| Équations équilibrées la veille | Équations équilibrées le lendemain |
Bi2Se3 + 2 Bi2O3 + 3 Se + 6 Cu = 6 BiCuSeO
KNO3 + Al + S = K2S + N2 + Al2O4 =>
4 KNO3 + 6 Al + 2 S = 2 K2S + 2 N2 + 3 Al2O4
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
CH4 + H2O = H2 + CH4O =>
CH4 + H2O = H2 + CH4O
MnSO4 + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2SO4 + H2O =>
2 MnSO4 + 5 PbO2 + 10 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 2 H2SO4 + 2 H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Pb + NH3 = Pb(NH3) =>
Pb + NH3 = Pb(NH3)
Ra + H3PO4 = Ra3(PO4)2 + H2 =>
3 Ra + 2 H3PO4 = Ra3(PO4)2 + 3 H2
Zr(NO3)4 + (NH4)2S + H2O = ZrO(OH)2 + NH4NO3 + H2S =>
Zr(NO3)4 + 2(NH4)2S + 3 H2O = ZrO(OH)2 + 4 NH4NO3 + 2 H2S
{-}5(2x{-}3) = {-}6xкореньуравнения =>
{-}5(2x{-}3) = {-}6xкореньуравнения
H + Fe2{+} + Cr2O7{2-} = Fe3{+} + Cr + H2O =>
14 H + 6 Fe2{+} + Cr2O7{2-} = 4 Fe3{+} + 2 Cr + 7 H2O
Na2S2O4 + FeO + H2SO4 = Na2SO4 + FeSO4 + H2S =>
4 Na2S2O4 + 4 FeO + 3 H2SO4 = 4 Na2SO4 + 4 FeSO4 + 3 H2S
Al4C3 + O2 = Al2OC + CO2 =>
Al4C3 + 2 O2 = 2 Al2OC + CO2
Cr2O72{-} + S + H{+} = Cr2O3 + SO2 + OH =>
Cr2O72{-} + 34 S + H{+} = Cr2O3 + 34 SO2 + OH
MgCO3*Mg(OH)2*5H2O + ZrOCl2*8H2O + NH4H2PO4 = MgZr4P6O24 + (NH4)2CO3 + H2O + Mg(OH)2 + MgCl2 =>
3 MgCO3*Mg(OH)2*5H2O + 4 ZrOCl2*8H2O + 6.0000000000001NH4H2PO4 = MgZr4P6O24 + 3(NH4)2CO3 + 55 H2O + Mg(OH)2 + 4 MgCl2
K2Cr2O7 + KNO2 + H2SO4 = KNO3 + Cr + K2SO4 + H2O =>
K2Cr2O7 + 6 KNO2 + H2SO4 = 6 KNO3 + 2 Cr + K2SO4 + H2O
CdCl2 + K4FeCN6 = KCl + Cd2FeCN6 =>
2 CdCl2 + K4FeCN6 = 4 KCl + Cd2FeCN6
AgOH + H4SiO4 = Ag4SiO4 + H2O =>
4 AgOH + H4SiO4 = Ag4SiO4 + 4 H2O
Rb(s) + HCl(aq) = RbCl + H2 =>
2 Rb(s) + 2 HCl(aq) = 2 RbCl + H2
BaO2 + Al = BaO + Al2O3 =>
3 BaO2 + 2 Al = 3 BaO + Al2O3
CH3MgBr + CH3COCH3 = CH3CCH3CH3OMgBr =>
CH3MgBr + CH3COCH3 = CH3CCH3CH3OMgBr
BaO2 + Al = BaO + Al2O3 =>
3 BaO2 + 2 Al = 3 BaO + Al2O3
C13H18O2 + NaHCO3 = NaC13H17O2 + H2O + CO2 =>
C13H18O2 + NaHCO3 = NaC13H17O2 + H2O + CO2
OH + Br2 = HBr + O =>
2 OH + Br2 = 2 HBr + 2 O
Al{+3} + Pt = Al + Pt{2+} =>
2 Al{+3} + 3 Pt = 2 Al + 3 Pt{2+}
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaCl + CrPO3 = Na3PO3 + CrCl3 =>
3 NaCl + CrPO3 = Na3PO3 + CrCl3
HCH2ClCO2 + NaOH = C2H2ClNaO2 + H2O =>
HCH2ClCO2 + NaOH = C2H2ClNaO2 + H2O
NH3 + L = N2L6 + H2 =>
2 NH3 + 6 L = N2L6 + 3 H2
MnO4{-} + C2O4{-2} + H2O = MnO2 + CO2 + OH{-} =>
2 MnO4{-} + 3 C2O4{-2} + 4 H2O = 2 MnO2 + 6 CO2 + 8 OH{-}
Al(OH)3 + (NH4)2S = NH3 + H2O + Al2S3 =>
2 Al(OH)3 + 3(NH4)2S = 6 NH3 + 6 H2O + Al2S3
SnSO4 + K2Cr2O7 + H2SO4 = Sn(SO4)2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 SnSO4 + K2Cr2O7 + 7 H2SO4 = 3 Sn(SO4)2 + K2SO4 + Cr2(SO4)3 + 7 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Ba(NO3)2 + (NH4)2SO4 = BaSO4 + N2 + H2O + NO2 =>
2 Ba(NO3)2 + 2(NH4)2SO4 = 2 BaSO4 + 3 N2 + 8 H2O + 2 NO2
CuBr2 + NH3 = CuBr2NH3 =>
CuBr2 + NH3 = CuBr2NH3
Cr(MoO4)3 + KOH = K6(MoO4)3 + Cr(OH)6 =>
Cr(MoO4)3 + 6 KOH = K6(MoO4)3 + Cr(OH)6
C52H51Cl3N2O11Sn = C + H + N + O + Sn + Cl =>
C52H51Cl3N2O11Sn = 52 C + 51 H + 2 N + 11 O + Sn + 3 Cl
H2O + Na2S + NaClO = NaCl + NaOH + S =>
H2O + Na2S + NaClO = NaCl + 2 NaOH + S
Fe(OH)3 + NaOH = Fe(OH)4{-} + Na{+}{+} =>
Fe(OH)3 + NaOH = Fe(OH)4{-} + Na{+}{+}
C9H10NO2 + HCl = C9H10NO + Cl + H2O =>
C9H10NO2 + 2 HCl = C9H10NO + 2 Cl + H2O
CrCl3 + KOH + KBO3 = K2CrO4 + KCl + KBO2 + H2O =>
2 CrCl3 + 10 KOH + 3 KBO3 = 2 K2CrO4 + 6 KCl + 3 KBO2 + 5 H2O
Mg2Si(s) + HCl = Mg(Cl)2(aq) + SiH4(g) =>
Mg2Si(s) + 4 HCl = 2 Mg(Cl)2(aq) + SiH4(g)
HC2H3O2 + NaHCO3 = CO2 + CH3COONa + H2O =>
HC2H3O2 + NaHCO3 = CO2 + CH3COONa + H2O
BaO + H2SO4 = BaSO4 + OH2 =>
BaO + H2SO4 = BaSO4 + OH2
H2SO4 + KMnO4 + Na2S2O3 = NaHSO4 + MnSO4 + K2SO4 + H2O =>
12 H2SO4 + 8 KMnO4 + 5 Na2S2O3 = 10 NaHSO4 + 8 MnSO4 + 4 K2SO4 + 7 H2O
C2H4ClCOOH + NaHCO3 = C2H4ClCOONa + CO2 + H2O =>
C2H4ClCOOH + NaHCO3 = C2H4ClCOONa + CO2 + H2O
Fe[{3+}] + Cl[{-}] = Fe + Cl2 =>
2 Fe[{3+}] + 6 Cl[{-}] = 2 Fe + 3 Cl2
HC2H3O2 + NaOH = NaC2H3O2 + H2O =>
HC2H3O2 + NaOH = NaC2H3O2 + H2O
NaCl + AgBr = NaBr + AgCl =>
NaCl + AgBr = NaBr + AgCl
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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