(l) + N2(g) + O2(g) =>
4 C3H5N3O9(l) = 12 CO2(g) + 10 H2O(l) + 6 N2(g) + O2(g)
HC2H3O2(aq) + KOH(aq) = H2O + KC2H3O2 =>
HC2H3O2(aq) + KOH(aq) = H2O + KC2H3O2
Ge + H2SO4 = H2GeO3 + SO2 + H2O =>
Ge + 2 H2SO4 = H2GeO3 + 2 SO2 + H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
C2H5Br + O2 = CO2 + H2O + Br2 =>
4 C2H5Br + 13 O2 = 8 CO2 + 10 H2O + 2 Br2
Zn + Pb(NO4)2 = Zn(NO4)2 + Pb =>
Zn + Pb(NO4)2 = Zn(NO4)2 + Pb
[AsO3]{-3} + ClO{-} = [AsO4]{-3} + Cl{-} =>
[AsO3]{-3} + ClO{-} = [AsO4]{-3} + Cl{-}
ClO3{-} + As2S3 + OH{-} = AsO4{3-} + SO4{2-} + Cl{-} + H2O =>
14 ClO3{-} + 3 As2S3 + 36 OH{-} = 6 AsO4{3-} + 9 SO4{2-} + 14 Cl{-} + 18 H2O
MnO2 + Na2CO3 + O2 = CO2 + NaMnO4 =>
4 MnO2 + 2 Na2CO3 + 3 O2 = 2 CO2 + 4 NaMnO4
NH4 + H2SO4 = (NH4)2SO4 + H2 =>
2 NH4 + H2SO4 = (NH4)2SO4 + H2
H3AsO4 + Fe + H{+} = AsH3 + H2O + Fe{+3} =>
3 H3AsO4 + 8 Fe + 24 H{+} = 3 AsH3 + 12 H2O + 8 Fe{+3}
SiO2 + C2H5OH = Si(OC2H5)4 + H2O =>
SiO2 + 4 C2H5OH = Si(OC2H5)4 + 2 H2O
C3H6O + H2O2 = C9H18O6 + H2O =>
3 C3H6O + 3 H2O2 = C9H18O6 + 3 H2O
KOH(s) = H20(g) + KO(s) =>
20 KOH(s) = H20(g) + 20 KO(s)
KOH(s) = K2O(s) + H2O(l) =>
2 KOH(s) = K2O(s) + H2O(l)
CCl4 + H2 = C2H6 + Cl2 =>
2 CCl4 + 3 H2 = C2H6 + 4 Cl2
H2O2(aq) + I{-}(aq) = H2O(l) + IO{-}(aq) =>
H2O2(aq) + I{-}(aq) = H2O(l) + IO{-}(aq)
Xe2 + Ne2 = XeNe =>
Xe2 + Ne2 = 2 XeNe
Li + Pb(NO3)2 = LiNO3 + Pb =>
2 Li + Pb(NO3)2 = 2 LiNO3 + Pb
SO2(g) + O2(s) = SO3(g) =>
2 SO2(g) + O2(s) = 2 SO3(g)
C7H9N + HCl = C7H7Cl + NH3 =>
C7H9N + HCl = C7H7Cl + NH3
Al + NaOH + H2SO4 + H2O = NaAl(SO4)*12H2O + H2 =>
2 Al + 2 NaOH + 2 H2SO4 + 22 H2O = 2 NaAl(SO4)*12H2O + H2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Ag3PO4 + H2O = Ag + O2 + H3PO4 =>
4 Ag3PO4 + 6 H2O = 12 Ag + 3 O2 + 4 H3PO4
KMnO4 + C2H6O2 = K2CO3 + MnO2 + CO2 + H2O =>
10 KMnO4 + 3 C2H6O2 = 5 K2CO3 + 10 MnO2 + CO2 + 9 H2O
N2 + HCl = NCl + H2 =>
N2 + 2 HCl = 2 NCl + H2
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