| Équations équilibrées la veille | Équations équilibrées le lendemain |
SeO2 + KOH = SeOH + KO2
Cu + H2O = Cu2H2O =>
2 Cu + H2O = Cu2H2O
Ca(s) + H2O(l) = Ca(HO)2(s) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(HO)2(s) + H2(g)
Ba3 + Si4 = Ba2Si =>
8 Ba3 + 3 Si4 = 12 Ba2Si
Ca(OH)2 + NaHCO3 = CaCO3 + H2O + Na2CO3 =>
Ca(OH)2 + 2 NaHCO3 = CaCO3 + 2 H2O + Na2CO3
S4O2 + Mg = S + MgO =>
S4O2 + 2 Mg = 4 S + 2 MgO
HCl(aq) + NaOH(aq) = NaCl(s) + H2O =>
HCl(aq) + NaOH(aq) = NaCl(s) + H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Zn(NO3)2 + NH3 = (Zn(NH3)4)2 + NO3 =>
2 Zn(NO3)2 + 8 NH3 = (Zn(NH3)4)2 + 4 NO3
C3H6 + HCl = C3H7Cl =>
C3H6 + HCl = C3H7Cl
K2CrO4 + Na2SO4 = Na2CrO4 + K2SO4 =>
K2CrO4 + Na2SO4 = Na2CrO4 + K2SO4
Na2S2O3 + K2MnO4 + HCl = KCl + MnCl2 + NaCl + SO2 + H2O =>
Na2S2O3 + K2MnO4 + 6 HCl = 2 KCl + MnCl2 + 2 NaCl + 2 SO2 + 3 H2O
NH4CN = NH4 + CN =>
NH4CN = NH4 + CN
NiCO3 + HNO3 = Ni(NO3)2 + H2CO3 =>
NiCO3 + 2 HNO3 = Ni(NO3)2 + H2CO3
CaBr2 + Cl2 = CaCl2 + Br2 =>
CaBr2 + Cl2 = CaCl2 + Br2
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
H + Cr2O7({-}2) + H2SO3 = Cr3{+} + HSO4({-}) + H2O =>
27 H + 3 Cr2O7({-}2) + 5 H2SO3 = 2 Cr3{+} + 5 HSO4({-}) + 16 H2O
HF(aq) + Ba(OH)2(aq) = H2O(l) + BaF2 =>
2 HF(aq) + Ba(OH)2(aq) = 2 H2O(l) + BaF2
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
Fe + NaOH + H2O = Na2FeO4 + H2 =>
Fe + 2 NaOH + 2 H2O = Na2FeO4 + 3 H2
K3Fe(CN)6 + FeCl3 = KCl + FeFe(CN)6 =>
K3Fe(CN)6 + FeCl3 = 3 KCl + FeFe(CN)6
Cl2O7 + K2O = KClO4 =>
Cl2O7 + K2O = 2 KClO4
AgNO3 + CH3CO2K = AgK + CH3CO2NO3 =>
AgNO3 + CH3CO2K = AgK + CH3CO2NO3
Na2S + Na2Cr2O7 + HCl = S + CrCl3 + NaCl + H2O =>
3 Na2S + Na2Cr2O7 + 14 HCl = 3 S + 2 CrCl3 + 8 NaCl + 7 H2O
CH3COH + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3COH + K2Cr2O7 + 4 H2SO4 = 3 CH3COOH + K2SO4 + Cr2(SO4)3 + 4 H2O
Te + O2 = Te2O6 =>
2 Te + 3 O2 = Te2O6
Fe2 + H2 = Fe2H2 =>
Fe2 + H2 = Fe2H2
Al3 + HCl = H3Al + Cl =>
Al3 + 9 HCl = 3 H3Al + 9 Cl
P2S5 + O2 = P4O10 + SO2 =>
2 P2S5 + 15 O2 = P4O10 + 10 SO2
Co(NO3)2 + NH3 = Co(NH3)6 + NO3 =>
Co(NO3)2 + 6 NH3 = Co(NH3)6 + 2 NO3
SeO3 + KOH = K2SeO4 + H2O =>
SeO3 + 2 KOH = K2SeO4 + H2O
Cs + P = CsP =>
Cs + P = CsP
PbO2 + Cr2(SO4)3 + NaOH = Na2[Pb(OH)4] + Na2CrO4 + H2O + Na2SO4 =>
3 PbO2 + Cr2(SO4)3 + 16 NaOH = 3 Na2[Pb(OH)4] + 2 Na2CrO4 + 2 H2O + 3 Na2SO4
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
ZnCl2 + K2Cr2O7 + H2SO4 = KHSO4 + CrO2Cl2 + Zn(HSO4)2 + H2O =>
2 ZnCl2 + K2Cr2O7 + 6 H2SO4 = 2 KHSO4 + 2 CrO2Cl2 + 2 Zn(HSO4)2 + 3 H2O
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3[PMo12O40] + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3[PMo12O40] + 2 NaNO3 + 21 NH4NO3 + 12 H2O
CSH2 + O2 = CO2 + SO2 + H2O =>
2 CSH2 + 5 O2 = 2 CO2 + 2 SO2 + 2 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Cs + P = CsP =>
Cs + P = CsP
C3H6 + H2 = C3H6H2 =>
C3H6 + H2 = C3H6H2
Ti(OH)4 + NaOH = Na[Ti(OH)5] =>
Ti(OH)4 + NaOH = Na[Ti(OH)5]
C2H5NH2 + H2SO4 = (C2H5NH3)2SO4 =>
2 C2H5NH2 + H2SO4 = (C2H5NH3)2SO4
H2SO3 + Cl2 = H2SO4 + HCl + SO2 =>
2 H2SO3 + Cl2 = H2SO4 + 2 HCl + SO2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Ni(NO3)2 + NaI = Na2(NO3)2 + NiI2 =>
Ni(NO3)2 + 2 NaI = Na2(NO3)2 + NiI2
Cu + C3COOH = CuCOOH + C =>
Cu + C3COOH = CuCOOH + 3 C
Al + CuSO4 = Cu + Al2[SO4]3 =>
2 Al + 3 CuSO4 = 3 Cu + Al2[SO4]3
Pb + Na2O + H2O = Na2PbO2 + H2 =>
Pb + Na2O + H2O = Na2PbO2 + H2
K2Cr2O7 + Ca(OH)2 = K(OH) + CaCr2O7 =>
K2Cr2O7 + Ca(OH)2 = 2 K(OH) + CaCr2O7
Mg(CN) + HCl = H(CN) + MgCl =>
Mg(CN) + HCl = H(CN) + MgCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/13/24
Équations équilibrées sur01/12/24
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