| Équations équilibrées la veille |
2 K(s) + 2 H2O(l) = 2 K(OH)(aq) + H2(g)
La + Br2 = LaBr3 =>
2 La + 3 Br2 = 2 LaBr3
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2CO3 = CO2 + H2O =>
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2CO3
MgO + SO3 = MgSO4 =>
MgO + SO3 = MgSO4
Cl2 + Cr(OH)3 + OH{-} = Cl{-} + CrO42{-} + H2O =>
40 Cl2 + Cr(OH)3 + 81 OH{-} = 80 Cl{-} + CrO42{-} + 42 H2O
stearicacid + O2 = CO2 + H2O =>
C18H36O2 + 26 O2 = 18 CO2 + 18 H2O
Mg + NH4Cl = MgCl22NH4Cl + NH3 + H2 =>
Mg + 23 NH4Cl = MgCl22NH4Cl + 22 NH3 + 11 H2
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Al + FeF3 = AlF3 + Fe =>
Al + FeF3 = AlF3 + Fe
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
C2H5OH + KMnO4 + H2SO4 = C2H4O2 + MnSO4 + K2SO4 + H2O =>
5 C2H5OH + 4 KMnO4 + 6 H2SO4 = 5 C2H4O2 + 4 MnSO4 + 2 K2SO4 + 11 H2O
PbS + C + O2 = Pb + CSO2 =>
PbS + C + O2 = Pb + CSO2
Fe2(CO3)3 + Zr2(CO3)3 = FeCO3 + Zr(CO3)3 =>
3 Fe2(CO3)3 + Zr2(CO3)3 = 6 FeCO3 + 2 Zr(CO3)3
Fe + NaO8 = O4Fe + Na =>
2 Fe + NaO8 = 2 O4Fe + Na
KI(s) + Cl2(g) = Cl2I + K =>
KI(s) + Cl2(g) = Cl2I + K
C2H5OH + HNO3 = H2O + CO2 + NO2 =>
C2H5OH + 12 HNO3 = 9 H2O + 2 CO2 + 12 NO2
(NH4)2SO4 + Ba(OH)2 = (NH4)(OH) + BaSO4 =>
(NH4)2SO4 + Ba(OH)2 = 2(NH4)(OH) + BaSO4
Si3N4 + F2 = SiF4 + NF =>
Si3N4 + 8 F2 = 3 SiF4 + 4 NF
KBr + H2SO4 + KMnO4 = MnSO4 + Br2 + H2O + K2SO4 =>
10 KBr + 8 H2SO4 + 2 KMnO4 = 2 MnSO4 + 5 Br2 + 8 H2O + 6 K2SO4
H2SO4 + NH4OH = HOH + (NH4)2 + SO4 =>
H2SO4 + 2 NH4OH = 2 HOH + (NH4)2 + SO4
Fe + HCl = FeCl + H2 =>
2 Fe + 2 HCl = 2 FeCl + H2
Ga2O3 + H2 = H2O3 + Ga =>
Ga2O3 + H2 = H2O3 + 2 Ga
Sr(ClO3)2 + Al2S3 = SrS + Al(ClO3)3 =>
3 Sr(ClO3)2 + Al2S3 = 3 SrS + 2 Al(ClO3)3
CaCo3 + CuO = CuCo3 + CaO =>
CaCo3 + CuO = CuCo3 + CaO
(NH4)2(SO4) + HCl = (NH4)Cl + H2(SO4) =>
(NH4)2(SO4) + 2 HCl = 2(NH4)Cl + H2(SO4)
HNO + KO2H = H2O + KNO2 =>
HNO + KO2H = H2O + KNO2
CaSO4 + H2O = CaSO4*2*H2O =>
CaSO4 + H2O = CaSO4*2*H2O
Cr + S8(s) = Cr2S3(g) =>
16 Cr + 3 S8(s) = 8 Cr2S3(g)
Cu2O + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu2O + 14 HNO3 = 6 Cu(NO3)2 + 7 H2O + 2 NO
FeCl2 + CaS = FeSCaCl2 =>
FeCl2 + CaS = FeSCaCl2
H2SO4 + NaCl + Al(OH)3 = AlCl3 + Na2SO4 + H2O =>
3 H2SO4 + 6 NaCl + 2 Al(OH)3 = 2 AlCl3 + 3 Na2SO4 + 6 H2O
K2SiF6 + H2O = KF + HF + H4SiO4 =>
K2SiF6 + 4 H2O = 2 KF + 4 HF + H4SiO4
SbCl5 + KI = ClI + SbK5 =>
SbCl5 + 5 KI = 5 ClI + SbK5
NaOH + N2SO4 = Na2SO4 + NOH =>
2 NaOH + N2SO4 = Na2SO4 + 2 NOH
Sr + NH4OH = SrOH + NH4 =>
Sr + NH4OH = SrOH + NH4
H2SO4 + PbAc2 = H2SO4Pb + Ac2 =>
H2SO4 + PbAc2 = H2SO4Pb + Ac2
K + SnO = K2O + Sn =>
2 K + SnO = K2O + Sn
C3H7NO2 + NH3 = C3H7NH2 + HNO2 =>
C3H7NO2 + NH3 = C3H7NH2 + HNO2
Al2O3 + K2CO3 = K2O + Al2(CO3)3 =>
Al2O3 + 3 K2CO3 = 3 K2O + Al2(CO3)3
CH3CH2CH2OH = CH2CH2CH2 + H2O =>
CH3CH2CH2OH = CH2CH2CH2 + H2O
C5H7O2N + O2 = CO + H2O + NH3 =>
2 C5H7O2N + 5 O2 = 10 CO + 4 H2O + 2 NH3
C4H8 + Br2 = C4H8Br2 =>
C4H8 + Br2 = C4H8Br2
BiCl3 + H2O = Bi(OH)3 + HCl =>
BiCl3 + 3 H2O = Bi(OH)3 + 3 HCl
P2 + O = PO2 =>
P2 + 4 O = 2 PO2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
NaHCO3(s) + H8C6O7(ac) = CO2(g) + H2O(l) + Na3C6H5O =>
9 NaHCO3(s) + 5 H8C6O7(ac) = 21 CO2(g) + 17 H2O(l) + 3 Na3C6H5O
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
K2SiO3 + H2SO4 = K2SO4 + SiO2 + H2O =>
K2SiO3 + H2SO4 = K2SO4 + SiO2 + H2O
C6H5Cl + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + C6H5COOH + Cl2 =>
70 C6H5Cl + 46 KMnO4 + 69 H2SO4 = 23 K2SO4 + 46 MnSO4 + 64 H2O + 60 C6H5COOH + 35 Cl2
IO3{-} + I{-} + H{+} = I3{-} + H2O =>
IO3{-} + 8 I{-} + 6 H{+} = 3 I3{-} + 3 H2O
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