| Équations équilibrées la veille |
2 FeS2 + 15 Na2O2 = Fe2O3 + 4 Na2SO4 + 11 Na2O
H2PdCl4 + NaOH = Pd(OH)2 + H2O + NaCl =>
H2PdCl4 + 4 NaOH = Pd(OH)2 + 2 H2O + 4 NaCl
Mo + HNO3 + HCl = H2[MoCl8] + NO + H2O =>
Mo + 2 HNO3 + 8 HCl = H2[MoCl8] + 2 NO + 4 H2O
CO2 + H2O = C12O11H22 + O2 =>
12 CO2 + 11 H2O = C12O11H22 + 12 O2
HNO3 + Na = H2 + NaNO3 =>
2 HNO3 + 2 Na = H2 + 2 NaNO3
S + NaOH = Na2S + Na2SO3 + H2O =>
3 S + 6 NaOH = 2 Na2S + Na2SO3 + 3 H2O
BCl3(g) + LiAlH4(s) = B2H6(g) + LiAlCl4(s) =>
4 BCl3(g) + 3 LiAlH4(s) = 2 B2H6(g) + 3 LiAlCl4(s)
Cs(s) + I2(s) = CsI(s) =>
2 Cs(s) + I2(s) = 2 CsI(s)
H2S(g) + HNO3(l) = H2O(l) + NO(g) + S(s) =>
3 H2S(g) + 2 HNO3(l) = 4 H2O(l) + 2 NO(g) + 3 S(s)
AgCl(s) + NH3(aq) = [Ag(NH3)2](aq) + Cl(aq) =>
AgCl(s) + 2 NH3(aq) = [Ag(NH3)2](aq) + Cl(aq)
C18H26O2 + O2 = CO2 + H2O =>
2 C18H26O2 + 47 O2 = 36 CO2 + 26 H2O
Pb + H2SO4 = PbSO4 + H2 =>
Pb + H2SO4 = PbSO4 + H2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
CuCl + Fe = FeCu + Cl =>
CuCl + Fe = FeCu + Cl
Ca3(PO4)2 + Al(OH)3 = Ca(OH)2 + AlPO4 =>
Ca3(PO4)2 + 2 Al(OH)3 = 3 Ca(OH)2 + 2 AlPO4
Na2SO4 + HCl = H2SO4 + NaCl =>
Na2SO4 + 2 HCl = H2SO4 + 2 NaCl
NaOH + C4SO4 = C4(OH)2 + Na2SO4 =>
2 NaOH + C4SO4 = C4(OH)2 + Na2SO4
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
C2 + H2 = C2H2 =>
C2 + H2 = C2H2
C(O)2 + (H)2O = (C)6(H)12(O)6 + (O)2 =>
6 C(O)2 + 6(H)2O = (C)6(H)12(O)6 + 6(O)2
MnSO4 + (NaOH)KI = Mn(OH)2 + I{-} + K2SO4 + Na{+} =>
MnSO4 + 2(NaOH)KI = Mn(OH)2 + 2 I{-} + K2SO4 + 2 Na{+}
S + NaOH = Na2S + Na2SO3 + H2O =>
3 S + 6 NaOH = 2 Na2S + Na2SO3 + 3 H2O
Hg2Cl2 + HNO3 = HgCl2 + Hg(NO3)2 + NO + H2O =>
3 Hg2Cl2 + 8 HNO3 = 3 HgCl2 + 3 Hg(NO3)2 + 2 NO + 4 H2O
K4Fe(CN)6 + ZnSO4 = K6Zn[Fe(CN)6]2 + K2SO4 = =>
2 K4Fe(CN)6 + ZnSO4 = K6Zn[Fe(CN)6]2 + K2SO4
MnSO4 + (NaOH)KI = Mn(OH)2 + I{-} + K2SO4 + Na{+} =>
MnSO4 + 2(NaOH)KI = Mn(OH)2 + 2 I{-} + K2SO4 + 2 Na{+}
Rb3PO4 + (NH4)2S = (NH4)3PO4 + Rb2S =>
2 Rb3PO4 + 3(NH4)2S = 2(NH4)3PO4 + 3 Rb2S
Fe10 + O2 = Fe2O3 =>
2 Fe10 + 15 O2 = 10 Fe2O3
ZnO{+} + H2O{-} = Zn(OH)2 =>
ZnO{+} + H2O{-} = Zn(OH)2
BeOH2O = BeO2H2 =>
BeOH2O = BeO2H2
Al2S3(s) + H2O(l) = Al(OH)3 + H2S(g) =>
Al2S3(s) + 6 H2O(l) = 2 Al(OH)3 + 3 H2S(g)
BaSO4 + NaCl = BaCl2Na2SO4 =>
BaSO4 + 2 NaCl = BaCl2Na2SO4
CaCl2 + F2 = CaF2 + Cl2 =>
CaCl2 + F2 = CaF2 + Cl2
Li + NH3 = LiNH + H2 =>
Li + NH3 = LiNH + H2
Cu2(C6H5O7) + HO = Cu2O + H(C6H5O7) =>
Cu2(C6H5O7) + HO = Cu2O + H(C6H5O7)
NH3 + H2O + FeCl2 = NH4Cl + Fe(OH)2 =>
2 NH3 + 2 H2O + FeCl2 = 2 NH4Cl + Fe(OH)2
NaBiO3 + HCl = BiCl3 + Cl2 + NaCl + H2O =>
NaBiO3 + 6 HCl = BiCl3 + Cl2 + NaCl + 3 H2O
KNO3 = K2O + N2 + O2 =>
4 KNO3 = 2 K2O + 2 N2 + 5 O2
Sb{3+} + Fe = Sb{2+} + Fe{2+} =>
2 Sb{3+} + Fe = 2 Sb{2+} + Fe{2+}
MgBr2Na3PO4 = MgPO4Na3Br2 =>
MgBr2Na3PO4 = MgPO4Na3Br2
MgCo3 + H2Co3 = Mg(HCo3)2 =>
MgCo3 + H2Co3 = Mg(HCo3)2
Li3PO4(aq) + H2O(l) = LiOH(aq) + H3PO4(aq) =>
Li3PO4(aq) + 3 H2O(l) = 3 LiOH(aq) + H3PO4(aq)
NaCl + H2O = NaOH + H2(g) + Cl2(g) =>
2 NaCl + 2 H2O = 2 NaOH + H2(g) + Cl2(g)
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
HClO2 + Bi(OH)3 = H2O + Bi(ClO2)3 =>
3 HClO2 + Bi(OH)3 = 3 H2O + Bi(ClO2)3
MnSO4*6H2O = MnSO4 + H2O =>
MnSO4*6H2O = MnSO4 + 6 H2O
(CoOH)2SO4 + H2SO4 = CoSO4 + H2O =>
(CoOH)2SO4 + H2SO4 = 2 CoSO4 + 2 H2O
MgCO3 + Cl = MgCl2 + CO3 =>
MgCO3 + 2 Cl = MgCl2 + CO3
CuFeS2 + FeCl3 = CuCl2 + FeCl2 + S =>
CuFeS2 + 4 FeCl3 = CuCl2 + 5 FeCl2 + 2 S
MnO4{-}(aq) + H{+}(aq) + Cu = Mn{2+}(aq) + Cu{2+} + H2O(l) =>
2 MnO4{-}(aq) + 16 H{+}(aq) + 5 Cu = 2 Mn{2+}(aq) + 5 Cu{2+} + 8 H2O(l)
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
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