Équations équilibrées la veille |
5 SO2 + 2 NaIO3 + 4 H2O = 4 H2SO4 + Na2SO4 + I2
C3H6(OH)2 + O2 = CO2 + H2O =>
C3H6(OH)2 + 4 O2 = 3 CO2 + 4 H2O
CH3CHO + O2 = CO2 + H2O =>
2 CH3CHO + 5 O2 = 4 CO2 + 4 H2O
C + O2 = CO2 =>
C + O2 = CO2
Na2S + H2SO4 = Na2SO4 + H2S =>
Na2S + H2SO4 = Na2SO4 + H2S
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
H2CCH2 + HBr = H3CCH2Br =>
H2CCH2 + HBr = H3CCH2Br
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KI + H2SO4 + Na2[B2(O2)2(OH)4] = Na2SO4 + K2SO4 + I2 + B2O3 + H2O =>
4 KI + 3 H2SO4 + Na2[B2(O2)2(OH)4] = Na2SO4 + 2 K2SO4 + 2 I2 + B2O3 + 5 H2O
NiCl2 + NH4OH = [Ni(NH3)4(OH2)2](OH)2 + NH4Cl + H2O =>
NiCl2 + 6 NH4OH = [Ni(NH3)4(OH2)2](OH)2 + 2 NH4Cl + 2 H2O
Au + HCN + O2 = AuCN + H2O2 =>
2 Au + 2 HCN + O2 = 2 AuCN + H2O2
CaS + SO2 + H2O = CaS2O3 + Ca(SH)2 =>
4 CaS + 4 SO2 + H2O = 3 CaS2O3 + Ca(SH)2
Cl + NaOH = NaCl + NaClO + H2O =>
2 Cl + 2 NaOH = NaCl + NaClO + H2O
BCl3 + AlSO4 = BSO4 + AlCl3 =>
BCl3 + AlSO4 = BSO4 + AlCl3
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
KBr2 + KBrO3 + H2SO4 = Br2 + K2SO4 + H2O =>
10 KBr2 + 2 KBrO3 + 6 H2SO4 = 11 Br2 + 6 K2SO4 + 6 H2O
MnCl2 + NaClO + H2O = MnO2 + NaCl + HCl =>
MnCl2 + NaClO + H2O = MnO2 + NaCl + 2 HCl
BCl3 + AlSO4 = BSO4 + AlCl3 =>
BCl3 + AlSO4 = BSO4 + AlCl3
NiCl2 + NH4OH = [Ni(NH3)4(OH2)2](OH)2 + NH4Cl + H2O =>
NiCl2 + 6 NH4OH = [Ni(NH3)4(OH2)2](OH)2 + 2 NH4Cl + 2 H2O
MnCl2 + NaClO + H2O = MnO2 + NaCl + HCl =>
MnCl2 + NaClO + H2O = MnO2 + NaCl + 2 HCl
C18H29NO4 + O2 = CO2 + H2O + N2 =>
4 C18H29NO4 + 93 O2 = 72 CO2 + 58 H2O + 2 N2
H2SO4 + Cl2Ba = SO4Ba + HCl =>
H2SO4 + Cl2Ba = SO4Ba + 2 HCl
CaS + SO2 + H2O = CaS2O3 + Ca(SH)2 =>
4 CaS + 4 SO2 + H2O = 3 CaS2O3 + Ca(SH)2
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Cr2O3 + H{+} = Cr{3+} + H2O =>
Cr2O3 + 6 H{+} = 2 Cr{3+} + 3 H2O
SO2(g) + KOH(ac) = K2SO3(ac) + H2O(l) =>
SO2(g) + 2 KOH(ac) = K2SO3(ac) + H2O(l)
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Cu(s) + S(aq) = CuS(s) =>
Cu(s) + S(aq) = CuS(s)
K + Al(NO3)3 = Al + KNO3 =>
3 K + Al(NO3)3 = Al + 3 KNO3
CH2NO2 + O2 = CO2 + H2O + NO2 =>
2 CH2NO2 + 3 O2 = 2 CO2 + 2 H2O + 2 NO2
NaHCO3 + CH3CO2H = CO2 + CH3CO2Na + H2O =>
NaHCO3 + CH3CO2H = CO2 + CH3CO2Na + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na2OOCCOO + HCl = H2OOCCOO + NaCl =>
Na2OOCCOO + 2 HCl = H2OOCCOO + 2 NaCl
CaCO3 + Ca(OH)2 = CaO + H2O2 + CH4 =>
CaCO3 + 6 Ca(OH)2 = 7 CaO + 4 H2O2 + CH4
KNO3 + Li3PO4 = LiNO3 + K3PO4 =>
3 KNO3 + Li3PO4 = 3 LiNO3 + K3PO4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
(NH4)2S + Fe(NO3)2 = NH4NO3 + FeS =>
(NH4)2S + Fe(NO3)2 = 2 NH4NO3 + FeS
CaO(heat) = Ca + O =>
CaO(heat) = Ca + O
HgI2 + AgNO3 = Hg(NO3)2 + AgI =>
HgI2 + 2 AgNO3 = Hg(NO3)2 + 2 AgI
MnOOH = MnO2 + H{+} + e =>
MnOOH = MnO2 + H{+} + e
[Co(NH3)4(CO3)]2SO4 + KOH + H2O = CoO(OH) + K2SO4 + (NH4)2CO3 + NH3 =>
[Co(NH3)4(CO3)]2SO4 + 2 KOH + 2 H2O = 2 CoO(OH) + K2SO4 + 2(NH4)2CO3 + 4 NH3
Cr2(SO4)3 + Al = CrSO4 + Al2(SO4)3 =>
3 Cr2(SO4)3 + 2 Al = 6 CrSO4 + Al2(SO4)3
FeCl3 + Fe + NaOH = Fe(OH)2 + NaCl =>
2 FeCl3 + Fe + 6 NaOH = 3 Fe(OH)2 + 6 NaCl
Cr2(SO4)3 + Al = CrSO4 + Al2(SO4)3 =>
3 Cr2(SO4)3 + 2 Al = 6 CrSO4 + Al2(SO4)3
HN3 + CO2 = N2O + HCNO =>
HN3 + CO2 = N2O + HCNO
FeCl3 + Fe + NaOH = Fe(OH)2 + NaCl =>
2 FeCl3 + Fe + 6 NaOH = 3 Fe(OH)2 + 6 NaCl
MnOOH = MnO2 + H{+} + e =>
MnOOH = MnO2 + H{+} + e
KBr2 + KBrO3 + H2SO4 = Br2 + K2SO4 + H2O =>
10 KBr2 + 2 KBrO3 + 6 H2SO4 = 11 Br2 + 6 K2SO4 + 6 H2O
NaOH + CaCI2 = NaCI2 + CaOH =>
NaOH + CaCI2 = NaCI2 + CaOH
KJO3 + KJ + HCl = KCl + J3 + H2O =>
KJO3 + 5 KJ + 6 HCl = 6 KCl + 2 J3 + 3 H2O
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