| Équations équilibrées la veille | Équations équilibrées le lendemain |
C6H5CH3 + 9 O2 = 4 H2O + 7 CO2
Cu{2+} + {-}OH = Cu2 =>
2 Cu{2+} + 4{-}OH = Cu2
(Cr2O7)2{-} + (SO3)2{-} + H{+} = Cr3{+} + SO42{-} + H2O =>
465(Cr2O7)2{-} + 77(SO3)2{-} + 1008 H{+} = 620 Cr3{+} + 154 SO42{-} + 504 H2O
ICN + HI = HCN + I2 =>
ICN + HI = HCN + I2
FeS2 + CaCO3 + O2 = Fe2O3 + CO2 + CaSO4 =>
4 FeS2 + 8 CaCO3 + 15 O2 = 2 Fe2O3 + 8 CO2 + 8 CaSO4
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CH3CH2CHCH2 + HBr = CH3CH2CHBrCH3 =>
CH3CH2CHCH2 + HBr = CH3CH2CHBrCH3
NaCI + AgN = NaN + AgCI =>
NaCI + AgN = NaN + AgCI
H3PO4(aq) + Ca(OH)2 = H2O(l) + Ca(H2PO4)2 =>
2 H3PO4(aq) + Ca(OH)2 = 2 H2O(l) + Ca(H2PO4)2
HBr + C2H2 = C2H4 + Br =>
2 HBr + C2H2 = C2H4 + 2 Br
SO2 + HNO3H2O = H2SO4 + NO =>
3 SO2 + 2 HNO3H2O = 3 H2SO4 + 2 NO
TiCl4 + Al = AlCl3 + TiCl2 =>
3 TiCl4 + 2 Al = 2 AlCl3 + 3 TiCl2
KClNaHCO3 = NaClKHCO3 =>
KClNaHCO3 = NaClKHCO3
K2O + HNO2 = KNO2 + H2O =>
K2O + 2 HNO2 = 2 KNO2 + H2O
Cl2 + KF = KCl + FCl =>
Cl2 + KF = KCl + FCl
Fe(NO3)2 + Cu3P = Fe3P2 + CuNO3 =>
3 Fe(NO3)2 + 2 Cu3P = Fe3P2 + 6 CuNO3
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
I3O + CO = I3CO2 =>
I3O + CO = I3CO2
NiO(OH) + S + OH{-} + H2O = Ni(OH)2 + SO4{2-} =>
6 NiO(OH) + S + 2 OH{-} + 2 H2O = 6 Ni(OH)2 + SO4{2-}
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
H2SO4 + Zn = H2 + ZnO + S =>
H2SO4 + 4 Zn = H2 + 4 ZnO + S
CH3CH2OH + MnO4{-} + H{+} = Mn{2+} + CH3COOH + H2O =>
5 CH3CH2OH + 4 MnO4{-} + 12 H{+} = 4 Mn{2+} + 5 CH3COOH + 11 H2O
C5H10O2 + CH3OH = C6H12O2 + H2O =>
C5H10O2 + CH3OH = C6H12O2 + H2O
AgBr2 = AgBr + Br2 =>
2 AgBr2 = 2 AgBr + Br2
NaOH + Na2S3O3 + NaOCl = Na2SO4 + NaCl + H2O =>
4 NaOH + Na2S3O3 + 7 NaOCl = 3 Na2SO4 + 7 NaCl + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Cd{2+} + NaOH = Cd(OH)2 + Na{+} =>
Cd{2+} + 2 NaOH = Cd(OH)2 + 2 Na{+}
C3H4 + O2 = CO2 + H2O =>
C3H4 + 4 O2 = 3 CO2 + 2 H2O
Ca + Zn(No3)3 = Ca(No3) + Zn =>
3 Ca + Zn(No3)3 = 3 Ca(No3) + Zn
HNO3(aq) + Sn(s) = H2(g) + SnNO3(aq) =>
2 HNO3(aq) + 2 Sn(s) = H2(g) + 2 SnNO3(aq)
H2CO3 + AlCl3 = Al2(CO3)3 + HCl =>
3 H2CO3 + 2 AlCl3 = Al2(CO3)3 + 6 HCl
NaBH4 + H2SO4 = B + H2 + Na2SO4 =>
2 NaBH4 + H2SO4 = 2 B + 5 H2 + Na2SO4
KMnO4 + C2H4 = CO2 + Mn2O3 + K2CO3 + H2O =>
6 KMnO4 + 2 C2H4 = CO2 + 3 Mn2O3 + 3 K2CO3 + 4 H2O
(NH4)2Fe(SO4)2 + Na2S + H2O = Fe(OH)2 + H2S + (NH4)2SO4 + Na2SO4 =>
(NH4)2Fe(SO4)2 + Na2S + 2 H2O = Fe(OH)2 + H2S + (NH4)2SO4 + Na2SO4
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
(C3N2H4) + MgCl2 + (HCl) = (C3N2H5)2MgCl4 =>
2(C3N2H4) + MgCl2 + 2(HCl) = (C3N2H5)2MgCl4
FeSO4 + NaSCN = Fe(SCN)2 + Na2SO4 =>
FeSO4 + 2 NaSCN = Fe(SCN)2 + Na2SO4
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Al(OH)3 + NO2 = Al(OH)3NO2 =>
Al(OH)3 + NO2 = Al(OH)3NO2
HCl + NaOCl + Fe(NH4)2(SO4)2 = FeCl + NH4Cl + Na(SO4)2 + H2O =>
2 HCl + NaOCl + Fe(NH4)2(SO4)2 = FeCl + 2 NH4Cl + Na(SO4)2 + H2O
C5H12O + Na2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + C5H10O + H2O =>
3 C5H12O + Na2Cr2O7 + 4 H2SO4 = Na2SO4 + Cr2(SO4)3 + 3 C5H10O + 7 H2O
NO3 + C2H5OH = NH4 + CO2 + H2O =>
6 NO3 + 5 C2H5OH = 6 NH4 + 10 CO2 + 3 H2O
(COOH)2 + MnO4 = CO2 + Mn + H2O =>
4(COOH)2 + MnO4 = 8 CO2 + Mn + 4 H2O
Zn(OH)2 + Li2CO3 = ZnCO3 + LiOH =>
Zn(OH)2 + Li2CO3 = ZnCO3 + 2 LiOH
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
CrCl + Mg = MgCl2 + Cr =>
2 CrCl + Mg = MgCl2 + 2 Cr
Co(NO3)2(H2O)6 + NH3 + HCl = Co(NH3)6Cl3 + H2O + NO2 =>
7 Co(NO3)2(H2O)6 + 43 NH3 + 21 HCl = 7 Co(NH3)6Cl3 + 54 H2O + 15 NO2
Rb2S + HCl = RbCl + H2S =>
Rb2S + 2 HCl = 2 RbCl + H2S
K(MnO4) + KCl + H2(SO4) = Mn(SO4) + K2(SO4) + H2O + Cl2 =>
2 K(MnO4) + 10 KCl + 8 H2(SO4) = 2 Mn(SO4) + 6 K2(SO4) + 8 H2O + 5 Cl2
(NH4)2CO3 + FeF3 = NH4F + Fe2(CO3)3 =>
3(NH4)2CO3 + 2 FeF3 = 6 NH4F + Fe2(CO3)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/24
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