| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Mg + H2O = MgO + H2 =>
Mg + H2O = MgO + H2
Mg + H2O = MgOH + H2 =>
2 Mg + 2 H2O = 2 MgOH + H2
K2SO3 + K2Cr2O7 + H2SO4 = H2O + K2SO4 + Cr2(SO4)3 =>
3 K2SO3 + K2Cr2O7 + 4 H2SO4 = 4 H2O + 4 K2SO4 + Cr2(SO4)3
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
S + NaOH = Na2S + Na2S2O3 + H20 =>
50 S + 60 NaOH = 10 Na2S + 20 Na2S2O3 + 3 H20
S + NaOH = Na2S + Na2S2O3 + H2O =>
4 S + 6 NaOH = 2 Na2S + Na2S2O3 + 3 H2O
Cr(OH)2 + H2CO3 = Cr2(CO3)2 + H2O =>
2 Cr(OH)2 + 2 H2CO3 = Cr2(CO3)2 + 4 H2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Al(OH)3 + H2SO4 = AlSO4 + H2(OH)3 =>
Al(OH)3 + H2SO4 = AlSO4 + H2(OH)3
LiFePO4 + Li2SiO3 + Fe2O3 + SiO2 = Li4Fe4P3SiO16 =>
6 LiFePO4 + Li2SiO3 + Fe2O3 + SiO2 = 2 Li4Fe4P3SiO16
CrO3 + HCl = CrCl6 + H2O =>
CrO3 + 6 HCl = CrCl6 + 3 H2O
PH3 + HClO3 = HCl + H3PO4 =>
3 PH3 + 4 HClO3 = 4 HCl + 3 H3PO4
Al(OH)3 + H2SO4 = AlSO4 + H2(OH)3 =>
Al(OH)3 + H2SO4 = AlSO4 + H2(OH)3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
P4 + HNO3 + H2O = H3PO4 + NO =>
3 P4 + 20 HNO3 + 8 H2O = 12 H3PO4 + 20 NO
Cu2S + O2 = CuO + SO2 =>
Cu2S + 2 O2 = 2 CuO + SO2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
K2Cr2O7 + NaNO2 + H2SO4 = Cr2(SO4)3 + NaNO3 + K2SO4 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = Cr2(SO4)3 + 3 NaNO3 + K2SO4 + 4 H2O
NaOH + Mg = MgOH + Na =>
NaOH + Mg = MgOH + Na
HCl + Na2CO3 = NaCl + CO2 + H2O =>
2 HCl + Na2CO3 = 2 NaCl + CO2 + H2O
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
NaOH + Mg = MgOH + Na =>
NaOH + Mg = MgOH + Na
Mg + Fe(NO3)3 = Fe + Mg(NO3)3 =>
Mg + Fe(NO3)3 = Fe + Mg(NO3)3
CuS + O2 = CuO + S =>
2 CuS + O2 = 2 CuO + 2 S
CuS + O2 = Cu + SO2 =>
CuS + O2 = Cu + SO2
CH3NH2 + O2 = CO2 + N2 + H2O =>
4 CH3NH2 + 9 O2 = 4 CO2 + 2 N2 + 10 H2O
NH3OHCl + NaOH + Al = Na3[Al(OH)6] + NaCl + NH3 =>
3 NH3OHCl + 9 NaOH + 2 Al = 2 Na3[Al(OH)6] + 3 NaCl + 3 NH3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NaClO3 = NaClO + O2 =>
NaClO3 = NaClO + O2
PH3 + HClO3 = HCl + H3PO4 =>
3 PH3 + 4 HClO3 = 4 HCl + 3 H3PO4
K2PtCl4 + NH3 = Pt(NH3)2Cl2 + KCl =>
K2PtCl4 + 2 NH3 = Pt(NH3)2Cl2 + 2 KCl
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
P + HNO3 + H20 = H3PO4 + NO =>
20 P + 40 HNO3 + H20 = 20 H3PO4 + 40 NO
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
H2S + Na = Na2S + H =>
H2S + 2 Na = Na2S + 2 H
P + HNO3 + H20 = H3PO4 + NO =>
20 P + 40 HNO3 + H20 = 20 H3PO4 + 40 NO
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
CH3OH + H3BO3 = B(OCH3)3 + H2O =>
3 CH3OH + H3BO3 = B(OCH3)3 + 3 H2O
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
CO2 + NH3 = CO(NH2)2 + H2O =>
CO2 + 2 NH3 = CO(NH2)2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/07/13
Équations équilibrées sur03/09/12
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