| Équations équilibrées la veille |
2 Al2O3 + 12 Cr = 4 AlCr3 + 3 O2
LiOH + Fe2O3 + H3PO4 + C6H12O6 = LiFePO4 + H4O + CO2 =>
6 LiOH + 3 Fe2O3 + 6 H3PO4 + C6H12O6 = 6 LiFePO4 + 9 H4O + 6 CO2
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
NO{-2} + MnO{-4} + H{+} = NO{3-} + Mn{2+} + H2O =>
4 NO{-2} + MnO{-4} + 2 H{+} = 4 NO{3-} + Mn{2+} + H2O
Zn + HgCl2 = Hg + ZnCl2 =>
Zn + HgCl2 = Hg + ZnCl2
CaCl2 + Zn = Ca + ZnCl2 =>
CaCl2 + Zn = Ca + ZnCl2
(Ni(NO3)2) + RbOH = Ni(OH)2 + Rb(NO3) =>
(Ni(NO3)2) + 2 RbOH = Ni(OH)2 + 2 Rb(NO3)
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Ag + S2O3 = Ag2S2O3 =>
2 Ag + S2O3 = Ag2S2O3
H2SO4 + C = SO2 + CO2 + H2O =>
2 H2SO4 + C = 2 SO2 + CO2 + 2 H2O
K2CO3 + H2O = KHCO3 + KOH =>
K2CO3 + H2O = KHCO3 + KOH
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
P4O10 = P2O5 =>
P4O10 = 2 P2O5
Al2O8 = Al + O2 =>
Al2O8 = 2 Al + 4 O2
CH3NH2 + CH3COOH = NH3 + CH3COOCH3 =>
CH3NH2 + CH3COOH = NH3 + CH3COOCH3
C6H12O6 + CCl4 = C8H6O4 + C2H6O2 + Cl =>
C6H12O6 + 4 CCl4 = C8H6O4 + C2H6O2 + 16 Cl
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Ca(IO3)2 + KI + H2SO4 = CaSO4 + K2SO4 + I2 + H2O =>
Ca(IO3)2 + 10 KI + 6 H2SO4 = CaSO4 + 5 K2SO4 + 6 I2 + 6 H2O
KOH(aq)CuSO4(aq) = CuOHKSO4 =>
KOH(aq)CuSO4(aq) = CuOHKSO4
HNO3 + (NH4)2CO3 = NH4NO3 + CO + H2O =>
6 HNO3 + 4(NH4)2CO3 = 7 NH4NO3 + 4 CO + 5 H2O
MnO2 + HO2{-} = MnO4{-} + H2 =>
2 MnO2 + 2 HO2{-} = 2 MnO4{-} + H2
K2Cr2O7 + NaOH = H2O + K2CrO4 + Na2CrO4 = H2O + K2CrO4 + Na2CrO4 + H2SO4 =>
K2Cr2O7 + 2 NaOH = H2O + K2CrO4 + Na2CrO4
C6H5NH2 + CH3COOH = C6H5NH3{+} + CH3COO{-} =>
C6H5NH2 + CH3COOH = C6H5NH3{+} + CH3COO{-}
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
Ca(s) + HCl = CaCl2(aq) + H2(g) =>
Ca(s) + 2 HCl = CaCl2(aq) + H2(g)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ca + H2O(l) = CaO + H2 =>
Ca + H2O(l) = CaO + H2
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
C6H5NHCOCH3 + HCl = ClC6H5NHCOCH3 + H2 =>
2 C6H5NHCOCH3 + 2 HCl = 2 ClC6H5NHCOCH3 + H2
K2CrO4 + Al(OH)3 = Al2(CrO4)3 + KOH =>
3 K2CrO4 + 2 Al(OH)3 = Al2(CrO4)3 + 6 KOH
AgNO3 + MgI2 = AgI + Mg(NO3)2 =>
2 AgNO3 + MgI2 = 2 AgI + Mg(NO3)2
MnI3 = Mn + I2 =>
2 MnI3 = 2 Mn + 3 I2
C2H6 + Cl2 = C2Cl6 + HCl =>
C2H6 + 6 Cl2 = C2Cl6 + 6 HCl
Na + FeCl3 = NaCl + Fe =>
3 Na + FeCl3 = 3 NaCl + Fe
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
BN(S) + F2(g) = BF3(S) + N2(g) =>
2 BN(S) + 3 F2(g) = 2 BF3(S) + N2(g)
Zn + Hg(No3)2 = Hg + Zn(No3) =>
2 Zn + Hg(No3)2 = Hg + 2 Zn(No3)
Cs2O + SO3 = Cs2SO4 =>
Cs2O + SO3 = Cs2SO4
HI + KIO3 = I1 + KI + H2O =>
6 HI + KIO3 = 6 I1 + KI + 3 H2O
C3H6 + HNO3 = C3H8 + NO3 =>
C3H6 + 2 HNO3 = C3H8 + 2 NO3
Zn + Fe(NO3)3 = Fe + Zn(NO3)2 =>
3 Zn + 2 Fe(NO3)3 = 2 Fe + 3 Zn(NO3)2
Br2 + KOH + I2 = KIO3 + KBr + H2O =>
5 Br2 + 12 KOH + I2 = 2 KIO3 + 10 KBr + 6 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CO2O + H2O = CO + OH =>
CO2O + 2 H2O = CO + 4 OH
H2O + CuCl2 = CuO + HCl =>
H2O + CuCl2 = CuO + 2 HCl
NaS + MnCl2 = MnS2 + NaCl =>
2 NaS + MnCl2 = MnS2 + 2 NaCl
NaClO2 + H2SO4 = ClO2 + NaSO4 + H2O + NaCl =>
3 NaClO2 + 2 H2SO4 = 2 ClO2 + 2 NaSO4 + 2 H2O + NaCl
Na2SO4 + Ba = Na + BaSO4 =>
Na2SO4 + Ba = 2 Na + BaSO4
NaBr + NaBr2O3 + H2SO4 = Na2SO4 + H2O + Br2 =>
10 NaBr + 2 NaBr2O3 + 6 H2SO4 = 6 Na2SO4 + 6 H2O + 7 Br2
LiOH + HNO2 = LiNO2 + HOH =>
LiOH + HNO2 = LiNO2 + HOH
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