| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + 2 O2 = CO2 + 2 H2O
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
Na + S = Na2S =>
2 Na + S = Na2S
Hg2(C2H3O2)2 + KCl = Hg2Cl2 + KC2H3O2 =>
Hg2(C2H3O2)2 + 2 KCl = Hg2Cl2 + 2 KC2H3O2
KCl = K + Cl2 =>
2 KCl = 2 K + Cl2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Zn + Sn{4+} = Zn{2+} + Sn{2+} =>
Zn + Sn{4+} = Zn{2+} + Sn{2+}
ZnO + H2SO4 = ZnSO4 + H2O =>
ZnO + H2SO4 = ZnSO4 + H2O
IBr + KI = KBr + I2 =>
IBr + KI = KBr + I2
FeS + H2O = H2S + FeO =>
FeS + H2O = H2S + FeO
Zn + H2SO4 = ZnSO4 + O2S + H2O =>
Zn + 2 H2SO4 = ZnSO4 + O2S + 2 H2O
NaC2H3O2(s) + HCl(aq) = HC2H3O2(aq) + NaCl(aq) =>
NaC2H3O2(s) + HCl(aq) = HC2H3O2(aq) + NaCl(aq)
SiH4 + AgNO3 + H2O = H2SiO3 + Ag + HNO3 =>
SiH4 + 8 AgNO3 + 3 H2O = H2SiO3 + 8 Ag + 8 HNO3
CuSO4 + Na2SO3 + H2O = Cu2O + Na2SO4 + H2SO4 =>
2 CuSO4 + Na2SO3 + 2 H2O = Cu2O + Na2SO4 + 2 H2SO4
CuSO4 + NaOH = Cu(OH)2(skyblueprecipitation) + Na(aq) + SO4(aq) =>
CuSO4 + 2 NaOH = Cu(OH)2(skyblueprecipitation) + 2 Na(aq) + SO4(aq)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
MgCl2 + CH4N2O + H2O = Mg(OH)2 + CO2 + NH4Cl =>
MgCl2 + CH4N2O + 3 H2O = Mg(OH)2 + CO2 + 2 NH4Cl
H2SO4 + Cu = CuS + CuSO4 + H2O =>
4 H2SO4 + 4 Cu = CuS + 3 CuSO4 + 4 H2O
Na2CO3 + H{-} = Na + OH{-} + CO2 =>
Na2CO3 + H{-} = 2 Na + OH{-} + CO2
KBr + AgC2H3O2 = KC2H3O2 + AgBr =>
KBr + AgC2H3O2 = KC2H3O2 + AgBr
CrI6 = Cr + I2 =>
CrI6 = Cr + 3 I2
Ag2(SO4) + CaCl2 = AgCl + Ca(SO4) =>
Ag2(SO4) + CaCl2 = 2 AgCl + Ca(SO4)
Cu(OH)2(aq) + NH3(aq) = Cu(NH3)4(s) + OH(aq) =>
Cu(OH)2(aq) + 4 NH3(aq) = Cu(NH3)4(s) + 2 OH(aq)
Zn + HCI = ZnCI*2 + H*2 =>
Zn + HCI = ZnCI*2 + H*2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
SiCl4 + KOH = Si(OH)4 + KCl =>
SiCl4 + 4 KOH = Si(OH)4 + 4 KCl
Fl + LiCl = LiFl + Cl =>
Fl + LiCl = LiFl + Cl
LiCl + H2SO4 = Li2SO4 + HCl =>
2 LiCl + H2SO4 = Li2SO4 + 2 HCl
SiCl4 + KOH = K2SiO3 + KCl + H2O =>
SiCl4 + 6 KOH = K2SiO3 + 4 KCl + 3 H2O
Fe2O3(s) + Mg(s) = MgO(s) + Fe(s) =>
Fe2O3(s) + 3 Mg(s) = 3 MgO(s) + 2 Fe(s)
CN + O3 = CO2 + N2 =>
6 CN + 4 O3 = 6 CO2 + 3 N2
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Zn + HOH = Zn(OH)2 + H2 =>
Zn + 2 HOH = Zn(OH)2 + H2
Ca(OH)2 + Na2CO3 = CaCO3 + NaOH(aq) =>
Ca(OH)2 + Na2CO3 = CaCO3 + 2 NaOH(aq)
K3P + H2O = K2O + H3P =>
2 K3P + 3 H2O = 3 K2O + 2 H3P
Zn + HOH = Zn(OH)2 + H2 =>
Zn + 2 HOH = Zn(OH)2 + H2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Ni + MgSO4 = NiSO4 + Mg =>
Ni + MgSO4 = NiSO4 + Mg
K3P + H2O = K2O + PH3 =>
2 K3P + 3 H2O = 3 K2O + 2 PH3
C2H4 + KMnO4 = C2H4KMnO4 =>
C2H4 + KMnO4 = C2H4KMnO4
AgNO3 + CuSO3 = Ag2SO3 + Cu(NO3)2 =>
2 AgNO3 + CuSO3 = Ag2SO3 + Cu(NO3)2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CH3COOH + NO2{-} = N2 + CO2 + H2O + OH{-} =>
3 CH3COOH + 8 NO2{-} = 4 N2 + 6 CO2 + 2 H2O + 8 OH{-}
I2 + Al = AlI3 =>
3 I2 + 2 Al = 2 AlI3
BaNI + Na2SO4 = NaNI + Ba2SO4 =>
2 BaNI + Na2SO4 = 2 NaNI + Ba2SO4
C6H8O6 + NaOCl = C6H7O6Na + HClO =>
C6H8O6 + NaOCl = C6H7O6Na + HClO
Zn + HOH = Zn(OH)2 + H2 =>
Zn + 2 HOH = Zn(OH)2 + H2
NaCl + K3(PO4) = KCl + Na3(PO4) =>
3 NaCl + K3(PO4) = 3 KCl + Na3(PO4)
HF + MgSO4 = HSO4 + MgF =>
HF + MgSO4 = HSO4 + MgF
Zn + HOH = Zn(OH)2 + H2 =>
Zn + 2 HOH = Zn(OH)2 + H2
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Équations équilibrées sur10/18/24
Équations équilibrées sur11/17/23
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