| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 CrCl2 + K2Cr2O7 + 14 HCl = 8 CrCl3 + 2 KCl + 7 H2O
Fe2O3 + KClO3 + KOH = K2FeO4 + H20 + KCl =>
15 Fe2O3 + 5 KClO3 + 60 KOH = 30 K2FeO4 + 3 H20 + 5 KCl
Mg + HC1 = MgC12 + H2 =>
Mg + 12 HC1 = MgC12 + 6 H2
Fe2O3 + KClO3 + KOH = K2FeO4 + H20 + KCl =>
15 Fe2O3 + 5 KClO3 + 60 KOH = 30 K2FeO4 + 3 H20 + 5 KCl
Be + Br2 = BeBr2 =>
Be + Br2 = BeBr2
PbO + CO = Pb + CO2 =>
PbO + CO = Pb + CO2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Al + H2SO4 = H2 + Al2(SO4)3 =>
2 Al + 3 H2SO4 = 3 H2 + Al2(SO4)3
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
C6H8 + O2 = CO2 + H2O =>
C6H8 + 8 O2 = 6 CO2 + 4 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Sr + Fe2(SO4)3 = SrSO4 + Fe =>
3 Sr + Fe2(SO4)3 = 3 SrSO4 + 2 Fe
PB(No3)2 + KI = PBI2 + KNo3 =>
PB(No3)2 + 2 KI = PBI2 + 2 KNo3
XeF4 + SF4 = Xe + SF6 =>
XeF4 + 2 SF4 = Xe + 2 SF6
Ca(No3)2(aq) + Na2So4(ac) = CaSo4(s) + NaNo3(ac) =>
Ca(No3)2(aq) + Na2So4(ac) = CaSo4(s) + 2 NaNo3(ac)
Pb + Cl = PbCl4 =>
Pb + 4 Cl = PbCl4
Al2O3 + K2S2O7 = Al2(SO4)3 + K2SO4 =>
Al2O3 + 3 K2S2O7 = Al2(SO4)3 + 3 K2SO4
SF4 + XeF4 = SF6 + Xe =>
2 SF4 + XeF4 = 2 SF6 + Xe
Ca(NO3)2(ac) + Na2SO4(ac) = CaSO4(s) + NaNO3(ac) =>
Ca(NO3)2(ac) + Na2SO4(ac) = CaSO4(s) + 2 NaNO3(ac)
CH3COONa + NaOH = CH3COOOH + Na2 =>
CH3COONa + NaOH = CH3COOOH + Na2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
H3PO4 + NH4OH = H2O + (NH4)3PO4 =>
H3PO4 + 3 NH4OH = 3 H2O + (NH4)3PO4
MnO2 + KOH + O2 = K2MnO4 + H2O =>
2 MnO2 + 4 KOH + O2 = 2 K2MnO4 + 2 H2O
Ca(NO3)2(aq) + Na2SO4(aq) = CaSO4(s) + NaNO3(aq) =>
Ca(NO3)2(aq) + Na2SO4(aq) = CaSO4(s) + 2 NaNO3(aq)
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
HCl + Na2S2O3 = H2O + NaCl + S + SO2 =>
2 HCl + Na2S2O3 = H2O + 2 NaCl + S + SO2
As + O2 = As2O5 =>
4 As + 5 O2 = 2 As2O5
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Pb + PbO2 + H2SO4 = H2O + PbSO4 =>
Pb + PbO2 + 2 H2SO4 = 2 H2O + 2 PbSO4
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
KNO3 = KNO2 + O =>
KNO3 = KNO2 + O
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
Na2Cu(CN)3 + H2SO4 + O2 = Cu2{+} + SO42{-} + H2O + HCN + Na{+} =>
2 Na2Cu(CN)3 + 5 H2SO4 + 96 O2 = Cu2{+} + 5 SO42{-} + 2 H2O + 6 HCN + 4 Na{+}
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
KOH + NiSO4 = K2SO4 + Ni(OH)2 =>
2 KOH + NiSO4 = K2SO4 + Ni(OH)2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
KNO3 = KNO2 + O =>
KNO3 = KNO2 + O
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
C9H10O2 + O2 = H2O + CO2 =>
2 C9H10O2 + 21 O2 = 10 H2O + 18 CO2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
KNO3 = KNO2 + O =>
KNO3 = KNO2 + O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
K2Cr2O7 + (NH4)2S + KOH + H2O = NH3 + S + K3[Cr(OH)6] =>
K2Cr2O7 + 3(NH4)2S + 4 KOH + H2O = 6 NH3 + 3 S + 2 K3[Cr(OH)6]
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
FeCl3 + H2O = Fe(OH)3 + HCl =>
FeCl3 + 3 H2O = Fe(OH)3 + 3 HCl
Na2Cu(CN)3 + H2SO4 + O2 = Cu{2+} + SO42{-} + H2O + HCN + Na{+} =>
4 Na2Cu(CN)3 + 16 H2SO4 + 309 O2 = 4 Cu{2+} + 16 SO42{-} + 10 H2O + 12 HCN + 8 Na{+}
C6H12O + HNO3 = C6H10O4 + NO + H2O =>
3 C6H12O + 8 HNO3 = 3 C6H10O4 + 8 NO + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/05/15
Équations équilibrées sur06/04/14
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