| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 BaCO3 + 2 SiO2 + Dy2O3 + K2CO3 = 2 Ba2SiO4DyK + 2 O2 + 5 CO2
K4[Fe(CN)6] + KMnO4 + H2S2O8 = KHSO4 + MnSO4 + Fe2(SO7)3 + HNO3 + CO + H2O =>
4 K4[Fe(CN)6] + 30 KMnO4 + 41 H2S2O8 = 46 KHSO4 + 30 MnSO4 + 2 Fe2(SO7)3 + 24 HNO3 + 24 CO + 6 H2O
bromine + sodiumchloride = sodiumbromide + chlorine =>
Br2 + 2 NaCl = 2 NaBr + Cl2
NO2(g) + H2(g) = NH3 + O2 =>
2 NO2(g) + 3 H2(g) = 2 NH3 + 2 O2
(CH3COO)3Al + Na2SO4 = CH3COONa + Al2(SO4)3 =>
2(CH3COO)3Al + 3 Na2SO4 = 6 CH3COONa + Al2(SO4)3
Pb(C2H3O3)2 + H2S = PbS + H(C2H3O3) =>
Pb(C2H3O3)2 + H2S = PbS + 2 H(C2H3O3)
CH3CH2OH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH3CH2OH + 12 KMnO4 + 18 H2SO4 = 10 CO2 + 12 MnSO4 + 6 K2SO4 + 33 H2O
K3Fe(CN)6 + Pb(NO3)2 = K3FeNO3 + Pb(CN)12 =>
2 K3Fe(CN)6 + Pb(NO3)2 = 2 K3FeNO3 + Pb(CN)12
HNO3 + Al = Al2O3 + H2O + NO2 =>
6 HNO3 + 2 Al = Al2O3 + 3 H2O + 6 NO2
Ba(NO3)2 + HI = BaI2 + HNO3 =>
Ba(NO3)2 + 2 HI = BaI2 + 2 HNO3
NH4Br + Ba(OH)2 = BaBr2 + NH4OH =>
2 NH4Br + Ba(OH)2 = BaBr2 + 2 NH4OH
K2Cr2O7 + H2SO4 + H2O2 + X = CrO5*X + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 + 4 H2O2 + 2 X = 2 CrO5*X + K2SO4 + 5 H2O
C6H6 + CH3Cl = C7H9 + Cl2 =>
2 C6H6 + 2 CH3Cl = 2 C7H9 + Cl2
KCl(aq) + CaS(aq) = K2S + CaCl2 =>
2 KCl(aq) + CaS(aq) = K2S + CaCl2
CH4 + KMnO4 = C3H4O3 + MnO2 + KOH + H2O =>
9 CH4 + 14 KMnO4 = 3 C3H4O3 + 14 MnO2 + 14 KOH + 5 H2O
CuCl2 + Pb = Cu + PbCl2 =>
CuCl2 + Pb = Cu + PbCl2
C2H6 + CuO = H2O + CO2 + Cu =>
C2H6 + 7 CuO = 3 H2O + 2 CO2 + 7 Cu
CaH2(s) + H2O(l) = Ca(OH)2 + H =>
CaH2(s) + 2 H2O(l) = Ca(OH)2 + 4 H
HNO3 + Fe2(SiO3)3 = Fe(NO3)3 + H2SiO3 =>
6 HNO3 + Fe2(SiO3)3 = 2 Fe(NO3)3 + 3 H2SiO3
OH{-} + Ca{2+} + HCO3{-} = CaCO3 + H2O =>
OH{-} + Ca{2+} + HCO3{-} = CaCO3 + H2O
ZnCO3 + NaNO3 = Zn(NO3)2 + Na2CO3 =>
ZnCO3 + 2 NaNO3 = Zn(NO3)2 + Na2CO3
KBr + KMnO4 + H2SO4 = Br2 + K2SO4 + MnSO4 + H25O =>
194 KBr + 2 KMnO4 + 100 H2SO4 = 97 Br2 + 98 K2SO4 + 2 MnSO4 + 8 H25O
NazCo3 = Naz + Co2 =>
2 NazCo3 = 2 Naz + 3 Co2
Ni(NO3)2 + Fe(NO3)3 + Co(NO3)2 + SC(NH2)2 + Na2S = Ni2Fe2Co2S18 + NaO + H2O + CO2 + N2 =>
2 Ni(NO3)2 + 2 Fe(NO3)3 + 2 Co(NO3)2 + 3 SC(NH2)2 + 15 Na2S = Ni2Fe2Co2S18 + 30 NaO + 6 H2O + 3 CO2 + 10 N2
Al + PbCl2 = Pb + AlCl =>
2 Al + PbCl2 = Pb + 2 AlCl
Cu + H2O2 + CH3COOH = CuCO2 + H2O =>
2 Cu + 4 H2O2 + CH3COOH = 2 CuCO2 + 6 H2O
Cr2O7{-2} + H{+} + HAsO3{-2} = Cr{+3} + H2O + HAsO4{-2} =>
Cr2O7{-2} + 8 H{+} + 3 HAsO3{-2} = 2 Cr{+3} + 4 H2O + 3 HAsO4{-2}
C6H6Br2 = C6H5Br + HBr =>
C6H6Br2 = C6H5Br + HBr
H2S + KBr = K2S + HBr =>
H2S + 2 KBr = K2S + 2 HBr
Fe3N2 + O2 = NO2 + Fe2O3 =>
4 Fe3N2 + 17 O2 = 8 NO2 + 6 Fe2O3
SO3 + NaOH = Na2SO4 + H2O =>
SO3 + 2 NaOH = Na2SO4 + H2O
NH3 + Mg(NO3)2 + H2O = Mg(OH)2 + NH4NO3 =>
2 NH3 + Mg(NO3)2 + 2 H2O = Mg(OH)2 + 2 NH4NO3
NO3 + H2SO4 = H2 + (NO3)2SO4 =>
2 NO3 + H2SO4 = H2 + (NO3)2SO4
Cr(NO3)3(aq) + Na3PO4(aq) = CrPO4 + NaNO3 =>
Cr(NO3)3(aq) + Na3PO4(aq) = CrPO4 + 3 NaNO3
MqCO3 = CO2 + MqO =>
MqCO3 = CO2 + MqO
Hg(NO3)2 = HgO + NO2 + O2 =>
2 Hg(NO3)2 = 2 HgO + 4 NO2 + O2
MqCO3 = CO2 + MqO =>
MqCO3 = CO2 + MqO
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
H3PO4 + N2 = PH3 + N2O =>
H3PO4 + 4 N2 = PH3 + 4 N2O
CaCl2 + K2Cr2O7 = CaCr2O7 + K2Cl2 =>
CaCl2 + K2Cr2O7 = CaCr2O7 + K2Cl2
Cr + O2 = CrO3 =>
2 Cr + 3 O2 = 2 CrO3
AlH3O3 + H2SO4 = Al2S3O12 + H2O =>
2 AlH3O3 + 3 H2SO4 = Al2S3O12 + 6 H2O
Cr2O7 + H2O = Cr2O3 + OH =>
Cr2O7 + 4 H2O = Cr2O3 + 8 OH
NaOH + CH3CH2COOH = CH3CH2COONa + H2O =>
NaOH + CH3CH2COOH = CH3CH2COONa + H2O
FeS + K2Cr2O7 + H2SO4 = Fe(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
FeS + 2 K2Cr2O7 + 10 H2SO4 = Fe(SO4)3 + 2 Cr2(SO4)3 + 2 K2SO4 + 10 H2O
K2Cr2O7 + H2O = CrO4{-2} + K{+} + H3O{+} =>
K2Cr2O7 + 3 H2O = 2 CrO4{-2} + 2 K{+} + 2 H3O{+}
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
H3PO4 + HCl = H4 + ClPO4 =>
H3PO4 + HCl = H4 + ClPO4
(CH3CH2)2NH + H2O = (CH3CH2)2NH3O =>
(CH3CH2)2NH + H2O = (CH3CH2)2NH3O
MgBr2 + FeCl3 = FeBr3 + MgCl2 =>
3 MgBr2 + 2 FeCl3 = 2 FeBr3 + 3 MgCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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