| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H10NOCl3 + 2 NH3 + 2 H2O = C3Cl3N3O3 + 10 H2
Ca3(PO4)2 + Na2SO4 = Na2(PO4)2 + Ca3SO4 =>
Ca3(PO4)2 + Na2SO4 = Na2(PO4)2 + Ca3SO4
C4H11OH + K2Cr2O7 + H2SO4 = C3H7COOH + Cr2(SO4)3 + K2SO4 + H2O =>
C4H11OH + K2Cr2O7 + 4 H2SO4 = C3H7COOH + Cr2(SO4)3 + K2SO4 + 6 H2O
C15H31COOH + H2O = CH3COOH + H2 =>
C15H31COOH + 14 H2O = 8 CH3COOH + 14 H2
NH3 + BF3 = B(NH3)F3 =>
NH3 + BF3 = B(NH3)F3
Pb(OH)2 + NaOH = Na2[Pb(OH)4] =>
Pb(OH)2 + 2 NaOH = Na2[Pb(OH)4]
Zn(NO3)2 + NH4CN = Zn(CN)2 + NH4NO3 =>
Zn(NO3)2 + 2 NH4CN = Zn(CN)2 + 2 NH4NO3
Sr(OH)2 + HI = SrI2 + H2O =>
Sr(OH)2 + 2 HI = SrI2 + 2 H2O
Cr(NO3)3(aq) + Na3PO4(aq) = CrPO4 + NaNO3(aq) =>
Cr(NO3)3(aq) + Na3PO4(aq) = CrPO4 + 3 NaNO3(aq)
C2H5NO2NaOH = C2H5OHNaNO2 =>
C2H5NO2NaOH = C2H5OHNaNO2
Mg + H2Se = MgSe + H2 =>
Mg + H2Se = MgSe + H2
SO3HCl = HSO3Cl =>
SO3HCl = HSO3Cl
K2Cr2O7 + KHS + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
8 K2Cr2O7 + 6 KHS + 29 H2SO4 = 11 K2SO4 + 8 Cr2(SO4)3 + 32 H2O
Cr + MgI2 = CrMg + I2 =>
Cr + MgI2 = CrMg + I2
B + Fe2 = B2Fe3 =>
4 B + 3 Fe2 = 2 B2Fe3
Gallium + O2 = GaO =>
2 Ga + O2 = 2 GaO
Zn(NO3)2 + C6H8O7 + H2O = Zn3(C6H5O7)2*10H20 + N2 + O2 =>
6 Zn(NO3)2 + 4 C6H8O7 + 194 H2O = 2 Zn3(C6H5O7)2*10H20 + 6 N2 + 115 O2
Al[(NO3)3] = Al2O3 + NO2 + O2 =>
4 Al[(NO3)3] = 2 Al2O3 + 12 NO2 + 3 O2
LiBr + Hg(NO3)2 = LiNO3 + HgBr2 =>
2 LiBr + Hg(NO3)2 = 2 LiNO3 + HgBr2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
C2H5OH + Cl2 = C2H5Cl + HClO =>
C2H5OH + Cl2 = C2H5Cl + HClO
H2S + H2O = H3O{+} + S{2-} =>
H2S + 2 H2O = 2 H3O{+} + S{2-}
Zn + OH{-} = [Zn(OH)4]2{-} + e =>
2 Zn + 8 OH{-} = [Zn(OH)4]2{-} + 7e
Al + C4Cl2 = AlCl3 + C =>
2 Al + 3 C4Cl2 = 2 AlCl3 + 12 C
Mn3O4 + Al = Mn + Al2O3 =>
3 Mn3O4 + 8 Al = 9 Mn + 4 Al2O3
S8 + Cl2 = S8Cl10 =>
S8 + 5 Cl2 = S8Cl10
Ca2(SO4)2 = CaSO4 =>
Ca2(SO4)2 = 2 CaSO4
K + NaBr2 = KBr2 + Na =>
K + NaBr2 = KBr2 + Na
Fe3O4 + HNO3 + H2 = Fe(NO3)2 + H2O =>
Fe3O4 + 6 HNO3 + H2 = 3 Fe(NO3)2 + 4 H2O
C2H6O(l) + O2(g) = CO2(g) + H2O(l) =>
C2H6O(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(l)
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
CH2O2NaOH = CHO2NaH2O =>
CH2O2NaOH = CHO2NaH2O
C10H18O + Cr2O7 = C10H16O + H2O + Cr3 =>
21 C10H18O + 3 Cr2O7 = 21 C10H16O + 21 H2O + 2 Cr3
Zn(OH)2 = ZnO + H2O = =>
Zn(OH)2 = ZnO + H2O
KOH + Fe(OH)2 = K2[Fe(OH)4] =>
2 KOH + Fe(OH)2 = K2[Fe(OH)4]
Na2SO4 + BaCl2 = BaSO4 + (NaCl) =>
Na2SO4 + BaCl2 = BaSO4 + 2(NaCl)
AgNO3 + H2O = AgNO3H2O =>
AgNO3 + H2O = AgNO3H2O
CaO(s) + HCl(l) = H2O(l) + CaCl2 =>
CaO(s) + 2 HCl(l) = H2O(l) + CaCl2
P4O6 + I2 = P2I4 + P4O10 =>
5 P4O6 + 8 I2 = 4 P2I4 + 3 P4O10
MnCl2 + Br + NaOH = MnO2 + NaBr + NaCl + H2O =>
MnCl2 + 2 Br + 4 NaOH = MnO2 + 2 NaBr + 2 NaCl + 2 H2O
NaNO3(aq) + Pb(C2H3O2)2(aq) = NaC2H3O2(aq) + Pb(NO3)2(aq) =>
2 NaNO3(aq) + Pb(C2H3O2)2(aq) = 2 NaC2H3O2(aq) + Pb(NO3)2(aq)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Cd(NO3)2 + (NH4)2S = CdS + NH4NO3 =>
Cd(NO3)2 + (NH4)2S = CdS + 2 NH4NO3
CH3CH2CH2CH3 + O2 = C2H(CO)2 + H2O =>
4 CH3CH2CH2CH3 + 13 O2 = 4 C2H(CO)2 + 18 H2O
NH4NO3 = N2 + H2O + O2 =>
2 NH4NO3 = 2 N2 + 4 H2O + O2
AgNO3 + NaCl = Cl + NaNO3 + Ag =>
AgNO3 + NaCl = Cl + NaNO3 + Ag
CaSiO3 + H2O = H2SiO3 + Ca(OH)2 =>
CaSiO3 + 2 H2O = H2SiO3 + Ca(OH)2
Cs + O2 = Cs2O =>
4 Cs + O2 = 2 Cs2O
CaO + H2SiF6 = CaF2 + Ca(OH)2 + SiO2 =>
4 CaO + H2SiF6 = 3 CaF2 + Ca(OH)2 + SiO2
Rb2O + HBr = RbBr + H2O =>
Rb2O + 2 HBr = 2 RbBr + H2O
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