| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 AgAsS2 + MgCl2 = 2 AgCl + 4 S + 2 As + Mg
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
FeSO4 + O2 = Fe2O3 + SO3 =>
4 FeSO4 + O2 = 2 Fe2O3 + 4 SO3
C17H23O3N + NaOH = C12H17O3N + C2H3ONa + H2 =>
2 C17H23O3N + 5 NaOH = 2 C12H17O3N + 5 C2H3ONa + H2
(CH3CH3) + O2 = CO2 + H2O =>
2(CH3CH3) + 7 O2 = 4 CO2 + 6 H2O
H2O2(aq) = H2O(l) + O2(g) =>
2 H2O2(aq) = 2 H2O(l) + O2(g)
PbCl4 + K3PO4 = KCl + Pb3(PO4)4 =>
3 PbCl4 + 4 K3PO4 = 12 KCl + Pb3(PO4)4
K2SO4(ag) + BaCl2(ag) = BaSO4(s) + KCl(ag) =>
K2SO4(ag) + BaCl2(ag) = BaSO4(s) + 2 KCl(ag)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Na2SO3 + KMnO4 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
5 Na2SO3 + 2 KMnO4 + 3 H2SO4 = 5 Na2SO4 + 2 MnSO4 + K2SO4 + 3 H2O
CH4 + Br3 = CH3Br + HBr =>
3 CH4 + 2 Br3 = 3 CH3Br + 3 HBr
Al(NO3)3(aq) + NH4OH(aq) = Al(OH)3 + NH4NO3 =>
Al(NO3)3(aq) + 3 NH4OH(aq) = Al(OH)3 + 3 NH4NO3
ZN + H2SO3 = ZNSO3 + H2 =>
ZN + H2SO3 = ZNSO3 + H2
H3PO4 + CaCO3 = Ca3(PO4)2 + CO2 + H2O =>
2 H3PO4 + 3 CaCO3 = Ca3(PO4)2 + 3 CO2 + 3 H2O
CH4 + Br3 = CH3Br + HBr =>
3 CH4 + 2 Br3 = 3 CH3Br + 3 HBr
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
C4H6 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + C3H6O2 =>
3 C4H6 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 4 C3H6O2
CH3CH2OH + O2 = H20 + CH3COOH =>
10 CH3CH2OH + 5 O2 = H20 + 10 CH3COOH
Fe + H2O = FeO4 + H2 =>
Fe + 4 H2O = FeO4 + 4 H2
H2SO4 = SO3 + H2O =>
H2SO4 = SO3 + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Na2SO4 + Pb(NO3)2 = PbSO4 + NaNO3 =>
Na2SO4 + Pb(NO3)2 = PbSO4 + 2 NaNO3
PH3 + O2 = P4O10 + H2O =>
4 PH3 + 8 O2 = P4O10 + 6 H2O
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
LiOH + Cr(NO3)3 = Cr(OH)3 + LiNO3 =>
3 LiOH + Cr(NO3)3 = Cr(OH)3 + 3 LiNO3
CrCl2 + NO + HCl = CrCl3 + N2 + H2O =>
4 CrCl2 + 2 NO + 4 HCl = 4 CrCl3 + N2 + 2 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
KMnO4 + NaOH + KI = KNaMnO4 + KIO3 + H20 =>
60 KMnO4 + 60 NaOH + 20 KI = 60 KNaMnO4 + 20 KIO3 + 3 H20
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Cu2O + Fe = Fe2O3 + Cu =>
3 Cu2O + 2 Fe = Fe2O3 + 6 Cu
KClO3 + P4 = P4O10 + KCl =>
10 KClO3 + 3 P4 = 3 P4O10 + 10 KCl
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
MnO4{-} + H{+} + C2O4{2-} = Mn{2+} + H2O + CO2 =>
2 MnO4{-} + 16 H{+} + 5 C2O4{2-} = 2 Mn{2+} + 8 H2O + 10 CO2
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
CH4 + Br3 = CH3Br + HBr2 =>
CH4 + Br3 = CH3Br + HBr2
ZN + O2 = ZNO2 =>
ZN + O2 = ZNO2
KI + Br2 = KBr + I2 =>
2 KI + Br2 = 2 KBr + I2
CH4 + Br4 = CH3Br + HBr2 =>
4 CH4 + 3 Br4 = 4 CH3Br + 4 HBr2
Na2CO3(aq) + HCl(aq) = CO2(g) + H2O(l) + NaCl(aq) =>
Na2CO3(aq) + 2 HCl(aq) = CO2(g) + H2O(l) + 2 NaCl(aq)
Na2B4O7 + Co(NO3)2 = NaBO2 + Co(BO2)2 + N2O5 =>
Na2B4O7 + Co(NO3)2 = 2 NaBO2 + Co(BO2)2 + N2O5
Mg + ZnI2 = MgI2 + Zn =>
Mg + ZnI2 = MgI2 + Zn
Cl2 + Al = AlCl3 =>
3 Cl2 + 2 Al = 2 AlCl3
KCLO3 + KCL = KCLO =>
KCLO3 + 2 KCL = 3 KCLO
Na2B4O7 + Cr(NO3)2 = NaBO2 + Cr(BO2)2 + N2O5 =>
Na2B4O7 + Cr(NO3)2 = 2 NaBO2 + Cr(BO2)2 + N2O5
MnO4{-} + H{+} + Fe{2+} = Mn{2+} + H2O + Fe{3+} =>
MnO4{-} + 8 H{+} + 5 Fe{2+} = Mn{2+} + 4 H2O + 5 Fe{3+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/07/17
Équations équilibrées sur11/06/16
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