| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + 2 O2 = CO2 + 2 H2O
Cl2 + OH{-} = Cl{-} + ClO3{-} + H2O =>
3 Cl2 + 6 OH{-} = 5 Cl{-} + ClO3{-} + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
P4 + HNO3 = H3PO4 + H2O + NO2 =>
P4 + 20 HNO3 = 4 H3PO4 + 4 H2O + 20 NO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
H2S + HSO3 = S + H2O =>
5 H2S + 2 HSO3 = 7 S + 6 H2O
Mg(s) + N2(g) = Mg3N2(s) =>
3 Mg(s) + N2(g) = Mg3N2(s)
CoCl2 + H2O = CoOHCl + HCl =>
CoCl2 + H2O = CoOHCl + HCl
Fe + MgSO4 = FeSO4 + Mg =>
Fe + MgSO4 = FeSO4 + Mg
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
CO2 + KOH = KCO3 + H20 =>
20 CO2 + 20 KOH = 20 KCO3 + H20
H2S + HSO3 = S + H2O =>
5 H2S + 2 HSO3 = 7 S + 6 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
H2S + SO3 = S + H2O =>
3 H2S + SO3 = 4 S + 3 H2O
Cr2O7{2-} + H{+} + I{-} = I2 + Cr{3+} + H2O =>
Cr2O7{2-} + 14 H{+} + 6 I{-} = 3 I2 + 2 Cr{3+} + 7 H2O
(CH2)6N4 + H2O = CH2O + NH4OH =>
(CH2)6N4 + 10 H2O = 6 CH2O + 4 NH4OH
C8H18(g) + O2(g) = CO2(g) + H2O(g) =>
2 C8H18(g) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
Mg(s) + H3PO4(aq) = Mg3(PO4)2(s) + H2(g) =>
3 Mg(s) + 2 H3PO4(aq) = Mg3(PO4)2(s) + 3 H2(g)
C8H18(g) + O2(g) = CO2(g) + H2O(g) =>
2 C8H18(g) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
C8H14O + NaBH4 + HCl + H2O = C8H16O + BH3O3 + NaCl =>
4 C8H14O + NaBH4 + HCl + 3 H2O = 4 C8H16O + BH3O3 + NaCl
Cr2O3(s) + H2(g) = Cr(s) + H2O(g) =>
Cr2O3(s) + 3 H2(g) = 2 Cr(s) + 3 H2O(g)
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
C8H14O + NaBH4 = NaBO4C32H60 =>
4 C8H14O + NaBH4 = NaBO4C32H60
MgCl2(aq) + AgNO3(aq) = Mg(NO3)2(aq) + AgCl(s) =>
MgCl2(aq) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 AgCl(s)
C2H5OH + O2 = H2O + CO2 =>
C2H5OH + 3 O2 = 3 H2O + 2 CO2
NaBO4C32H60 + H2O + HCl = C8H16O + NaCl + BO3H3 =>
NaBO4C32H60 + 3 H2O + HCl = 4 C8H16O + NaCl + BO3H3
[Co(NH3)6](OH)2 + H2O2 + NH4Cl = [Co(NH3)6]Cl3 + NH4OH =>
2[Co(NH3)6](OH)2 + H2O2 + 6 NH4Cl = 2[Co(NH3)6]Cl3 + 6 NH4OH
V2O5 + Al = V + Al2O3 =>
3 V2O5 + 10 Al = 6 V + 5 Al2O3
Cr(C2H3O2)3 + Na3PO4 = CrPO4 + Na3(C2H3O2)3 =>
Cr(C2H3O2)3 + Na3PO4 = CrPO4 + Na3(C2H3O2)3
Pt + N2 = PtN =>
2 Pt + N2 = 2 PtN
HNO3 + H2S = NO + H2SO4 + H2O =>
8 HNO3 + 3 H2S = 8 NO + 3 H2SO4 + 4 H2O
Sb2S3 + Fe = Sb + FeS =>
Sb2S3 + 3 Fe = 2 Sb + 3 FeS
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
F2 + NH3 = N2F4 + HF =>
5 F2 + 2 NH3 = N2F4 + 6 HF
PbO2 + HCl = PbCl2 + H2O + Cl2 =>
PbO2 + 4 HCl = PbCl2 + 2 H2O + Cl2
Pt + H2O = PtO + H2 =>
Pt + H2O = PtO + H2
Cr2O3 + KOH + O2 = K2CrO4 + H2O =>
2 Cr2O3 + 8 KOH + 3 O2 = 4 K2CrO4 + 4 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Mg(NO3)2 = MgO + NO2 + O2 =>
2 Mg(NO3)2 = 2 MgO + 4 NO2 + O2
HF + Ca(OH)2 = CaF2 + H2O =>
2 HF + Ca(OH)2 = CaF2 + 2 H2O
K2Cr2O7 + H2SO4 + SO2 = K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + H2SO4 + 3 SO2 = K2SO4 + Cr2(SO4)3 + H2O
NaVO3 + KJ + H2SO4 = K2SO4 + J2 + Na2SO4 + (VO)2SO4 + H2O =>
2 NaVO3 + 4 KJ + 4 H2SO4 = 2 K2SO4 + 2 J2 + Na2SO4 + (VO)2SO4 + 4 H2O
Na3VO4 + KJ + H2SO4 = K2SO4 + J2 + Na2SO4 + (VO)2SO4 + H2O =>
2 Na3VO4 + 4 KJ + 6 H2SO4 = 2 K2SO4 + 2 J2 + 3 Na2SO4 + (VO)2SO4 + 6 H2O
Cr2O3 + K2CO3 + O2 = K2CrO4 + CO2 =>
2 Cr2O3 + 4 K2CO3 + 3 O2 = 4 K2CrO4 + 4 CO2
Al + H2O + NaOH = NaAlO2 + H2 =>
2 Al + 2 H2O + 2 NaOH = 2 NaAlO2 + 3 H2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
CuOHCl + H2SO4 = CuSO4 + CuCl2 + H2O =>
2 CuOHCl + H2SO4 = CuSO4 + CuCl2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/29/13
Équations équilibrées sur06/28/12
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