| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 CrS2 + 11 O2 = 2 Cr2O3 + 8 SO2
U3O8 + Ca = U + CaO =>
U3O8 + 8 Ca = 3 U + 8 CaO
Mn2O7 = MnO2 + O3 =>
Mn2O7 = 2 MnO2 + O3
CH3C(O)ClH2O = CH3COOHHCl =>
CH3C(O)ClH2O = CH3COOHHCl
C2H6O2 + O2 = CO2 + H2O =>
2 C2H6O2 + 5 O2 = 4 CO2 + 6 H2O
CH3CHCH2 + KMnO4 + KOH = CH3CHOHCH2OH + K2MnO4 =>
CH3CHCH2 + 2 KMnO4 + 2 KOH = CH3CHOHCH2OH + 2 K2MnO4
Na2S2O3 + CuCO3 = Na2CO3 + CuS2O3 =>
Na2S2O3 + CuCO3 = Na2CO3 + CuS2O3
C6H5CH(OH)CH2OH + O2 = H2O + CO2 =>
2 C6H5CH(OH)CH2OH + 19 O2 = 10 H2O + 16 CO2
Na2SiO3 + H2O = NaOH + NaHSiO3 =>
Na2SiO3 + H2O = NaOH + NaHSiO3
Mg + Cu(NO3)2 = Cu + NO3{-} + Mg{2+} =>
Mg + Cu(NO3)2 = Cu + 2 NO3{-} + Mg{2+}
FeSO4(aq) + K2S(aq) = FeS + K2SO4 =>
FeSO4(aq) + K2S(aq) = FeS + K2SO4
Cr(OH)3 + HCl = CrCl3 + H2O =>
Cr(OH)3 + 3 HCl = CrCl3 + 3 H2O
NH3 + ClH = NH4Cl =>
NH3 + ClH = NH4Cl
Cu(s) + Zn(NO3)2 = Cu(NO3)2 + Zn =>
Cu(s) + Zn(NO3)2 = Cu(NO3)2 + Zn
La(NO30)30*60H20O + Sr(NO30)20 + Mn(NO30)20*20H20O + C60H80O70 = La50Sr50MnO3 + NO20 + H20O + CO20 =>
18900 La(NO30)30*60H20O + 18900 Sr(NO30)20 + 378 Mn(NO30)20*20H20O + 8399 C60H80O70 = 378 La50Sr50MnO3 + 952560 NO20 + 1175156 H20O + 503940 CO20
Ca + CrCl = CaCl2 + Cr =>
Ca + 2 CrCl = CaCl2 + 2 Cr
NO2 + KI + H2SO4 = I2 + NO + K2SO4 + H2O =>
NO2 + 2 KI + H2SO4 = I2 + NO + K2SO4 + H2O
Co(NO3)2 + NH4OH = [Co(NH3)6(OH)2] + NH4NO3 + H2O =>
Co(NO3)2 + 8 NH4OH = [Co(NH3)6(OH)2] + 2 NH4NO3 + 6 H2O
BaCl2 + CO(NH2)2 + H2O = BaCO3 + NH3 + HCl =>
BaCl2 + CO(NH2)2 + 2 H2O = BaCO3 + 2 NH3 + 2 HCl
Ca(OH)2 + HF = HF(OH) + Ca =>
Ca(OH)2 + 2 HF = 2 HF(OH) + Ca
H2SO4BaCe2 = Ce2SO4BaH2 =>
H2SO4BaCe2 = Ce2SO4BaH2
S + H2SO4 = SO2 + H2O = =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Si12H3 + O2 = SiO2 + H2O3 =>
4 Si12H3 + 57 O2 = 48 SiO2 + 6 H2O3
FeSO4*7H2O + (NH4)2C2O4*H2O = FeC2O4*2H2O + (NH4)2SO4 + H2O =>
FeSO4*7H2O + (NH4)2C2O4*H2O = FeC2O4*2H2O + (NH4)2SO4 + 6 H2O
Ca + Pb3(PO4)4 = Pb4 + Ca3(PO4)2 =>
24 Ca + 4 Pb3(PO4)4 = 3 Pb4 + 8 Ca3(PO4)2
CH3NH2 + OH = CH3NH + H2O =>
CH3NH2 + OH = CH3NH + H2O
HCl + K2Cr2O7 + SnCl2 = CrCl2 + SnCl4 + H2O + KCl =>
14 HCl + K2Cr2O7 + 4 SnCl2 = 2 CrCl2 + 4 SnCl4 + 7 H2O + 2 KCl
Ag2SO4 + CuPO4 = Ag3PO4 + Cu2(SO4)3 =>
3 Ag2SO4 + 2 CuPO4 = 2 Ag3PO4 + Cu2(SO4)3
Br2(l) + NaF(s) = NaBr(s) + F2(g) =>
Br2(l) + 2 NaF(s) = 2 NaBr(s) + F2(g)
Co2S3 + HCl = CoCl3 + H2S =>
Co2S3 + 6 HCl = 2 CoCl3 + 3 H2S
CaCO3 + HBrO3 = Ca(BrO3)2 + H2CO3 =>
CaCO3 + 2 HBrO3 = Ca(BrO3)2 + H2CO3
C2H5ClKOH(H2O) = C2H5OHKClH2O =>
C2H5ClKOH(H2O) = C2H5OHKClH2O
FeCO3 + H3PO4 = CO2 + Fe3(PO4)2 + H2O =>
3 FeCO3 + 2 H3PO4 = 3 CO2 + Fe3(PO4)2 + 3 H2O
I2 + (S2O3)2{-} + OH{-} = (SO4)2{-} + I{-} + H2O =>
19 I2 + 2(S2O3)2{-} + 40 OH{-} = 4(SO4)2{-} + 38 I{-} + 20 H2O
HNO3 + H2NOH = H2O + H2NNO3 =>
HNO3 + H2NOH = H2O + H2NNO3
Cu2(OH)2CO3 + NH2CH2COOH = Cu(NH2CH2COO)2H2O + H2O + CO2 =>
Cu2(OH)2CO3 + 4 NH2CH2COOH = 2 Cu(NH2CH2COO)2H2O + H2O + CO2
Ca(NO3)2 + Na2CO3 = Na(NO3) + Ca(CO3) =>
Ca(NO3)2 + Na2CO3 = 2 Na(NO3) + Ca(CO3)
Mg2 + Fe(NO3)2 = Mg(NO3)2 + Fe =>
Mg2 + 2 Fe(NO3)2 = 2 Mg(NO3)2 + 2 Fe
(COOH)2 + O2 = CO2 + H2O =>
2(COOH)2 + O2 = 4 CO2 + 2 H2O
CaOHH3PO4 = CaH2PO4H2O =>
CaOHH3PO4 = CaH2PO4H2O
Al + Ni2(SO4)2 = Al2(SO4)3 + Ni =>
4 Al + 3 Ni2(SO4)2 = 2 Al2(SO4)3 + 6 Ni
Ag*{+} + Cu = Ag + Cu*2{+} =>
Ag*{+} + Cu = Ag + Cu*2{+}
FeCl2 + HNO3 = Fe(NO3)3 + H2O + HCl + NO2 =>
FeCl2 + 4 HNO3 = Fe(NO3)3 + H2O + 2 HCl + NO2
Ca3N2 + Zn = Zn3N2 + Ca =>
Ca3N2 + 3 Zn = Zn3N2 + 3 Ca
N2 + NaOH = NNaOH =>
N2 + 2 NaOH = 2 NNaOH
H2Cr2O7 + H2O = Cr(OH)3 + O2 =>
2 H2Cr2O7 + 4 H2O = 4 Cr(OH)3 + 3 O2
HCHO + CH3CHO = CHCHCHO + H2O =>
4 HCHO + CH3CHO = 2 CHCHCHO + 3 H2O
Na2SiO3 + H2O = NaOH + NaHSiO3 =>
Na2SiO3 + H2O = NaOH + NaHSiO3
K2CrO7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + H2O + CH3CHOOH + K2SO4 =>
2 K2CrO7 + 5 H2SO4 + 6 CH3CH2OH = Cr2(SO4)3 + 8 H2O + 6 CH3CHOOH + 2 K2SO4
MgO + K = Mg + KO2 =>
2 MgO + K = 2 Mg + KO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/13/24
Équations équilibrées sur12/13/23
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