| Équations équilibrées la veille |
N2H2 = 2 NH
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
LiOH + Zn(NO3)2 = Zn(OH)2 + LiNO3 =>
2 LiOH + Zn(NO3)2 = Zn(OH)2 + 2 LiNO3
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
HCHO2 + O2 = CO2 + H2O =>
2 HCHO2 + O2 = 2 CO2 + 2 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
NaH2 = H2Na =>
NaH2 = H2Na
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
HCl + K2Cr2O7 + FeS = Cr2S + K2S + S + FeCl2 + H2O =>
14 HCl + K2Cr2O7 + 7 FeS = Cr2S + K2S + 5 S + 7 FeCl2 + 7 H2O
Cu2SO4 + HClO4 = CuClO4 + H2SO4 =>
Cu2SO4 + 2 HClO4 = 2 CuClO4 + H2SO4
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
CH2BrCH3 + Na = CH3CH2CH2CH3 + NaBr =>
2 CH2BrCH3 + 2 Na = CH3CH2CH2CH3 + 2 NaBr
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
HCl + HNO3 = HNO2 + H2O + Cl2 =>
2 HCl + HNO3 = HNO2 + H2O + Cl2
AgClO3 + FeSO4 = Fe(ClO3)2 + Ag2SO4 =>
2 AgClO3 + FeSO4 = Fe(ClO3)2 + Ag2SO4
C25H100 + O2 = CO2 + H2O =>
C25H100 + 50 O2 = 25 CO2 + 50 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HC3H2O2 + H2O = H3O + HC2H2O2 =>
2 HC3H2O2 + 3 H2O = H3O + 3 HC2H2O2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
OF2 + H2O = O2 + HF =>
OF2 + H2O = O2 + 2 HF
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K2PO4 + NiCl2 = NiPO4 + K2Cl2 =>
K2PO4 + NiCl2 = NiPO4 + K2Cl2
Sn + P4 = Sn3P4 =>
3 Sn + P4 = Sn3P4
OH + HCH2ClCO2 = CH2ClCO2 + H2O =>
OH + HCH2ClCO2 = CH2ClCO2 + H2O
Zn + NO3 = ZnO3 + N =>
Zn + NO3 = ZnO3 + N
HI + KOH = KI + H2O =>
HI + KOH = KI + H2O
AsH3 + ZnCl2 + H2O = As2O3 + Zn + HCl =>
2 AsH3 + 6 ZnCl2 + 3 H2O = As2O3 + 6 Zn + 12 HCl
P4(l) + O2(g) = P2O5(g) =>
P4(l) + 5 O2(g) = 2 P2O5(g)
PbO2(heat) = PbO2 =>
PbO2(heat) = PbO2
Zn + Na2CO3 + H2O = Na2[Zn(OH)4] + H2 + CO2 =>
Zn + Na2CO3 + 3 H2O = Na2[Zn(OH)4] + H2 + CO2
Cu2{+} + I{-} = Cu + I2 =>
2 Cu2{+} + 2 I{-} = 4 Cu + I2
C2H4 + PdCl2 + H2O = C2H4OH + Pd + HCl =>
2 C2H4 + PdCl2 + 2 H2O = 2 C2H4OH + Pd + 2 HCl
Al2O3 + K2SO3 = Al2(SO3)3 + K2O =>
Al2O3 + 3 K2SO3 = Al2(SO3)3 + 3 K2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH3OH + KMnO4 + H2SO4 = COOH2 + MnSO4 + K2SO4 + H2O =>
5 CH3OH + 4 KMnO4 + 6 H2SO4 = 5 COOH2 + 4 MnSO4 + 2 K2SO4 + 11 H2O
NH4OH + HNO2 = H2O + (NH4)NO2 =>
NH4OH + HNO2 = H2O + (NH4)NO2
H2(SO4) + Na(CN) = H(CN) + Na2(SO4) =>
H2(SO4) + 2 Na(CN) = 2 H(CN) + Na2(SO4)
S + O2 = SO2 =>
S + O2 = SO2
C2H5OH + Cr2O72{-} + H{+} = CH3COH + Cr3{+} + H2O =>
427 C2H5OH + 6 Cr2O72{-} + 10 H{+} = 427 CH3COH + 4 Cr3{+} + 432 H2O
FeBr3 + (NH4)2S = Fe2S3 + NH4Br =>
2 FeBr3 + 3(NH4)2S = Fe2S3 + 6 NH4Br
C7H14OH + O2 = CO2 + H2O =>
4 C7H14OH + 41 O2 = 28 CO2 + 30 H2O
Zn2Fe(CN)6 + NaOH = Na4Fe(CN)6 + Zn(OH)2 =>
Zn2Fe(CN)6 + 4 NaOH = Na4Fe(CN)6 + 2 Zn(OH)2
KMnO4 + Al + H2SO4 = Al2(SO4)3 + MnO2 + K2SO4 + H2O =>
2 KMnO4 + 2 Al + 4 H2SO4 = Al2(SO4)3 + 2 MnO2 + K2SO4 + 4 H2O
ClO3{-} + H{+} + {-} = Cl{-} + H2O =>
ClO3{-} + 6 H{+} + 6e = Cl{-} + 3 H2O
C6H5OH + O2 = CO2 + H2O =>
C6H5OH + 7 O2 = 6 CO2 + 3 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CoCl2*6H2O + NH4Cl + NH4OH + H2O2 = [Co(NH3)5]Cl3 + H2O =>
2 CoCl2*6H2O + 2 NH4Cl + 8 NH4OH + H2O2 = 2[Co(NH3)5]Cl3 + 22 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
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