| Équations équilibrées la veille |
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
FeS2 + KClO3 = SO2 + Fe2O3 + KCl =>
6 FeS2 + 11 KClO3 = 12 SO2 + 3 Fe2O3 + 11 KCl
HNO3 + As2O + H2O = H3AsO4 + NO =>
8 HNO3 + 3 As2O + 5 H2O = 6 H3AsO4 + 8 NO
Na2CO3 + H2SO4 = Na2SO4 + CO3H2 =>
Na2CO3 + H2SO4 = Na2SO4 + CO3H2
NH4Cl(aq) + AgCH3COO = AgCl + NH4CH3COO =>
NH4Cl(aq) + AgCH3COO = AgCl + NH4CH3COO
VSO4 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + V2(SO4)3 + H2O =>
10 VSO4 + 2 KMnO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 V2(SO4)3 + 8 H2O
NaHSO3 + O2 = NaHSO4 =>
2 NaHSO3 + O2 = 2 NaHSO4
Mg + Cr(NO3)3 = Cr + Mg(NO3)2 =>
3 Mg + 2 Cr(NO3)3 = 2 Cr + 3 Mg(NO3)2
PdO = Pd + O =>
PdO = Pd + O
Mg3 + C2 = MgC6 =>
Mg3 + 9 C2 = 3 MgC6
K2Cr2O7 + SnCl2 + HCl = SnCl4 + KCl + H2O + CrCl3 =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 3 SnCl4 + 2 KCl + 7 H2O + 2 CrCl3
SIO2 + H2SO4 = SI(SO4)2 + H2O =>
SIO2 + 2 H2SO4 = SI(SO4)2 + 2 H2O
NaNO2 + H2SO4 = NO + NO2 + Na2SO4 + H2O =>
2 NaNO2 + H2SO4 = NO + NO2 + Na2SO4 + H2O
NH4Cl + NaOH = H2O + NH3 + NaCl =>
NH4Cl + NaOH = H2O + NH3 + NaCl
C3H7COOH + SOCl2 = C3H7COCl + HCl + SO2 =>
C3H7COOH + SOCl2 = C3H7COCl + HCl + SO2
CuCO3 = Cu2O + CO + O =>
2 CuCO3 = Cu2O + 2 CO + 3 O
Ag(NH3)2OH + C2H5OH = C2H4O + Ag + NH3 + H2O =>
2 Ag(NH3)2OH + C2H5OH = C2H4O + 2 Ag + 4 NH3 + 2 H2O
PH3 + KMgO4 + H2SO4 = MgSO4 + H3PO4 + K2SO4 + H2O =>
5 PH3 + 8 KMgO4 + 12 H2SO4 = 8 MgSO4 + 5 H3PO4 + 4 K2SO4 + 12 H2O
P2O5 + Sn(OH)4 = Sn3(PO4)4 + H2O =>
2 P2O5 + 3 Sn(OH)4 = Sn3(PO4)4 + 6 H2O
Mn(NO3)2 + Na2SO4 = MnSO4 + NaNO3 =>
Mn(NO3)2 + Na2SO4 = MnSO4 + 2 NaNO3
C8H18 + O2 = C + H2O =>
2 C8H18 + 9 O2 = 16 C + 18 H2O
Zn(OH)2 + Mg(OH)2 = MgZn(OH)4 =>
Zn(OH)2 + Mg(OH)2 = MgZn(OH)4
CoSO4 + Ba(OH)2 = Co(OH)2 + BaSO4 =>
CoSO4 + Ba(OH)2 = Co(OH)2 + BaSO4
No3 = No2 =>
2 No3 = 3 No2
NO3{-} + H2O + e = NH3 + OH{-} =>
NO3{-} + 6 H2O + 8e = NH3 + 9 OH{-}
C + Na = C2Na =>
2 C + Na = C2Na
Ba(OH)2 + H2SO4 = BaSO4 + H2O2 + H2 =>
Ba(OH)2 + H2SO4 = BaSO4 + H2O2 + H2
Al + NO3[{-}] + OH[{-}] + H2O = NH3 + Al(OH)4[{-}] =>
8 Al + 3 NO3[{-}] + 5 OH[{-}] + 18 H2O = 3 NH3 + 8 Al(OH)4[{-}]
Me + N2 = Me3N2 =>
3 Me + N2 = Me3N2
Ba(NO3)2 + NaCl = Ba(NaCl) + (NO3)2 =>
Ba(NO3)2 + NaCl = Ba(NaCl) + (NO3)2
Al + I2 + H2O = HI + Al(OH)3 =>
2 Al + 3 I2 + 6 H2O = 6 HI + 2 Al(OH)3
HBr + H2SO4 = Br2 + H2SO3 + H2O =>
2 HBr + H2SO4 = Br2 + H2SO3 + H2O
Cu + HgSO4 = CuSO4 + Hg =>
Cu + HgSO4 = CuSO4 + Hg
C5 + Na3P = C5P + Na =>
C5 + Na3P = C5P + 3 Na
C52H84O22 + O2 = CO2 + H2O =>
C52H84O22 + 62 O2 = 52 CO2 + 42 H2O
VO4{-} + SO3{2-} + H{+} = SO4{2-} + VO2 + H2O =>
2 VO4{-} + 3 SO3{2-} + 2 H{+} = 3 SO4{2-} + 2 VO2 + H2O
Ti + CaCrO4 = CaTiO3 + CaCr2O4 + Cr2O3 =>
3 Ti + 4 CaCrO4 = 3 CaTiO3 + CaCr2O4 + Cr2O3
Mg + Al = MgAl3 =>
Mg + 3 Al = MgAl3
KMnO4 + H2SO4 + Na2S2O4 = MnSO4 + K2SO4 + H2O + Na2SO4 =>
6 KMnO4 + 4 H2SO4 + 5 Na2S2O4 = 6 MnSO4 + 3 K2SO4 + 4 H2O + 5 Na2SO4
MgSO4 + Na2CO3 = MgCO3 + Na2SO4 =>
MgSO4 + Na2CO3 = MgCO3 + Na2SO4
HNO3 + FeO = Fe(NO3)3 + H2O + NO =>
10 HNO3 + 3 FeO = 3 Fe(NO3)3 + 5 H2O + NO
NH4Cl + NaOH = H2O + NH3 + NaCl =>
NH4Cl + NaOH = H2O + NH3 + NaCl
Na2S2O3 + I2 + C6H10O5 = NaI + CO2 + H2S + O =>
5 Na2S2O3 + 5 I2 + 2 C6H10O5 = 10 NaI + 12 CO2 + 10 H2S + O
NH4Cl + NaOH = H2O + NH3 + NaCl =>
NH4Cl + NaOH = H2O + NH3 + NaCl
NH4OH + Al(NO3)3 = Al(OH) + NH4(NO3)3 =>
NH4OH + Al(NO3)3 = Al(OH) + NH4(NO3)3
AgNO3 + (CoCl4)2 = AgCl + Co(NO3)2 + Cl =>
4 AgNO3 + (CoCl4)2 = 4 AgCl + 2 Co(NO3)2 + 4 Cl
Mo{3+} + Ce{4+} + H2O = MoO4{2+} + Ce{3+} + H{+} =>
Mo{3+} + 7 Ce{4+} + 4 H2O = MoO4{2+} + 7 Ce{3+} + 8 H{+}
MgI2 + KF = KI + MgF2 =>
MgI2 + 2 KF = 2 KI + MgF2
NH4Cl + KOH = H2O + NH3 + KCl =>
NH4Cl + KOH = H2O + NH3 + KCl
KOHCoSO4 = KSO4CoOH =>
KOHCoSO4 = KSO4CoOH
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