| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaHCO3(s) + CH3COOH(aq) = H2CO3(aq) + CH3COONa(aq)
PbO2 + HNO3 + KNO2 = Pb(NO3)2 + KNO3 + H2O =>
PbO2 + 2 HNO3 + KNO2 = Pb(NO3)2 + KNO3 + H2O
S6 + KOH = K2S + K2SO4 + H2O =>
2 S6 + 24 KOH = 9 K2S + 3 K2SO4 + 12 H2O
(NH4)2MoO4 + (NH4)2S = MoS3 + NH3 + H2O =>
(NH4)2MoO4 + 3(NH4)2S = MoS3 + 8 NH3 + 4 H2O
Fe(H2O)6 + NaOH = Fe(OH)6 + Na(H2O) =>
Fe(H2O)6 + 6 NaOH = Fe(OH)6 + 6 Na(H2O)
FeS + HNO3 + HCl = FeCl2 + H2O + SO4 + NO2 =>
FeS + 10 HNO3 + 2 HCl = FeCl2 + 6 H2O + SO4 + 10 NO2
C2H5Cl3 + O2 = CO2 + H2O + HCl =>
2 C2H5Cl3 + 5 O2 = 4 CO2 + 2 H2O + 6 HCl
S2Cl2 + CCl = CS2 + Cl2 =>
2 S2Cl2 + 2 CCl = 2 CS2 + 3 Cl2
Na2SO3 + H2O + K2CrO4 = SO4{2-} + CrO2{-} + OH{-} + Na{+} + K{+} =>
3 Na2SO3 + H2O + 2 K2CrO4 = 3 SO4{2-} + 2 CrO2{-} + 2 OH{-} + 6 Na{+} + 4 K{+}
C6H8O7 + CuCO3 = CuC6H5O7 + CO2 + H2O =>
17 C6H8O7 + 18 CuCO3 = 18 CuC6H5O7 + 12 CO2 + 23 H2O
Co2(SO4)3 + NH3 + H2O = Co(OH)3 + (NH4)2SO4 =>
Co2(SO4)3 + 6 NH3 + 6 H2O = 2 Co(OH)3 + 3(NH4)2SO4
FeCl3 + NH3SCN = Fe(SCN)3 + NH3Cl =>
FeCl3 + 3 NH3SCN = Fe(SCN)3 + 3 NH3Cl
H2(SO4) + Zn = Zn(SO4) + H2O + H2S =>
5 H2(SO4) + 4 Zn = 4 Zn(SO4) + 4 H2O + H2S
K2CO3 + NaCl = KCl + Na2CO3 =>
K2CO3 + 2 NaCl = 2 KCl + Na2CO3
HCl + RbHCO3 = H2O + RbCl + CO2 =>
HCl + RbHCO3 = H2O + RbCl + CO2
Y + HCl = YCl2 + H2 =>
Y + 2 HCl = YCl2 + H2
NH4Br + K3CO3 = (NH4)3CO3 + KBr =>
3 NH4Br + K3CO3 = (NH4)3CO3 + 3 KBr
Pb(NO3)2(aq) + K2SO4(aq) = KNO3(aq) + PbSO4(aq) =>
Pb(NO3)2(aq) + K2SO4(aq) = 2 KNO3(aq) + PbSO4(aq)
C7H6O3 + O2 = CO2 + H2O =>
C7H6O3 + 7 O2 = 7 CO2 + 3 H2O
C2H5NH2 + H3OCl = C2H5NH3Cl + H2O =>
C2H5NH2 + H3OCl = C2H5NH3Cl + H2O
FeCl3*6H2O + NaOH = Fe(OH)3 + H2O + NaCl =>
FeCl3*6H2O + 3 NaOH = Fe(OH)3 + 6 H2O + 3 NaCl
FeS2 + H2O + O = H2SO4 + Fe(OH)3 =>
2 FeS2 + 7 H2O + 15 O = 4 H2SO4 + 2 Fe(OH)3
K3[Al(OH)6] = KAlO2 + H2O + KOH =>
K3[Al(OH)6] = KAlO2 + 2 H2O + 2 KOH
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
CoCl2 + NH4Cl + NaNO3 + NH3 = (NH4)3[Co(NO2)6] + NaCl + H2O =>
8 CoCl2 + 21 NH4Cl + 37 NaNO3 + 14 NH3 = 8(NH4)3[Co(NO2)6] + 37 NaCl + 15 H2O
CH3CH2CH2COOH + CH3CH2NH2 = H2O + CH3CH2CH2CONHCH3CH2 =>
CH3CH2CH2COOH + CH3CH2NH2 = H2O + CH3CH2CH2CONHCH3CH2
HClO4 + HI + K2Cr2O7 = Cr(ClO4)3 + KClO4 + I2 + H2O =>
8 HClO4 + 6 HI + K2Cr2O7 = 2 Cr(ClO4)3 + 2 KClO4 + 3 I2 + 7 H2O
K2Cr2O7 + S + H2O = SO2 + KOH + CrO =>
K2Cr2O7 + 2 S + H2O = 2 SO2 + 2 KOH + 2 CrO
K2CrO4 + CuSO4 = K2SO4 + CuCrO4 =>
K2CrO4 + CuSO4 = K2SO4 + CuCrO4
FeS2 + H2O + O = H2SO4 + Fe(OH)3 =>
2 FeS2 + 7 H2O + 15 O = 4 H2SO4 + 2 Fe(OH)3
C6H12 + CrO3 = CO2 + Cr2O3 + H2O =>
C6H12 + 12 CrO3 = 6 CO2 + 6 Cr2O3 + 6 H2O
P + CO2 = P2O5 + CO =>
2 P + 5 CO2 = P2O5 + 5 CO
AsO4 + NO2 = AsO2 + NO3 =>
AsO4 + 2 NO2 = AsO2 + 2 NO3
S + Fe2O3 = O2 + FeS =>
4 S + 2 Fe2O3 = 3 O2 + 4 FeS
CaCl2 + (NH4)CO3 = CaCO3 + NH4Cl2 =>
CaCl2 + (NH4)CO3 = CaCO3 + NH4Cl2
K2Cr2O7 + S + H2O = SO2 + KOH + CrO =>
K2Cr2O7 + 2 S + H2O = 2 SO2 + 2 KOH + 2 CrO
OH{-} + Bi2O3(s) + ClO3{-}(aq) = Cl{-}(aq) + BiO3{-}(aq) + H2O =>
6 OH{-} + 3 Bi2O3(s) + 2 ClO3{-}(aq) = 2 Cl{-}(aq) + 6 BiO3{-}(aq) + 3 H2O
F + Hg = HgF =>
F + Hg = HgF
ZnSO4 + (NH4)2S = Zn2S + (NH4)SO4 =>
2 ZnSO4 + (NH4)2S = Zn2S + 2(NH4)SO4
K2Cr2O7 + S + H2O = SO2 + KOH + CrO =>
K2Cr2O7 + 2 S + H2O = 2 SO2 + 2 KOH + 2 CrO
Na2CO3CO2H2O = NaHCO3 =>
Na2CO3CO2H2O = 2 NaHCO3
Zn + KClO3 + KOH + H2O = K2[Zn(OH)6] + KCl =>
3 Zn + 2 KClO3 + 6 KOH + 6 H2O = 3 K2[Zn(OH)6] + 2 KCl
FeS2 + H2O + O = H2SO4 + Fe(OH)3 =>
2 FeS2 + 7 H2O + 15 O = 4 H2SO4 + 2 Fe(OH)3
FeS2 + O + H2O = Fe + H2SO4 =>
FeS2 + 6 O + 2 H2O = Fe + 2 H2SO4
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
Ca2O4Si + HF = CaF2 + SiF4 + H2O =>
Ca2O4Si + 8 HF = 2 CaF2 + SiF4 + 4 H2O
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
Mn(s) + CuSO4(aq) = MnSO4(aq) + Cu(s) =>
Mn(s) + CuSO4(aq) = MnSO4(aq) + Cu(s)
K2Cr2O7 + S + H2O = SO2 + KOH + CrO =>
K2Cr2O7 + 2 S + H2O = 2 SO2 + 2 KOH + 2 CrO
CH3OH + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 CH3OH + 6 KMnO4 + 9 H2SO4 = 5 CO2 + 3 K2SO4 + 6 MnSO4 + 19 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/25/23
Équations équilibrées sur12/25/22
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