| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cl2O3 + H2O = 2 HCl + 2 O2
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
PbO + PbS = Pb + SO2 =>
2 PbO + PbS = 3 Pb + SO2
Al + H2SO4 = Al2(SO4)3 + SO2 + H2O =>
2 Al + 6 H2SO4 = Al2(SO4)3 + 3 SO2 + 6 H2O
Cr2O7{2-} + CH3CH2OH + H{+} = Cr{3+} + CH3CHO + H2O =>
Cr2O7{2-} + 3 CH3CH2OH + 8 H{+} = 2 Cr{3+} + 3 CH3CHO + 7 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaO + N2O3 = Ca(NO2)2 =>
CaO + N2O3 = Ca(NO2)2
K + Br = KBr =>
K + Br = KBr
Ag(s) + H2S(g) + O2(g) = Ag2S(s) + H2O(l) =>
4 Ag(s) + 2 H2S(g) + O2(g) = 2 Ag2S(s) + 2 H2O(l)
CaO + N2O5 = Ca(NO3)2 =>
CaO + N2O5 = Ca(NO3)2
KMnO4 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
K2CO3 + H2O = CO2 + KOH =>
K2CO3 + H2O = CO2 + 2 KOH
Cr{3+} + S2O8{2-} + H2O = Cr2O7{2-} + SO4{2-} + H{+} =>
2 Cr{3+} + 3 S2O8{2-} + 7 H2O = Cr2O7{2-} + 6 SO4{2-} + 14 H{+}
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na2SO3 + H2SO4 = Na2SO4 + SO2 + H2O =>
Na2SO3 + H2SO4 = Na2SO4 + SO2 + H2O
Pb(No3)2 + HCl = PbCl2 + HNo3 =>
Pb(No3)2 + 2 HCl = PbCl2 + 2 HNo3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2SO4 + Zn = ZnSO4 + SO2 + H2O =>
2 H2SO4 + Zn = ZnSO4 + SO2 + 2 H2O
Mg3N2 + H2O = NH3 + Mg(OH)2 =>
Mg3N2 + 6 H2O = 2 NH3 + 3 Mg(OH)2
H2SO4 + Zn = ZnSO4 + SO2 + H2O =>
2 H2SO4 + Zn = ZnSO4 + SO2 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C6H12O6 + O2 = H2O + CO2 =>
C6H12O6 + 6 O2 = 6 H2O + 6 CO2
Zn + NO3{-} + OH{-} + H2O = NH3 + Zn(OH)4{2-} =>
4 Zn + NO3{-} + 7 OH{-} + 6 H2O = NH3 + 4 Zn(OH)4{2-}
KCLO3 = KCL + O2 =>
2 KCLO3 = 2 KCL + 3 O2
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
H3PO4 + NaOH = Na3PO4 + H2O(l) =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O(l)
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
H2O + C2H4 = CH3CH2OH =>
H2O + C2H4 = CH3CH2OH
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
FeCl3 + KSCN = K2[Fe(SCN)5] + KCl =>
FeCl3 + 5 KSCN = K2[Fe(SCN)5] + 3 KCl
FeCl3 + N2H4 = N2 + FeCl2 + HCl =>
4 FeCl3 + N2H4 = N2 + 4 FeCl2 + 4 HCl
C23H38N7O17P3S + H2O + C4H4O5 = C6H8O7 + C21H36N7O16P3S =>
C23H38N7O17P3S + H2O + C4H4O5 = C6H8O7 + C21H36N7O16P3S
H2O + C2H4 = CH3CH2OH =>
H2O + C2H4 = CH3CH2OH
NH4Cl + NaOH = NaCl + NH3 + H2O =>
NH4Cl + NaOH = NaCl + NH3 + H2O
SnS + H2O2 + OH{-} = SnS3{2-} + Sn(OH)6{2-} =>
3 SnS + 3 H2O2 + 6 OH{-} = SnS3{2-} + 2 Sn(OH)6{2-}
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na2CO3 + H2O = NaOH + H2CO3 =>
Na2CO3 + 2 H2O = 2 NaOH + H2CO3
CaCO3 + SO2 + O2 = CaSO4 + CO2 =>
2 CaCO3 + 2 SO2 + O2 = 2 CaSO4 + 2 CO2
AgNO3 + MgBr2 = AgBr + Mg(NO3)2 =>
2 AgNO3 + MgBr2 = 2 AgBr + Mg(NO3)2
CuSO4 + K4Fe(CN)6 = Cu2[Fe(CN)6] + K2SO4 =>
2 CuSO4 + K4Fe(CN)6 = Cu2[Fe(CN)6] + 2 K2SO4
KClO3 = KCl0 + O2 =>
2 KClO3 = 2 KCl0 + 3 O2
P + OH{-)+H2O = PH3+H2PO2{-} =>
4 P + 3 OH{-)+3H2O = PH3+3H2PO2{-}
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
Al + NO3{-} + OH{-} + H2O = NH3 + Al(OH)4{-} =>
8 Al + 3 NO3{-} + 5 OH{-} + 18 H2O = 3 NH3 + 8 Al(OH)4{-}
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/13/12
Équations équilibrées sur01/12/12
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