| Équations équilibrées la veille |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg(ClO4)2 = MgCl2 + O3 =>
3 Mg(ClO4)2 = 3 MgCl2 + 8 O3
Cs2O + C = Cs + CO =>
Cs2O + C = 2 Cs + CO
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
ClO2 + H2O = HClO3 + HCl =>
6 ClO2 + 3 H2O = 5 HClO3 + HCl
Al + CrO3 = Al2O3 + Cr =>
2 Al + CrO3 = Al2O3 + Cr
Co + HCl = CoCl2 + H2 =>
Co + 2 HCl = CoCl2 + H2
FeOHSO4 = FeOH{+} + SO4{-} =>
FeOHSO4 = FeOH{+} + SO4{-}
Pb + Ga2S3 = Ga + PbS2 =>
3 Pb + 2 Ga2S3 = 4 Ga + 3 PbS2
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
H3PO4 + NOH = NPO3 + H2O =>
H3PO4 + NOH = NPO3 + 2 H2O
K2SO3 + H3PO4 = K3PO4 + H2SO3 =>
3 K2SO3 + 2 H3PO4 = 2 K3PO4 + 3 H2SO3
Cr + O = CrO =>
Cr + O = CrO
C4H10O + H2O = CO + H2 =>
C4H10O + 3 H2O = 4 CO + 8 H2
Na + PCl5 = NaCl + Na3P =>
8 Na + PCl5 = 5 NaCl + Na3P
Fe + Ge = FeGe =>
Fe + Ge = FeGe
PbO2 + Cu + HCl + HNO3 = PbCl2 + Cu(NO3)2 + H2O =>
PbO2 + Cu + 2 HCl + 2 HNO3 = PbCl2 + Cu(NO3)2 + 2 H2O
K2SO3 + H3PO4 = K3PO4 + H2SO3 =>
3 K2SO3 + 2 H3PO4 = 2 K3PO4 + 3 H2SO3
Cs2O + C = Cs + CO =>
Cs2O + C = 2 Cs + CO
NaF + Cd(NO3)2 = CdF2 + Na(NO3) =>
2 NaF + Cd(NO3)2 = CdF2 + 2 Na(NO3)
SbCO = CO + Sb =>
SbCO = CO + Sb
V + V2O5 = VO2 =>
V + 2 V2O5 = 5 VO2
Ni(NO3)2*6H2O + NH4Cl + NH3 = [Ni(NH3)6]Cl2 + NH4NO + H2O =>
Ni(NO3)2*6H2O + 2 NH4Cl + 10 NH3 = [Ni(NH3)6]Cl2 + 4 NH4NO + 8 H2O
N2 + H4 = N2H2 =>
2 N2 + H4 = 2 N2H2
NH4Br + Cl2 = NH4Cl + Br2 =>
2 NH4Br + Cl2 = 2 NH4Cl + Br2
Cr + O2 = CrO =>
2 Cr + O2 = 2 CrO
N2 + HCl = NCl3 + H2 =>
N2 + 6 HCl = 2 NCl3 + 3 H2
O + Sb2S3 = Sb2O5 + SO2 =>
11 O + Sb2S3 = Sb2O5 + 3 SO2
H(g) + S(g) = H2S =>
2 H(g) + S(g) = H2S
H{+} + Zn + MnO2 = Zn{2+} + Mn{2+} + H2O =>
4 H{+} + Zn + MnO2 = Zn{2+} + Mn{2+} + 2 H2O
C3H8 + H2 = C2H6 =>
2 C3H8 + H2 = 3 C2H6
H3C3H5O7 + NaHCO3 = Na3C3H5O7 + H2OCO2 =>
H3C3H5O7 + 3 NaHCO3 = Na3C3H5O7 + 3 H2OCO2
AgNO3 + Ca2I = Ca2NO3 + Ag + I =>
AgNO3 + Ca2I = Ca2NO3 + Ag + I
Sr + Al{3+} = Sr{2+} + Al =>
3 Sr + 2 Al{3+} = 3 Sr{2+} + 2 Al
H2SO4 + AlBr3 = AlSO4 + H2Br3 =>
H2SO4 + AlBr3 = AlSO4 + H2Br3
H2SO4(aq) + NaOH(s) = Na2SO4(aq) + H2O =>
H2SO4(aq) + 2 NaOH(s) = Na2SO4(aq) + 2 H2O
Fe2(CO3)3 = Fe3O4 + CO2 + O2 =>
6 Fe2(CO3)3 = 4 Fe3O4 + 18 CO2 + O2
As4O6 + S2Cl + Cl = AsCl2 + SO2 =>
2 As4O6 + 3 S2Cl + 13 Cl = 8 AsCl2 + 6 SO2
Cr2O7 + H = Cr + H2O =>
Cr2O7 + 14 H = 2 Cr + 7 H2O
ZnO + HNO3 = Zn(NO3)2 + H2O =>
ZnO + 2 HNO3 = Zn(NO3)2 + H2O
[C2H6] + O2 = CO2 + H2O =>
2[C2H6] + 7 O2 = 4 CO2 + 6 H2O
Cr2O7{2-} + NO + H3O{+} = Cr{3+} + NO{+} + H2O =>
Cr2O7{2-} + 6 NO + 14 H3O{+} = 2 Cr{3+} + 6 NO{+} + 21 H2O
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Li2CO3 + HNO3 = LiNO3 + H2CO3 =>
Li2CO3 + 2 HNO3 = 2 LiNO3 + H2CO3
Cr2O7{2-} + NO + H3O{+} = Cr{3+} + NO3{+} + H2O =>
5 Cr2O7{2-} + 6 NO + 46 H3O{+} = 10 Cr{3+} + 6 NO3{+} + 69 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Zn = Zn{+2} + {-} =>
Zn = Zn{+2} + 2e
Cr2O7{2-} + NO + H3O{+} = Cr{3+} + NO3{-} + H2O =>
Cr2O7{2-} + 2 NO + 6 H3O{+} = 2 Cr{3+} + 2 NO3{-} + 9 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
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