| Équations équilibrées la veille |
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
ZnO + HF = ZnF2 + H2O =>
ZnO + 2 HF = ZnF2 + H2O
D = D2 =>
2 D = D2
BaCl2(aq) + Al2(SO4)3(aq) = Ba(SO4)(aq) + AlCl3(aq) =>
3 BaCl2(aq) + Al2(SO4)3(aq) = 3 Ba(SO4)(aq) + 2 AlCl3(aq)
N4H8(g) + N2O4(g) = N6(g) + H8O4(g) =>
N4H8(g) + N2O4(g) = N6(g) + H8O4(g)
KClO3 = KCl + O3 =>
KClO3 = KCl + O3
Cu + BrO3 = Cu(BrO3)2 =>
Cu + 2 BrO3 = Cu(BrO3)2
Fe(OH)3NaOH = NaFe(OH)4 =>
Fe(OH)3NaOH = NaFe(OH)4
CaO + Al(OH)3 = AlCa(OH)3 + O =>
CaO + Al(OH)3 = AlCa(OH)3 + O
AgCO3(s) + HCl(s) = H2O(s) + CO2(g) + AgCl2(aq) =>
AgCO3(s) + 2 HCl(s) = H2O(s) + CO2(g) + AgCl2(aq)
MnO4{-} + H{+} + {-} = Mn{2+} + H2O =>
MnO4{-} + 8 H{+} + 5e = Mn{2+} + 4 H2O
Ti + Se = TiSe =>
Ti + Se = TiSe
H2S(g) + O2(g) = SO2(s) + H2O(g) =>
2 H2S(g) + 3 O2(g) = 2 SO2(s) + 2 H2O(g)
Mn(SO4) + Cl2 = MnCl2 + SO2 + O2 =>
Mn(SO4) + Cl2 = MnCl2 + SO2 + O2
BaCl2 + Pb(NO3)2 = PbCl + Ba(NO3)4 =>
BaCl2 + 2 Pb(NO3)2 = 2 PbCl + Ba(NO3)4
KFeO2 = Fe2O3K2O =>
2 KFeO2 = Fe2O3K2O
KINaCl = NaIKCl =>
KINaCl = NaIKCl
H + Cu = H2Cu =>
2 H + Cu = H2Cu
F2(g) + H2O(g) = OF2(g) + HF(g) =>
2 F2(g) + H2O(g) = OF2(g) + 2 HF(g)
Ni(NO3)2 + NH3 = NiH3 + N(NO3)2 =>
Ni(NO3)2 + NH3 = NiH3 + N(NO3)2
H3PO4 + MnO2 = Mn(H2PO4)2 + H2O2 =>
2 H3PO4 + MnO2 = Mn(H2PO4)2 + H2O2
FeCl{3+} + KOH = KCl + FeOH{3+} =>
FeCl{3+} + KOH = KCl + FeOH{3+}
Cu2SO4 + H2SO4 = CuSO4 + H2O + SO2 =>
Cu2SO4 + 2 H2SO4 = 2 CuSO4 + 2 H2O + SO2
Cr{3+}(aq) + S{2-}(aq) = Cr2S3 =>
2 Cr{3+}(aq) + 3 S{2-}(aq) = Cr2S3
H2 = H10 =>
5 H2 = H10
CH4O + CuO = CH2O + Cu + H2O =>
CH4O + CuO = CH2O + Cu + H2O
Sn2O4 + C = Sn + CO =>
Sn2O4 + 4 C = 2 Sn + 4 CO
C2H6O + H2 = C8H18 + H2O =>
4 C2H6O + H2 = C8H18 + 4 H2O
C17H31COOHH2 = C17H33COOH =>
C17H31COOHH2 = C17H33COOH
Ca2PO4 + SiO2 + C = CaSiO3 + CO + P4 =>
4 Ca2PO4 + 8 SiO2 + 8 C = 8 CaSiO3 + 8 CO + P4
SCN{-} + Br2 + H2O = SO4{-2} + CN{-} + Br{-} + H3O{+} =>
SCN{-} + 3 Br2 + 12 H2O = SO4{-2} + CN{-} + 6 Br{-} + 8 H3O{+}
Fe(C2H3O2)3 + NaOH = Na(C2H3O2) + Fe(OH)3 =>
Fe(C2H3O2)3 + 3 NaOH = 3 Na(C2H3O2) + Fe(OH)3
Na(Au(CN)2) + Zn = Na2(Zn(CN)4) + Au =>
2 Na(Au(CN)2) + Zn = Na2(Zn(CN)4) + 2 Au
BaCrO4 + HCl = CrCl3 + Cl2 + BaCl2 + H2O =>
2 BaCrO4 + 16 HCl = 2 CrCl3 + 3 Cl2 + 2 BaCl2 + 8 H2O
Zn + (cc)H2SO4 = ZnSO4 + SO2 + H2O =>
Zn + 2(cc)H2SO4 = ZnSO4 + SO2 + 2 H2O
C3H6Cl2KOH = C3H5ClKClH2O =>
C3H6Cl2KOH = C3H5ClKClH2O
C6H12O6 + Cu(OH)2 = CuOH + C6H12O7 + H2O =>
C6H12O6 + 2 Cu(OH)2 = 2 CuOH + C6H12O7 + H2O
Ca + HNO3 = Ca(NO3)3 + NO2 + H2O =>
Ca + 6 HNO3 = Ca(NO3)3 + 3 NO2 + 3 H2O
NH4 + HO = NH3 + H2O =>
NH4 + HO = NH3 + H2O
ZnC2O4 = Zn + CO2 =>
ZnC2O4 = Zn + 2 CO2
Al2(SO4)3 + AlCl3 = Al3 + Cl2SO4 =>
3 Al2(SO4)3 + 6 AlCl3 = 4 Al3 + 9 Cl2SO4
NH3(g) + N2O(g) = N2(g) + H2O(l) = NH3(g) + O2(g) = N2(g) + H2O(l) =>
2 NH3(g) + 3 N2O(g) = 4 N2(g) + 3 H2O(l)
Mn(SO4) + Cl2 = MnCl2 + SO2 + O2 =>
Mn(SO4) + Cl2 = MnCl2 + SO2 + O2
ZnCl2HOH = ZnOHHCl2 =>
ZnCl2HOH = ZnOHHCl2
S8(s) + Na2SO3(aq) = Na2S2O3 =>
S8(s) + 8 Na2SO3(aq) = 8 Na2S2O3
H2CO3 + KNO3 = HNO3 + KHCO3 =>
H2CO3 + KNO3 = HNO3 + KHCO3
Zn + N = NZn =>
Zn + N = NZn
SO3Na + C2H6O = H2O + CO2 + NaOH + S =>
12 SO3Na + 5 C2H6O = 9 H2O + 10 CO2 + 12 NaOH + 12 S
MgCO3(heat) = MgO(s) + CO2(g) =>
MgCO3(heat) = MgO(s) + CO2(g)
FeCl2 + Na2CO3 = Na2Cl2 + FeCO3 =>
FeCl2 + Na2CO3 = Na2Cl2 + FeCO3
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