| Équations équilibrées la veille |
Ca3P2 + 11 H2SO4 = 3 CaSO4 + 8 SO2 + 2 H3PO4 + 8 H2O
CH2OHCH2OH + HCOOH = CH2OOCH2OOCH3 + H2O =>
5 CH2OHCH2OH + 8 HCOOH = 6 CH2OOCH2OOCH3 + 2 H2O
NaC2H3O2 + HC2H3O2 = C2H3O2 + NaH =>
NaC2H3O2 + HC2H3O2 = 2 C2H3O2 + NaH
Fe + Na2C2O4 = Fe(C2O4)3 + Na =>
Fe + 3 Na2C2O4 = Fe(C2O4)3 + 6 Na
K2Cr2O7 + K3AsO3 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + K3AsO4 =>
K2Cr2O7 + 3 K3AsO3 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 4 H2O + 3 K3AsO4
SO(s) + H2O(l) = SO4(s) + H2(g) =>
SO(s) + 3 H2O(l) = SO4(s) + 3 H2(g)
Ag2SO4 + CuNO3 = Cu2SO4 + AgNO3 =>
Ag2SO4 + 2 CuNO3 = Cu2SO4 + 2 AgNO3
H2S + CrO72{-} + H{+} = S + Cr3{+} + H2O =>
214 H2S + 3 CrO72{-} + 4 H{+} = 214 S + Cr3{+} + 216 H2O
Fe + KMnO4 = Fe2O3 + MnO2 + K2O =>
2 Fe + 2 KMnO4 = Fe2O3 + 2 MnO2 + K2O
Sn + O4 + HCl = SnCl2 + H2O =>
4 Sn + O4 + 8 HCl = 4 SnCl2 + 4 H2O
KIO + H2SO4 + FeSO4 = Fe(SO4)3 + K2SO4 + I2 + H2O =>
4 KIO + 4 H2SO4 + FeSO4 = Fe(SO4)3 + 2 K2SO4 + 2 I2 + 4 H2O
SiO2 + NaOH + H2O = SiO(OH)3 + Na =>
SiO2 + NaOH + H2O = SiO(OH)3 + Na
NaAc + H2SO4 = Na2SO4 + HAc =>
2 NaAc + H2SO4 = Na2SO4 + 2 HAc
Na2CO3 + FeSO4 + H2O2 = FeOHCO3 + Na2SO4 =>
2 Na2CO3 + 2 FeSO4 + H2O2 = 2 FeOHCO3 + 2 Na2SO4
KMnO4 + Na2CO3 + H2O + Na2SO3 = MnSO4 + Na2SO4 + NaOH + K2CO3 =>
2 KMnO4 + Na2CO3 + 3 H2O + 5 Na2SO3 = 2 MnSO4 + 3 Na2SO4 + 6 NaOH + K2CO3
TiCl4 + NaF = TiFCl4 + Na =>
TiCl4 + NaF = TiFCl4 + Na
H3Br + Cl2 = HCl + Br =>
2 H3Br + 3 Cl2 = 6 HCl + 2 Br
AgNO3Ca(NO3)2 = Ag(NO3)2NO3Ca =>
AgNO3Ca(NO3)2 = Ag(NO3)2NO3Ca
HCl(g) + NaHCO3(s) = NaCl(s) + H2O(aq) + CO2(aq) =>
HCl(g) + NaHCO3(s) = NaCl(s) + H2O(aq) + CO2(aq)
Ga(OH)3 + H2(SO4) = Ga2(SO4)3 + H2O =>
2 Ga(OH)3 + 3 H2(SO4) = Ga2(SO4)3 + 6 H2O
H2SO4 + AlCl3 = Al2S3O12 + HCl =>
3 H2SO4 + 2 AlCl3 = Al2S3O12 + 6 HCl
NH3(g) + CuO(aq) = Cu(s) + N2(g) + H2O(l) =>
2 NH3(g) + 3 CuO(aq) = 3 Cu(s) + N2(g) + 3 H2O(l)
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
Al + C = Al4C =>
4 Al + C = Al4C
Fe2(CO3)3 + H{+} = Fe{3+} + CO2 + H2O =>
Fe2(CO3)3 + 6 H{+} = 2 Fe{3+} + 3 CO2 + 3 H2O
ethylene + water = C2H6O =>
C2H4 + H2O = C2H6O
Al2Cl6 + H2O = Al(OH)3 + HCl =>
Al2Cl6 + 6 H2O = 2 Al(OH)3 + 6 HCl
(NH4)2CO3 + FeI2 = FeCO3 + NH4I =>
(NH4)2CO3 + FeI2 = FeCO3 + 2 NH4I
I2 + NaOH = NaI + H2O + NaIO3 =>
3 I2 + 6 NaOH = 5 NaI + 3 H2O + NaIO3
HNO2 = N2O4 + H =>
2 HNO2 = N2O4 + 2 H
CH3COOH + NaOH = C3HCOO + Na + H2O =>
2 CH3COOH + 3 NaOH = C3HCOO + 3 Na + 5 H2O
Mn + PbO2 + H{+} = H2O + Pb{+} + (MnO4{-}2) =>
3 Mn + 7 PbO2 + 4 H{+} = 2 H2O + 7 Pb{+} + 3(MnO4{-}2)
(NH2)2CO + NaOH = NaOCN + NH3 + H2O =>
(NH2)2CO + NaOH = NaOCN + NH3 + H2O
BaO2 + H2O = BaO2H2 + O2 =>
2 BaO2 + 2 H2O = 2 BaO2H2 + O2
Al + N = Al2N3 =>
2 Al + 3 N = Al2N3
NaClO = Na(s) + ClO(g) =>
NaClO = Na(s) + ClO(g)
SO4{-} + I{-} + H{+} = I2 + H2S + H2O =>
2 SO4{-} + 18 I{-} + 20 H{+} = 9 I2 + 2 H2S + 8 H2O
H2SO4 + H2O2 = H2SO3 + H2O3 =>
H2SO4 + H2O2 = H2SO3 + H2O3
C2H2O2 + NaOH = Na2C2O2 + H2O =>
C2H2O2 + 2 NaOH = Na2C2O2 + 2 H2O
VO2Cl + Zn + HCl = VOCl2 + ZnCl2 + H2O =>
2 VO2Cl + Zn + 4 HCl = 2 VOCl2 + ZnCl2 + 2 H2O
NO2 + NaOH + NO = NaNO2 + H2O =>
NO2 + 2 NaOH + NO = 2 NaNO2 + H2O
AgI + HCl = AgCl + HI =>
AgI + HCl = AgCl + HI
Na + H4O = NaO2H5 + H4 =>
4 Na + 8 H4O = 4 NaO2H5 + 3 H4
C + Ag2O = CO2 + Ag =>
C + 2 Ag2O = CO2 + 4 Ag
NBr2 + Cl2 = NClBr2 =>
2 NBr2 + Cl2 = 2 NClBr2
Sc2O3 + C = Sc4C3 + CO2 =>
2 Sc2O3 + 6 C = Sc4C3 + 3 CO2
BaCl2 + Mg = BaMg + MgCl2 =>
BaCl2 + 2 Mg = BaMg + MgCl2
C4H10 + Br2 = HBr + C4HBr =>
C4H10 + 5 Br2 = 9 HBr + C4HBr
ZnI2 + Li3N = Zn3N2 + LiI =>
3 ZnI2 + 2 Li3N = Zn3N2 + 6 LiI
Al(NO3)3(aq) + Ba(OH)2(aq) = Al(OH)3(s) + Ba(NO3)2(aq) =>
2 Al(NO3)3(aq) + 3 Ba(OH)2(aq) = 2 Al(OH)3(s) + 3 Ba(NO3)2(aq)
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Équations équilibrées sur01/24/25
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