| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
SO2 + NO2 = SO3 + NO =>
SO2 + NO2 = SO3 + NO
CaSO4 + H2 = CaS + H2O =>
CaSO4 + 4 H2 = CaS + 4 H2O
H2 + S + CuCl2 = CuS + HCl =>
H2 + S + CuCl2 = CuS + 2 HCl
Al = Al3{+} + e =>
3 Al = Al3{+} + e
NaCl(aq) + Br2(aq) = NaBr(aq) + Cl(aq) =>
2 NaCl(aq) + Br2(aq) = 2 NaBr(aq) + 2 Cl(aq)
(CaSO4)2*2H2O = CaSO4 + H2O =>
(CaSO4)2*2H2O = 2 CaSO4 + 2 H2O
C2H5NH3Cl + HNO3 = C2H5NH3NO3 + HCl =>
C2H5NH3Cl + HNO3 = C2H5NH3NO3 + HCl
Ca(NO3)2(aq) + Na2C2O4(aq) = CaC2O4(s) + NaNO3(aq) =>
Ca(NO3)2(aq) + Na2C2O4(aq) = CaC2O4(s) + 2 NaNO3(aq)
NaNO2 + KI + HCl = I2 + NO + NaCl + KCl + H2O =>
2 NaNO2 + 2 KI + 4 HCl = I2 + 2 NO + 2 NaCl + 2 KCl + 2 H2O
Fe(s) + O2(g) + H2O(l) = Fe(OH)2(a) =>
2 Fe(s) + O2(g) + 2 H2O(l) = 2 Fe(OH)2(a)
Ca(No3)2 + K3Po4 = Ca3(Po4)2 + KNo3 =>
3 Ca(No3)2 + 2 K3Po4 = Ca3(Po4)2 + 6 KNo3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CO + NH3 + C6H6 = CH3CONHC6H4OH =>
2 CO + NH3 + C6H6 = CH3CONHC6H4OH
SeO4{-2} + H2S = SeO + H2SO4 + {-} =>
4 SeO4{-2} + 3 H2S = 4 SeO + 3 H2SO4 + 8e
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Zn + H{+} + SO4{2-} = H2S + Zn{2+} + H2O =>
4 Zn + 10 H{+} + SO4{2-} = H2S + 4 Zn{2+} + 4 H2O
Ca + AgNO3 = Ag + Ca(NO3)2 =>
Ca + 2 AgNO3 = 2 Ag + Ca(NO3)2
Ni + F2 = NiF2 =>
Ni + F2 = NiF2
AlKOH = Al(KOH) =>
AlKOH = Al(KOH)
Na2ZnO2 + Na2S + H2O = ZnS + NaOH =>
Na2ZnO2 + Na2S + 2 H2O = ZnS + 4 NaOH
C4H10 + O2(g) = H2O(g) + CO2(g) =>
2 C4H10 + 13 O2(g) = 10 H2O(g) + 8 CO2(g)
Na2S2O3 + FeCl3 = FeCl2 + Na2S4O6 + NaCl =>
2 Na2S2O3 + 2 FeCl3 = 2 FeCl2 + Na2S4O6 + 2 NaCl
Na2O(s) + HNO2 = NaNO2 + H2O =>
Na2O(s) + 2 HNO2 = 2 NaNO2 + H2O
C4H8S(l) + O2(g) = CO2(g) + H20(l) + SO2 =>
5 C4H8S(l) + 25 O2(g) = 20 CO2(g) + 2 H20(l) + 5 SO2
Cr2Br3 + NaSiO3 = Cr2(SiO3)3 + NaBr =>
Cr2Br3 + 3 NaSiO3 = Cr2(SiO3)3 + 3 NaBr
Sb2O5 + H2 = Sb + H2O =>
Sb2O5 + 5 H2 = 2 Sb + 5 H2O
Sr(NO3)2(aq) + CuSO4(aq) = SrSO4(s) + (NO3)2Cu =>
Sr(NO3)2(aq) + CuSO4(aq) = SrSO4(s) + (NO3)2Cu
N2H(l) = NH3(g) + N2(g) =>
6 N2H(l) = 2 NH3(g) + 5 N2(g)
H2O + Fe2S = H2S + FeOH =>
2 H2O + Fe2S = H2S + 2 FeOH
Na2CO3NaHCO3H2O = Na2CO3 + H2O + CO2 =>
2 Na2CO3NaHCO3H2O = 3 Na2CO3 + 3 H2O + CO2
MgF2 + Li2 + CO3 = MgCO3 + LiF =>
MgF2 + Li2 + CO3 = MgCO3 + 2 LiF
(NH4)2SO4 + Na5PO4 = (NH4)2PO4 + SO4Na5 =>
(NH4)2SO4 + Na5PO4 = (NH4)2PO4 + SO4Na5
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Pb + KClO3 = Pb(ClO3)2 + K =>
Pb + 2 KClO3 = Pb(ClO3)2 + 2 K
FeO + Br2 + H2SO4 = Fe2(SO4)3 + FeBr2 + H2O =>
3 FeO + Br2 + 3 H2SO4 = Fe2(SO4)3 + FeBr2 + 3 H2O
Na2C2O4 + CaCl2 = C2O4Ca + Na2Cl2 =>
Na2C2O4 + CaCl2 = C2O4Ca + Na2Cl2
H2SO4 + SO2 = H2(SO3)2 =>
H2SO4 + SO2 = H2(SO3)2
CrO3 + P = P2O5 + Cr2O3 =>
10 CrO3 + 6 P = 3 P2O5 + 5 Cr2O3
Fe + SO2 = FeS + SO4 =>
Fe + 2 SO2 = FeS + SO4
CKIO3 = KCI + O2 =>
2 CKIO3 = 2 KCI + 3 O2
CaO + Si + O = Ca2SiO4 =>
2 CaO + Si + 2 O = Ca2SiO4
XAl2SO3 + XH2O4 = XAl2(SO4) + XH2O =>
3 XAl2SO3 + XH2O4 = 3 XAl2(SO4) + XH2O
C3H6O + Cl2 = C3H4OCl2 + HCl =>
C3H6O + 2 Cl2 = C3H4OCl2 + 2 HCl
Cu + InSO4 = CuSO4 + In =>
Cu + InSO4 = CuSO4 + In
Cl2 + BeS = BeCl2 + S =>
Cl2 + BeS = BeCl2 + S
HCl + NaOH + H2O = NaClO4 + H2 =>
HCl + NaOH + 3 H2O = NaClO4 + 4 H2
Na2MoO4 + HCl = MoO3 + NaCl + H2O =>
Na2MoO4 + 2 HCl = MoO3 + 2 NaCl + H2O
Br2(aq) + NaCl(aq) = NaBr + Cl2 =>
Br2(aq) + 2 NaCl(aq) = 2 NaBr + Cl2
NaHCO3 + SO2 = NaHSO3 + CO2 =>
NaHCO3 + SO2 = NaHSO3 + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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