| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H4O2 + K2CO3 = H2O + CO2 + 2 KC2H3O2
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Cr2(SO4)3 + Na2SO3 + H2O = Cr(OH)3 + SO2 + Na2SO4 =>
Cr2(SO4)3 + 3 Na2SO3 + 3 H2O = 2 Cr(OH)3 + 3 SO2 + 3 Na2SO4
AgNO3HCl = AgClHNO3 =>
AgNO3HCl = AgClHNO3
HNO3(aq) + Sr(OH)2(aq) = H2O(l) + Sr(NO3)2 =>
2 HNO3(aq) + Sr(OH)2(aq) = 2 H2O(l) + Sr(NO3)2
NaN3(s) + NaNO3(s) = Na2O(s) + N2(g) =>
5 NaN3(s) + NaNO3(s) = 3 Na2O(s) + 8 N2(g)
FeSO4 + NO2 = Fe2(SO4)3 + N2 + Fe(NO3)3 =>
12 FeSO4 + 18 NO2 = 4 Fe2(SO4)3 + 3 N2 + 4 Fe(NO3)3
UO2 + HF + F = UF6 + H2O =>
UO2 + 4 HF + 2 F = UF6 + 2 H2O
Li3V2(PO4)3 = Li + P + O2 + V =>
Li3V2(PO4)3 = 3 Li + 3 P + 6 O2 + 2 V
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Si + CO2 = SiC2 + O =>
Si + 2 CO2 = SiC2 + 4 O
Ba(OH)2 + HC2H3O2 = (C2H3O2)2Ba + HOH =>
Ba(OH)2 + 2 HC2H3O2 = (C2H3O2)2Ba + 2 HOH
CrO7{2-} + H3O{+} + e = Cr3{+} + H2O =>
3 CrO7{2-} + 42 H3O{+} + 35e = Cr3{+} + 63 H2O
C2H2(g) + O2(g) = CO + H2O =>
2 C2H2(g) + 3 O2(g) = 4 CO + 2 H2O
CuBr + Na2CO3 = Cu2CO3 + NaBr =>
2 CuBr + Na2CO3 = Cu2CO3 + 2 NaBr
C6H6F6 + F2 = CF4 + C6H14 =>
7 C6H6F6 + 27 F2 = 24 CF4 + 3 C6H14
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Al + KOH + H2O = K{+} + [Al(OH)4]{-} + H2 =>
2 Al + 2 KOH + 6 H2O = 2 K{+} + 2[Al(OH)4]{-} + 3 H2
NiOH + O2 = Ni(O2) + H2O =>
4 NiOH + 3 O2 = 4 Ni(O2) + 2 H2O
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + H2O(l) + NH3 =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + 2 H2O(l) + 2 NH3
MnO2 + HCl = MnCl2 + Cl2 + H2O = =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
Sr3 + O2 = Sr2O3 =>
4 Sr3 + 9 O2 = 6 Sr2O3
BaCl2(aq) + NaOH(aq) = NaCl(aq) + Ba(OH)2(aq) =>
BaCl2(aq) + 2 NaOH(aq) = 2 NaCl(aq) + Ba(OH)2(aq)
Na2O + CH3COOH = CH3COONa + H2O =>
Na2O + 2 CH3COOH = 2 CH3COONa + H2O
Cr{+2} + H2O2 = Cr2O7{-2} + H{+} + H2O =>
2 Cr{+2} + 4 H2O2 = Cr2O7{-2} + 6 H{+} + H2O
(NH4)2SO4 + Ca(OH)2 = NH4OH + CaSO4 =>
(NH4)2SO4 + Ca(OH)2 = 2 NH4OH + CaSO4
PtI2 + K = Pt + KI =>
PtI2 + 2 K = Pt + 2 KI
C6H5CHO + KMnO4 + H2O = C6H5COOH + MnO2 + KOH =>
3 C6H5CHO + 2 KMnO4 + H2O = 3 C6H5COOH + 2 MnO2 + 2 KOH
HC2H3O2(aq) + NaOH(aq) = NaC2H3O2(aq) + H2O(l) =>
HC2H3O2(aq) + NaOH(aq) = NaC2H3O2(aq) + H2O(l)
(NH4)2SO4 + Ca(OH)2 = NH4OH + CaSO4 =>
(NH4)2SO4 + Ca(OH)2 = 2 NH4OH + CaSO4
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
Pb(CH3COO)2 + NH3 + H2O = Pb(OH)2 + CH3COONH4 =>
Pb(CH3COO)2 + 2 NH3 + 2 H2O = Pb(OH)2 + 2 CH3COONH4
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
F2 + AlCl3 = AlF3 + Cl2 =>
3 F2 + 2 AlCl3 = 2 AlF3 + 3 Cl2
K2Cr2O7(aq) + HCl(aq) = KCl + H2Cr2O7 =>
K2Cr2O7(aq) + 2 HCl(aq) = 2 KCl + H2Cr2O7
H2SIO3 + KOH = K2SIO3 + H2O =>
H2SIO3 + 2 KOH = K2SIO3 + 2 H2O
CCl4(l) + SBF3(s) = CCl2F2(g) + SBCl3(s) =>
3 CCl4(l) + 2 SBF3(s) = 3 CCl2F2(g) + 2 SBCl3(s)
P4 + IO3{-} + OH{-} = PO4{-3} + I2 + H2O =>
P4 + 4 IO3{-} + 8 OH{-} = 4 PO4{-3} + 2 I2 + 4 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H3NO3S + NaOH = H2NO3S + Na + H2O =>
H3NO3S + NaOH = H2NO3S + Na + H2O
PbCrO4 + HCl + FeSO4 = PbCl2 + Cr2(SO4)3 + FeCl3 + H2O + Fe2(SO4)3 =>
2 PbCrO4 + 16 HCl + 6 FeSO4 = 2 PbCl2 + Cr2(SO4)3 + 4 FeCl3 + 8 H2O + Fe2(SO4)3
Na2CO3 + CH3CH2OH = Na + CH3COOH + H2O =>
2 Na2CO3 + 3 CH3CH2OH = 4 Na + 4 CH3COOH + H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
K + Ni(NO3)2 = K(NO3) + Ni =>
2 K + Ni(NO3)2 = 2 K(NO3) + Ni
O2(g) + C2H6(g) = CO2(g) + H2O(g) =>
7 O2(g) + 2 C2H6(g) = 4 CO2(g) + 6 H2O(g)
K3PO4 + MgCl2 = Mg3(PO4)2 + KCl =>
2 K3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 KCl
Mn(OH)2 + NH3 = H2O + Mn + N2 =>
3 Mn(OH)2 + 2 NH3 = 6 H2O + 3 Mn + N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
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