| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 SO2 + O2 = 2 SO3
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O
Sn(OH)2 + H2SO4 = SnSO4 + H2O =>
Sn(OH)2 + H2SO4 = SnSO4 + 2 H2O
Ti(OCH(CH3)2)4 + CH3OH = TiO2 + C3H7OH =>
Ti(OCH(CH3)2)4 + 3 CH3OH = TiO2 + 5 C3H7OH
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
NaOH + Br2 = NaBrO3 + H2O + NaBr =>
6 NaOH + 3 Br2 = NaBrO3 + 3 H2O + 5 NaBr
KOH + H2So4 = K2So4 + H2O =>
2 KOH + H2So4 = K2So4 + 2 H2O
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(aq) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(aq)
FeS + O2 = Fe2O3 + S02 =>
4 FeS + 3 O2 = 2 Fe2O3 + 2 S02
FeS2 + O2 = Fe3O4 + SO2 =>
3 FeS2 + 8 O2 = Fe3O4 + 6 SO2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H3AsO4 + Mg{2+} + NH3 = MgNH4AsO4 + H{+} =>
H3AsO4 + Mg{2+} + NH3 = MgNH4AsO4 + 2 H{+}
FeS + O2 = Fe3O4 + SO3 =>
6 FeS + 13 O2 = 2 Fe3O4 + 6 SO3
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
HNO3 + Mg = NH4NO3 + Mg(NO3)2 + H2O =>
10 HNO3 + 4 Mg = NH4NO3 + 4 Mg(NO3)2 + 3 H2O
Pb + H3PO4 = Pb3(PO4)2 + H2 =>
3 Pb + 2 H3PO4 = Pb3(PO4)2 + 3 H2
KI + NaNO2 + H2SO4 = I2 + NO + K2SO4 + Na2SO4 + H2O =>
2 KI + 2 NaNO2 + 2 H2SO4 = I2 + 2 NO + K2SO4 + Na2SO4 + 2 H2O
V + HNO3 = V2O5 + NO2 + H2O =>
2 V + 10 HNO3 = V2O5 + 10 NO2 + 5 H2O
HNO3 + Mg = NH4NO3 + Mg(NO3)2 + H2O =>
10 HNO3 + 4 Mg = NH4NO3 + 4 Mg(NO3)2 + 3 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
AgCl + NH4OH = Ag(NH3)2Cl + H2O =>
AgCl + 2 NH4OH = Ag(NH3)2Cl + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K2Cr2O7 + S = K2SO4 + Cr2O3 =>
K2Cr2O7 + S = K2SO4 + Cr2O3
HNO3 + Mg = NH4NO3 + Mg(NO3)2 + H2O =>
10 HNO3 + 4 Mg = NH4NO3 + 4 Mg(NO3)2 + 3 H2O
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
PbO2 + HCl = PbCl2 + Cl2 + H2O =>
PbO2 + 4 HCl = PbCl2 + Cl2 + 2 H2O
Na3PO4 + CuCl3 = NaCl + CuPO4 =>
Na3PO4 + CuCl3 = 3 NaCl + CuPO4
Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
MnO + H2O = H + MnO2 =>
MnO + H2O = 2 H + MnO2
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
CUO + NH3 = N2 + CU + H2O =>
3 CUO + 2 NH3 = N2 + 3 CU + 3 H2O
Al + Fe{2+} = Al{3+} + Fe =>
2 Al + 3 Fe{2+} = 2 Al{3+} + 3 Fe
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
GaBr3 + Cl2 = GaCl3 + Br2 =>
2 GaBr3 + 3 Cl2 = 2 GaCl3 + 3 Br2
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
MgBr2 + NaOH = Mg(OH)2 + NaBr =>
MgBr2 + 2 NaOH = Mg(OH)2 + 2 NaBr
H2O2 + H2S = H2SO4 + H2O =>
4 H2O2 + H2S = H2SO4 + 4 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
PbO2 + MnSO4 + HNO3 = HMnO4 + Pb(NO3)2 + PbSO4 + H2O =>
5 PbO2 + 2 MnSO4 + 6 HNO3 = 2 HMnO4 + 3 Pb(NO3)2 + 2 PbSO4 + 2 H2O
H2S + HNO3 = H2SO4 + NO + H2O =>
3 H2S + 8 HNO3 = 3 H2SO4 + 8 NO + 4 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
BaN6 + P3N5 + BaBr2 = Ba3P5N10Br + N2 =>
15 BaN6 + 10 P3N5 + 3 BaBr2 = 6 Ba3P5N10Br + 40 N2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HNO3 + Zn = Zn(NO3)2 + N2 + H2O =>
12 HNO3 + 5 Zn = 5 Zn(NO3)2 + N2 + 6 H2O
Al2(SO3)3 + HCl = AlCl3 + H2SO3 =>
Al2(SO3)3 + 6 HCl = 2 AlCl3 + 3 H2SO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/14
Équations équilibrées sur11/25/13
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