Équations équilibrées la veille |
2 Na(s) + 2 H2O = 2 NaOH + H2(g)
HNO3 + Na = NaNO3 + NH3 + H2O =>
9 HNO3 + 8 Na = 8 NaNO3 + NH3 + 3 H2O
OHCH2CHCHCH2OH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CH3COOH =>
5 OHCH2CHCHCH2OH + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 6 H2O + 10 CH3COOH
Ca(OH)2 + S = CaS3 + CaS2O3 + H2O =>
3 Ca(OH)2 + 8 S = 2 CaS3 + CaS2O3 + 3 H2O
N2 + CI2 = NCI2 =>
N2 + 2 CI2 = 2 NCI2
MnO2 + NaCl = Na2O + MnCl2 + Cl2 =>
MnO2 + 4 NaCl = 2 Na2O + MnCl2 + Cl2
CS2 + CO2 = COS =>
CS2 + CO2 = 2 COS
C2H3ClO2 + NH3 = C2H5NO2 + HCl =>
C2H3ClO2 + NH3 = C2H5NO2 + HCl
CuSO4(aq) + NH4Cl(aq) = CuCl2(s) + (NH4)2SO4 =>
CuSO4(aq) + 2 NH4Cl(aq) = CuCl2(s) + (NH4)2SO4
Au(OH)3 = Au + H2O + O2 =>
4 Au(OH)3 = 4 Au + 6 H2O + 3 O2
Mn{2+} + Cl2 + H2O = MnO4{-} + Cl{-} + H{+} =>
2 Mn{2+} + 5 Cl2 + 8 H2O = 2 MnO4{-} + 10 Cl{-} + 16 H{+}
Mg + NaOH = Mg(OH)2 + Na =>
Mg + 2 NaOH = Mg(OH)2 + 2 Na
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn + Fe + S = Zn(FeS2)2 =>
Zn + 2 Fe + 4 S = Zn(FeS2)2
Fe + KMnO4 = Fe2O3 + KMn =>
8 Fe + 3 KMnO4 = 4 Fe2O3 + 3 KMn
Co(s) + HCl = CoCl2 + H2 =>
Co(s) + 2 HCl = CoCl2 + H2
KOH + H = K + HOH =>
KOH + H = K + HOH
Ti3P4 = Ti3 + P4 =>
Ti3P4 = Ti3 + P4
MnO2 + KCIO3 + KOH = KMnO4 + KCI + H2O =>
2 MnO2 + KCIO3 + 2 KOH = 2 KMnO4 + KCI + H2O
Fe + CO = FeO + C =>
Fe + CO = FeO + C
(C2H5)3N + HNO3 = NO3{-} + (C2H5)3NH{+} =>
(C2H5)3N + HNO3 = NO3{-} + (C2H5)3NH{+}
FeCl3 + Na3AsO4 = FeAsO4 + Na3Cl3 =>
FeCl3 + Na3AsO4 = FeAsO4 + Na3Cl3
B + H2O = BO + H2 =>
B + H2O = BO + H2
CuO + H2SO3 = CuSO3 + H2O =>
CuO + H2SO3 = CuSO3 + H2O
(NH4)2CO3(aq) + CaCl2(aq) = (NH4)Cl(aq) + CaCO3(s) =>
(NH4)2CO3(aq) + CaCl2(aq) = 2(NH4)Cl(aq) + CaCO3(s)
C2H4Cl2 + O2 = CO + H2O + HCl =>
2 C2H4Cl2 + 3 O2 = 4 CO + 2 H2O + 4 HCl
C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O
CH3CH2Cl + Cl2 = CH2ClCH2Cl + HCl =>
CH3CH2Cl + Cl2 = CH2ClCH2Cl + HCl
C10H15NO + K2Cr2O7 + H2SO5 = C10H13NO + K2SO5 + H2O + Cr2(SO5)3 =>
3 C10H15NO + K2Cr2O7 + 4 H2SO5 = 3 C10H13NO + K2SO5 + 7 H2O + Cr2(SO5)3
K2S2O8 + AgNO3 = AgS2O8 + K2SO4 + KNO3 =>
3 K2S2O8 + 2 AgNO3 = 2 AgS2O8 + 2 K2SO4 + 2 KNO3
NiCl2*6H2O + C2H8N2 = [Ni(C2H8N2)3]Cl2 + H2O =>
NiCl2*6H2O + 3 C2H8N2 = [Ni(C2H8N2)3]Cl2 + 6 H2O
Mg + O3 = MgO2 =>
3 Mg + 2 O3 = 3 MgO2
MgCl2(aq) + Ca(OH)2(aq) = Mg(OH)2 + CaCl2 =>
MgCl2(aq) + Ca(OH)2(aq) = Mg(OH)2 + CaCl2
Cl2(g) + NaF(aq) = Cl2F + Na =>
Cl2(g) + NaF(aq) = Cl2F + Na
NaHCO3 + H2O2 = Na2O2 + H2CO3 =>
2 NaHCO3 + H2O2 = Na2O2 + 2 H2CO3
Zn + KNO3 + KOH = NH3 + K2ZnO2 + H2O =>
4 Zn + KNO3 + 7 KOH = NH3 + 4 K2ZnO2 + 2 H2O
SO + H2O = SH2O2 =>
SO + H2O = SH2O2
Na2SO4 + NaOH = Na + SO4(OH)2 =>
Na2SO4 + 2 NaOH = 4 Na + SO4(OH)2
Ba + CuCl2 = BaCu + Cl2 =>
Ba + CuCl2 = BaCu + Cl2
Zn(OH)2 + Ba(OH)2 = Ba[Zn(OH)4] =>
Zn(OH)2 + Ba(OH)2 = Ba[Zn(OH)4]
C4H10O + Na = C4H8ONa + H2 =>
C4H10O + Na = C4H8ONa + H2
CuFeS2 + O2 = Cu2S + FeS + SO2 =>
2 CuFeS2 + O2 = Cu2S + 2 FeS + SO2
MgCl2 + H2SO4 = MgSO4 + H2Cl2 =>
MgCl2 + H2SO4 = MgSO4 + H2Cl2
C9H10O + CH5N = C10H15N + O2 =>
2 C9H10O + 2 CH5N = 2 C10H15N + O2
Al2S3 + HOH = Al(OH)3 + H2S =>
Al2S3 + 6 HOH = 2 Al(OH)3 + 3 H2S
C4H6 + KMnO4 + H2O = C4H6(OH)4 + MnO2 + KOH =>
3 C4H6 + 4 KMnO4 + 8 H2O = 3 C4H6(OH)4 + 4 MnO2 + 4 KOH
CaC2 + N2 = CaCN2 + C =>
CaC2 + N2 = CaCN2 + C
CH3COOH + Al(OH)3 = H2O + C6H9AlO6 =>
3 CH3COOH + Al(OH)3 = 3 H2O + C6H9AlO6
Ag2O + NH3 + H2O = Ag(NH3)2{+} + OH{-} =>
Ag2O + 4 NH3 + H2O = 2 Ag(NH3)2{+} + 2 OH{-}
C15H32(pentadecano) + O2 = CO2 + H2O =>
C15H32(pentadecano) + 23 O2 = 15 CO2 + 16 H2O
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