| Équations équilibrées la veille |
Na2O + H2O = 2 NaOH
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C2H2O + HNO3 = CO2 + H2O + NO2 =>
C2H2O + 8 HNO3 = 2 CO2 + 5 H2O + 8 NO2
O2 + NCl3 = Cl2O + N2 =>
3 O2 + 4 NCl3 = 6 Cl2O + 2 N2
CsCl + F2 = CsF + Cl2 =>
2 CsCl + F2 = 2 CsF + Cl2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C2H5OH + C2H2O4 = C2H5(COO)2 + H2O =>
9 C2H5OH + 11 C2H2O4 = 10 C2H5(COO)2 + 13 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Be(NO3)2 = Be + NO3 =>
Be(NO3)2 = Be + 2 NO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C2H6O + K2Cr2O7 + H2SO4 = C2H4O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H6O + K2Cr2O7 + 4 H2SO4 = 3 C2H4O + K2SO4 + Cr2(SO4)3 + 7 H2O
Mg + FeSO4 = MgSO4 + Fe =>
Mg + FeSO4 = MgSO4 + Fe
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
FeCl3 + KCSN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KCSN = Fe(SCN)3 + 3 KCl
Cu(NO3)2 + NH3 + H2O = Cu(NH3)4 + NO4NO3 =>
10 Cu(NO3)2 + 38 NH3 + 3 H2O = 10 Cu(NH3)4 + 9 NO4NO3
KClO3 = KCl + O2* =>
2 KClO3 = 2 KCl + 3 O2*
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
AgCN = Ag + CN =>
AgCN = Ag + CN
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2 =>
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2
FeS2 + HNO3 + Br2 = Fe(NO3)3 + HBr + S =>
2 FeS2 + 6 HNO3 + 3 Br2 = 2 Fe(NO3)3 + 6 HBr + 4 S
Pt(NO3)4 = PtO2 + NO2 + O2 =>
Pt(NO3)4 = PtO2 + 4 NO2 + O2
XV2O5 + XNaOH = XH2O + XNaVO3 =>
XV2O5 + 2 XNaOH = XH2O + 2 XNaVO3
HCOH + [Ag(NH3)2]OH = Ag + NH3 + H2O + CO2 =>
HCOH + 4[Ag(NH3)2]OH = 4 Ag + 8 NH3 + 3 H2O + CO2
Ra + Cl2 = RaCl2 =>
Ra + Cl2 = RaCl2
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
AsS5 + HNO3 = H3AsO4 + H2SO4 + NO2 + H2O =>
AsS5 + 35 HNO3 = H3AsO4 + 5 H2SO4 + 35 NO2 + 11 H2O
KMnO4 + ZnCl2 = KCl + Zn(MnO4)2 =>
2 KMnO4 + ZnCl2 = 2 KCl + Zn(MnO4)2
Ni + H = NiH =>
Ni + H = NiH
KMnO4 + ZnCl2 = KCl + Zn(MnO4)2 =>
2 KMnO4 + ZnCl2 = 2 KCl + Zn(MnO4)2
Na[Al(OH)4] + HCl = NaCl + AlCl3 + H2O =>
Na[Al(OH)4] + 4 HCl = NaCl + AlCl3 + 4 H2O
CN + H3O = HCN + H2O =>
CN + H3O = HCN + H2O
KMnO4 + ZnCl2 = KCl + Zn(MnO4)2 =>
2 KMnO4 + ZnCl2 = 2 KCl + Zn(MnO4)2
C6H12O6(aq) = CO2(g) + C2H5OH(aq) =>
C6H12O6(aq) = 2 CO2(g) + 2 C2H5OH(aq)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH4Cl + HgC2H3O2 = NH4C2H3O2 + HgCl =>
NH4Cl + HgC2H3O2 = NH4C2H3O2 + HgCl
AgBrNaBr = AgNaBr2 =>
AgBrNaBr = AgNaBr2
Na2C2O4 = CO2 + Na =>
Na2C2O4 = 2 CO2 + 2 Na
C8H9NO2 + NaOH = C8H8NO2{-} + H2O + Na{+} =>
C8H9NO2 + NaOH = C8H8NO2{-} + H2O + Na{+}
Sn + MgBr2 = SnBr + Mg =>
2 Sn + MgBr2 = 2 SnBr + Mg
Br{-} + MnO4{-} + H{+} = Br2 + Mn{2+} + H2O =>
10 Br{-} + 2 MnO4{-} + 16 H{+} = 5 Br2 + 2 Mn{2+} + 8 H2O
NaOH + FeBr3 = NaBr3 + FeOH =>
NaOH + FeBr3 = NaBr3 + FeOH
Br + O2 = Br2O4 =>
2 Br + 2 O2 = Br2O4
IO3 + H2SO4 = I + SO4 + H2O =>
IO3 + 3 H2SO4 = I + 3 SO4 + 3 H2O
MgSiHCl = MgClSiH =>
MgSiHCl = MgClSiH
Sn + NaOH = Na2SnO2 + H2 =>
Sn + 2 NaOH = Na2SnO2 + H2
Cr2(CO3)3 + Ca(OH)2 = Cr(OH)3 + CaCO3 =>
Cr2(CO3)3 + 3 Ca(OH)2 = 2 Cr(OH)3 + 3 CaCO3
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
B2O3 + C + Cl2 = BCl3 + CO2 =>
2 B2O3 + 3 C + 6 Cl2 = 4 BCl3 + 3 CO2
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Équations équilibrées sur12/23/24
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