| Équations équilibrées la veille |
14 HCl + K2Cr2O7 + 6 FeCl2 = 2 CrCl3 + 7 H2O + 2 KCl + 6 FeCl3
HBr + HClO4 = H2 + BrClO4 =>
HBr + HClO4 = H2 + BrClO4
KOH + SiO2 = H2O + K2SiO3 =>
2 KOH + SiO2 = H2O + K2SiO3
NH3 + CuCl = [Cu(NH3)2]Cl =>
2 NH3 + CuCl = [Cu(NH3)2]Cl
Al(OH)3 + Cr(NO3)3 = Al(NO3)3 + Cr(OH)3 =>
Al(OH)3 + Cr(NO3)3 = Al(NO3)3 + Cr(OH)3
XC100H5 + O2 = XOH + CO2 + H100000000000000000000000000000000000O =>
2.3058430092137E + 18 XC100H5 + 2.3173722242598E + 20 O2 = 2.3058430092137E + 18 XOH + 2.3058430092137E + 20 CO2 + H100000000000000000000000000000000000O
Ba + Al(NO3)3 = Ba(NO3)2 + Al =>
3 Ba + 2 Al(NO3)3 = 3 Ba(NO3)2 + 2 Al
Mg3(AsO4)2 + H2CO3 = MgCO3 + H3AsO4 =>
Mg3(AsO4)2 + 3 H2CO3 = 3 MgCO3 + 2 H3AsO4
CH3OH + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + Cr2(SO4)3 + H2O =>
CH3OH + K2Cr2O7 + 4 H2SO4 = CO2 + K2SO4 + Cr2(SO4)3 + 6 H2O
KI + Pb(NO3)2 = PbI + KN2O6 =>
KI + Pb(NO3)2 = PbI + KN2O6
C8H16 + HCl = C8H17Cl =>
C8H16 + HCl = C8H17Cl
HAuCl4 + NaBH4 = Au + B2H6 + HCl + NaCl =>
4 HAuCl4 + 6 NaBH4 = 4 Au + 3 B2H6 + 10 HCl + 6 NaCl
Al(OH)3(s) + HClO4(aq) = Al(ClO4)3(aq) + HOH(l) =>
Al(OH)3(s) + 3 HClO4(aq) = Al(ClO4)3(aq) + 3 HOH(l)
(C2H5)3BO3 + O2 = B2O3 + CO2 + H2O =>
2(C2H5)3BO3 + 18 O2 = B2O3 + 12 CO2 + 15 H2O
Fe3O4 + H{+} = Fe{2+} + Fe{3+} + H2O =>
Fe3O4 + 8 H{+} = Fe{2+} + 2 Fe{3+} + 4 H2O
Fe + HO = Fe4O + H =>
4 Fe + HO = Fe4O + H
Na3PO4 + Fe(NO3)3 = FeNa3 + PO4(NO3)3 =>
Na3PO4 + Fe(NO3)3 = FeNa3 + PO4(NO3)3
CH3NH2HNO2 = CH3OHN2H2O =>
CH3NH2HNO2 = CH3OHN2H2O
NH4F + H2SO4 = (NH4)2SO4 + HF =>
2 NH4F + H2SO4 = (NH4)2SO4 + 2 HF
Fe{+2} + CN{-} = Fe(CN)6{4-} =>
Fe{+2} + 6 CN{-} = Fe(CN)6{4-}
Zn(OH)2 + NaOH = Na2ZnO2 + H2O =>
Zn(OH)2 + 2 NaOH = Na2ZnO2 + 2 H2O
Bi(OH)3 + NaOH + SnCl2 = Bi + [Sn(OH)6]Na2 + NaCl =>
2 Bi(OH)3 + 12 NaOH + 3 SnCl2 = 2 Bi + 3[Sn(OH)6]Na2 + 6 NaCl
NO2{-} + H2S + H{+] = NO+S+H2O =>
2 NO2{-} + H2S + 2 H{+] = 2 NO+S+2H2O
H2O + CO2 = O2 + CH17OH =>
9 H2O + CO2 = 5 O2 + CH17OH
Cl3CNO2 + Sn + HCl + H2O = Cl2CNOH + H3O[SnCl3] =>
Cl3CNO2 + 2 Sn + 5 HCl + H2O = Cl2CNOH + 2 H3O[SnCl3]
CH3CH2OH = C4H6 + H2O + H2 =>
2 CH3CH2OH = C4H6 + 2 H2O + H2
silvernitrate + potassiumiodide = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
NiCl2 + NaOH2 = NiOH2 + NaCl2 =>
NiCl2 + NaOH2 = NiOH2 + NaCl2
CO2 + H2S = C6H12O6 + H2O + S2 =>
6 CO2 + 12 H2S = C6H12O6 + 6 H2O + 6 S2
Al(s) + SiO2(s) = Al2O3(s) + Si(s) =>
4 Al(s) + 3 SiO2(s) = 2 Al2O3(s) + 3 Si(s)
C18H38 + O2 = O2H38 + C18 =>
C18H38 + O2 = O2H38 + C18
F + H2CO3 + NH4 = C2H2F2 + H2O + NO =>
6 F + 6 H2CO3 + 5 NH4 = 3 C2H2F2 + 13 H2O + 5 NO
MgCl2 + Na2HPO4 + NH3 = Mg(NH4)PO4 + NaCl =>
MgCl2 + Na2HPO4 + NH3 = Mg(NH4)PO4 + 2 NaCl
Na3N + Ba = BaN + Na =>
Na3N + Ba = BaN + 3 Na
H2SO3 + MnO2 = SO4{2-} + Mn{2+} + HOH =>
H2SO3 + MnO2 = SO4{2-} + Mn{2+} + HOH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
PbH20 + Fe = FeH20 + Pb =>
PbH20 + Fe = FeH20 + Pb
C3H8O3 + HCl = C3H7O2Cl + H2O =>
C3H8O3 + HCl = C3H7O2Cl + H2O
F + H2O = FH + O =>
2 F + H2O = 2 FH + O
Mn{4)+S{-2}8 = MnS2 =>
Mn{4)+2S{-2}8 = MnS2
H{+} + HSO4{-} + As4 + Pb3O4 = PbSO4 + H2AsO4{-} + H2O =>
26 H{+} + 30 HSO4{-} + As4 + 10 Pb3O4 = 30 PbSO4 + 4 H2AsO4{-} + 24 H2O
ZnS2 + HNO3 = S + NO + Zn(NO3)2 + H2O =>
3 ZnS2 + 8 HNO3 = 6 S + 2 NO + 3 Zn(NO3)2 + 4 H2O
KMnO4 + H2C2O2 + HClO4 = KClO4 + Mn(ClO4) + CO2 + H2O =>
KMnO4 + H2C2O2 + 2 HClO4 = KClO4 + Mn(ClO4) + 2 CO2 + 2 H2O
Sn(NO3)2 + Rb2CrO4 = SnCrO4 + RbNO3 =>
Sn(NO3)2 + Rb2CrO4 = SnCrO4 + 2 RbNO3
HCHO + LiOH = LiCHO + H2O =>
HCHO + LiOH = LiCHO + H2O
NaNO2 + Na = Na2O + N2 =>
2 NaNO2 + 6 Na = 4 Na2O + N2
FeCl3 + KCN = K3(Fe(CN)6) + KCl =>
FeCl3 + 6 KCN = K3(Fe(CN)6) + 3 KCl
S87 + O2 = SO3 =>
2 S87 + 261 O2 = 174 SO3
P2 + O2 = P52O5 =>
52 P2 + 5 O2 = 2 P52O5
NH4 + CrO4 = N2 + H2O + Cr2O3 =>
10 NH4 + 8 CrO4 = 5 N2 + 20 H2O + 4 Cr2O3
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