| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 O3 = 3 O4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
BaCl2 + K2Cr2O7 = BaCr2O7 + KCl =>
BaCl2 + K2Cr2O7 = BaCr2O7 + 2 KCl
K + NiSO4 = KSO4 + Ni =>
K + NiSO4 = KSO4 + Ni
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
Na2B4O7 + H2SO4 + H2O = H3BO3 + Na2SO4H3BO3 =>
Na2B4O7 + H2SO4 + 5 H2O = 3 H3BO3 + Na2SO4H3BO3
(CH4) + (O2) = (H12O) + (CO2) =>
6(CH4) + 7(O2) = 2(H12O) + 6(CO2)
TiCl4Mg = TiMgCl4 =>
TiCl4Mg = TiMgCl4
ZnPbNO32 = ZnNO32Pb =>
ZnPbNO32 = ZnNO32Pb
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
CS + O2 = CO2 + S8 =>
8 CS + 8 O2 = 8 CO2 + S8
LiOH + NO2 = LiNO3 + H2 =>
2 LiOH + 2 NO2 = 2 LiNO3 + H2
C6H5C2H5 + KMnO4 = C6H5COOK + MnO2 + KOH + H2O = CO@ =>
7 C6H5C2H5 + 18 KMnO4 = 8 C6H5COOK + 18 MnO2 + 10 KOH + 10 H2O
KBr + H2SO4 = K2SO4 + Br2O + H2S + H2O =>
4 KBr + 3 H2SO4 = 2 K2SO4 + 2 Br2O + H2S + 2 H2O
H2C2O4 + NaOH = NaC2O4 + OH3 =>
H2C2O4 + NaOH = NaC2O4 + OH3
BaCl2 + K2Cr2O7 = BaCr2O7 + KCl =>
BaCl2 + K2Cr2O7 = BaCr2O7 + 2 KCl
CaBr2(aq) + AgNO3(aq) = AgBr(s) + Ca(NO3)2(aq) =>
CaBr2(aq) + 2 AgNO3(aq) = 2 AgBr(s) + Ca(NO3)2(aq)
HPO3{2-} + SO3{2-} + H{+} = S + HPO4{2-} + H2O =>
2 HPO3{2-} + SO3{2-} + 2 H{+} = S + 2 HPO4{2-} + H2O
Mg2 + S2 = Mg2S2 =>
Mg2 + S2 = Mg2S2
NaHCO3 + Ca(HCO3)2 = Ca(HCO3) + Na(HCO3)2 =>
NaHCO3 + Ca(HCO3)2 = Ca(HCO3) + Na(HCO3)2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
PbS + HNO3 = Pb(NO3)2 + SO2 + NO2 + H2O =>
PbS + 8 HNO3 = Pb(NO3)2 + SO2 + 6 NO2 + 4 H2O
Mg + Fe2(SO4)3 = Mg(SO4)3 + Fe2 =>
Mg + Fe2(SO4)3 = Mg(SO4)3 + Fe2
C6H4ClONa + HCl = C6H4Cl(OH) + NaCl =>
C6H4ClONa + HCl = C6H4Cl(OH) + NaCl
CS2 + O2 = CO2 + SO2CS2 =>
3 CS2 + 3 O2 = CO2 + 2 SO2CS2
Fe(NO3)3 + Li(OH) = Li(NO3) + Fe(OH)3 =>
Fe(NO3)3 + 3 Li(OH) = 3 Li(NO3) + Fe(OH)3
Ba(NO3)2(aq) + MgSO4(aq) = BaSO4 + Mg(NO3)2 =>
Ba(NO3)2(aq) + MgSO4(aq) = BaSO4 + Mg(NO3)2
Al(OH)3 + NaCl = Na(OH) + Al(Cl)3 =>
Al(OH)3 + 3 NaCl = 3 Na(OH) + Al(Cl)3
NaCl + (NH4)2SO4 = Na2SO4 + NH4Cl =>
2 NaCl + (NH4)2SO4 = Na2SO4 + 2 NH4Cl
CH3(CH2)6 + COOH = CH3(CH2)6COOCH2CH3 + H2O =>
23 CH3(CH2)6 + 19 COOH = 18 CH3(CH2)6COOCH2CH3 + 2 H2O
K43 = K67 =>
67 K43 = 43 K67
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr22(SO4)3 + K2SO4 + H2O =>
126 FeSO4 + 11 K2Cr2O7 + 77 H2SO4 = 63 Fe2(SO4)3 + Cr22(SO4)3 + 11 K2SO4 + 77 H2O
Fe7(CN)18*10H2O + O2 = Fe2O3 + CN + H2O =>
4 Fe7(CN)18*10H2O + 21 O2 = 14 Fe2O3 + 72 CN + 40 H2O
HBr(aq) + NiS(s) = H2S + NiBr2 =>
2 HBr(aq) + NiS(s) = H2S + NiBr2
Pt{2+} + K = K{+} + Pt =>
Pt{2+} + 2 K = 2 K{+} + Pt
NaO2(s) + H2O(l) = NaOH(aq) + O2(g) =>
4 NaO2(s) + 2 H2O(l) = 4 NaOH(aq) + 3 O2(g)
MgCl2 + Fe(NO3)2 = FeCl2 + Mg(NO3)2 =>
MgCl2 + Fe(NO3)2 = FeCl2 + Mg(NO3)2
S2O3{-2} + HCl = H2SO3{-2} + SCl2 =>
S2O3{-2} + 2 HCl = H2SO3{-2} + SCl2
NH3 + O2 = NO2 + H2O3 =>
4 NH3 + 13 O2 = 4 NO2 + 6 H2O3
Ca(OH)2 + H2(SO)4 = Ca(SO)4 + H2O =>
Ca(OH)2 + H2(SO)4 = Ca(SO)4 + 2 H2O
Al3 + Mg = AlMg3 =>
Al3 + 9 Mg = 3 AlMg3
MnO2 + H2 = Mn{2+} + H2O + e =>
MnO2 + 2 H2 = Mn{2+} + 2 H2O + 2e
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Na2C8H4O4 + O2 = CO2 + H2O + NaOH =>
2 Na2C8H4O4 + 15 O2 = 16 CO2 + 2 H2O + 4 NaOH
Ca(NO3)2 + Fr2SO4 = CaSO4 + FrNO3 =>
Ca(NO3)2 + Fr2SO4 = CaSO4 + 2 FrNO3
CH3CH2CH2CH2CH2OH + K2Cr2O7 + H2SO4 = CH3CH2CH2COOH + Cr2(SO4)3 + H + K =>
28 CH3CH2CH2CH2CH2OH + 6 K2Cr2O7 + 18 H2SO4 = 35 CH3CH2CH2COOH + 6 Cr2(SO4)3 + 92 H + 12 K
KOH + LiOH = KLi + OH =>
KOH + LiOH = KLi + 2 OH
HCO2Na + HCl = HCO2H + NaCl =>
HCO2Na + HCl = HCO2H + NaCl
KClO3 + Al = KCl + Al2O3 =>
KClO3 + 2 Al = KCl + Al2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/27/24
Équations équilibrées sur03/28/23
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