| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + H2SO4 = K2SO4 + Mn2O7 + H2O
Ca(CN)2 + H2O = HCN + Ca(OH)2 =>
Ca(CN)2 + 2 H2O = 2 HCN + Ca(OH)2
Zn + H2Po4 = ZnH2Po4 =>
Zn + H2Po4 = ZnH2Po4
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Cd(NO3)2 + NH4S = CdS2 + NH4NO3 =>
Cd(NO3)2 + 2 NH4S = CdS2 + 2 NH4NO3
C3C6H6 + O2 = CO2 + H2O =>
2 C3C6H6 + 21 O2 = 18 CO2 + 6 H2O
HClO3 = H2O + ClO2 + HClO4 =>
3 HClO3 = H2O + 2 ClO2 + HClO4
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Ca(s) + Br2(l) = CaBr2(s) =>
Ca(s) + Br2(l) = CaBr2(s)
Zn + H2Po4 = ZnH2Po4 =>
Zn + H2Po4 = ZnH2Po4
HBrO3 + Ba(OH)2 = Ba(BrO3)2 + H2O =>
2 HBrO3 + Ba(OH)2 = Ba(BrO3)2 + 2 H2O
C2H2 + O2 = CHO =>
C2H2 + O2 = 2 CHO
P4(s) + O2(g) = P4O10(s) =>
P4(s) + 5 O2(g) = P4O10(s)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
BaCl2 + K2SO4 = BaSO4 + KCl =>
BaCl2 + K2SO4 = BaSO4 + 2 KCl
BaCO3 + Na2SO4 = BaSO4 + Na2CO3 =>
BaCO3 + Na2SO4 = BaSO4 + Na2CO3
NaOH + Pb(NO3)2 = Na(NO3)2 + PbOH =>
NaOH + Pb(NO3)2 = Na(NO3)2 + PbOH
NaOH + HCl = H2O + NaCl =>
NaOH + HCl = H2O + NaCl
Sb2S3(s) + HCl(aq) = SbCl3(s) + H2S(g) =>
Sb2S3(s) + 6 HCl(aq) = 2 SbCl3(s) + 3 H2S(g)
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Fe2O3(s) + C(s) = Fe(s) + CO(g) =>
Fe2O3(s) + 3 C(s) = 2 Fe(s) + 3 CO(g)
Sn(OH) + HBr = H2O + SnBr =>
Sn(OH) + HBr = H2O + SnBr
Na + O = NaO =>
Na + O = NaO
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
Pb(C2H3O2)2 + KI = PbI2 + KC2H3O2 =>
Pb(C2H3O2)2 + 2 KI = PbI2 + 2 KC2H3O2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
C6H8O7H2O + KOH = H2O + C6H5K3O7 =>
C6H8O7H2O + 3 KOH = 4 H2O + C6H5K3O7
Fe{3+} + I{-} = Fe{2+} + I2 =>
2 Fe{3+} + 2 I{-} = 2 Fe{2+} + I2
NH4CNO = H2NCONH2 =>
NH4CNO = H2NCONH2
C51H98O6 + CH3OH = C20H40O2 + C3H8O3 =>
2 C51H98O6 + 7 CH3OH = 5 C20H40O2 + 3 C3H8O3
Na3N = Na + N2 =>
2 Na3N = 6 Na + N2
Mg(OH)2 + HNO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 HNO3 = Mg(NO3)2 + 2 H2O
S + HNO3 = H2SO4 + NO2 + H20 =>
10 S + 40 HNO3 = 10 H2SO4 + 40 NO2 + H20
NH4CNO = H2NCONH2 =>
NH4CNO = H2NCONH2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C6H8O7H2O + KOH = H2O + C6H5K3O7 =>
C6H8O7H2O + 3 KOH = 4 H2O + C6H5K3O7
NH4ClO3 + Ca2SO3 = (NH4)2SO3 + CaClO3 =>
2 NH4ClO3 + Ca2SO3 = (NH4)2SO3 + 2 CaClO3
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Mg(NO3)2 + NaOH = MgOH + Na(NO3)2 =>
Mg(NO3)2 + NaOH = MgOH + Na(NO3)2
Br2 + NaCl = NaBr + Cl2 =>
Br2 + 2 NaCl = 2 NaBr + Cl2
CuS + HNO3 = Cu(NO3)2 + NO + S2 + H2O =>
6 CuS + 16 HNO3 = 6 Cu(NO3)2 + 4 NO + 3 S2 + 8 H2O
Cu2S + HNO3 = Cu(NO3)2 + NO + S2 + H2O =>
6 Cu2S + 32 HNO3 = 12 Cu(NO3)2 + 8 NO + 3 S2 + 16 H2O
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/28/12
Équations équilibrées sur03/29/11
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