| Équations équilibrées la veille |
MgBr + Cl = MgCl + Br
Al2(SO4)3 + Sr(NO3)2 = Al(NO3)3 + SrSO4 =>
Al2(SO4)3 + 3 Sr(NO3)2 = 2 Al(NO3)3 + 3 SrSO4
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
Bi2O3 + C = Bi + CO2 =>
2 Bi2O3 + 3 C = 4 Bi + 3 CO2
ZnS + O = ZnO + SO =>
ZnS + 2 O = ZnO + SO
HClO + Au3(OH)3 = Au3(ClO)3 + H2O =>
3 HClO + Au3(OH)3 = Au3(ClO)3 + 3 H2O
KMnO4 + HBr = MnBr2 + Br2 + KBr + H2O =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 5 Br2 + 2 KBr + 8 H2O
NH3(g) + F2(g) = N2F4(g) + H2(g) =>
2 NH3(g) + 2 F2(g) = N2F4(g) + 3 H2(g)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2O2 + KIO4 = KIO3 + O2 + H2O =>
H2O2 + KIO4 = KIO3 + O2 + H2O
Br2 + CuI = CuBr + I2 =>
Br2 + 2 CuI = 2 CuBr + I2
HC4H4O6 + OH = H2O + C4H4O6 =>
HC4H4O6 + OH = H2O + C4H4O6
Ga2O = Ga + O2 =>
2 Ga2O = 4 Ga + O2
FeCl3 + Al2(SO4)3 = Fe(SO4)3 + Cl3Al2 =>
FeCl3 + Al2(SO4)3 = Fe(SO4)3 + Cl3Al2
Fe{3+} + Cl{-} = Fe{2+} + Cl =>
Fe{3+} + Cl{-} = Fe{2+} + Cl
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
ZnS + O = ZnO + S =>
ZnS + O = ZnO + S
Cl2 + SO2{-}3 = (Cl{-}) + SO2 =>
Cl2 + 2 SO2{-}3 = 2(Cl{-}) + 2 SO2
C6H8O6 + I = C6H6O6 + HI =>
C6H8O6 + 2 I = C6H6O6 + 2 HI
carbonicacid = water + carbondioxide =>
H2CO3 = H2O + CO2
Ba(NO3)2 + NH2SO3H + H2O = BaSO4 + NH4NO3 + HNO2 =>
2 Ba(NO3)2 + 2 NH2SO3H + H2O = 2 BaSO4 + NH4NO3 + 4 HNO2
KMnO4 + FeSO4*7H2O + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 10 FeSO4*7H2O + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 78 H2O
NH3 + C2H6O = C4H11N + H2O =>
NH3 + 2 C2H6O = C4H11N + 2 H2O
Pb(NO3)2 + Na2CO3 = NaNO3 + PbCO3 =>
Pb(NO3)2 + Na2CO3 = 2 NaNO3 + PbCO3
S + Br{-} = Br2 + S{2-} =>
S + 2 Br{-} = Br2 + S{2-}
Na3N = Na + N2 =>
2 Na3N = 6 Na + N2
AgCl + Au = AuCl + Ag =>
AgCl + Au = AuCl + Ag
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
C2H5NO2 + CuCO3 = CO2 + H2O + Cu(C2H4NO2)2 =>
2 C2H5NO2 + CuCO3 = CO2 + H2O + Cu(C2H4NO2)2
C2H5OH + CH3MgI = C2H5OMgI + CH4 =>
C2H5OH + CH3MgI = C2H5OMgI + CH4
S02 + HMnO4 + H2O = H2SO4 + MnS04 =>
31 S02 + 12 HMnO4 + 8 H2O = 14 H2SO4 + 12 MnS04
KCl + H2SO4 + K2Cr2O7 = Cl2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 KCl + 7 H2SO4 + K2Cr2O7 = 3 Cl2 + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
XeF4 + AsF5 = XeF3 + AsF6 =>
XeF4 + AsF5 = XeF3 + AsF6
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
NH4CO3 + NaOH = NH3 + H2O + NaCO3 =>
NH4CO3 + NaOH = NH3 + H2O + NaCO3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CuCl2 + NaI = CuI2 + NaCl =>
CuCl2 + 2 NaI = CuI2 + 2 NaCl
NH4NO3 + NaOH = NH3 + NaNO3 + H2O =>
NH4NO3 + NaOH = NH3 + NaNO3 + H2O
C4H8S2 + O2 = CO2 + H2O + SO3312 =>
C4H8S2 + 3318 O2 = 4 CO2 + 4 H2O + 2 SO3312
Fe(OH)3 + BaS = FeS + Ba(OH)3 =>
Fe(OH)3 + BaS = FeS + Ba(OH)3
C2O4{-2} + MnO4{-} + H{+} = CO2 + Mn{+} + H2O =>
3 C2O4{-2} + MnO4{-} + 8 H{+} = 6 CO2 + Mn{+} + 4 H2O
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
KMnO4 + C6H8O6 = KOH + C6H6O6 + MnO2 + H2O =>
2 KMnO4 + 3 C6H8O6 = 2 KOH + 3 C6H6O6 + 2 MnO2 + 2 H2O
BCl*2H2O = B + Cl + H2O =>
BCl*2H2O = B + Cl + 2 H2O
F2 + NaOH = NaF + O2 + H2O =>
2 F2 + 4 NaOH = 4 NaF + O2 + 2 H2O
CaCl2 + KCl = KCl2 + CaCl =>
CaCl2 + KCl = KCl2 + CaCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
SiO2 + H2 = SiOH2 + H2O =>
SiO2 + 2 H2 = SiOH2 + H2O
BH3(g) + H2O(l) = B(OH)3 + H2(g) =>
BH3(g) + 3 H2O(l) = B(OH)3 + 3 H2(g)
K2Cr2O7 + H2SO4 + CH3CHOCH3 = Cr2(SO4)3 + K2SO4 + CH3COCH3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 6 CH3CHOCH3 = Cr2(SO4)3 + K2SO4 + 6 CH3COCH3 + 7 H2O
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