| Équations équilibrées la veille | Équations équilibrées le lendemain |
BaS + ZnSO4 = ZnS + BaSO4
CuO + Ba(OH)2 = BaO + Cu(OH)2 =>
CuO + Ba(OH)2 = BaO + Cu(OH)2
C4H8 + C2H5OH = C6H14O =>
C4H8 + C2H5OH = C6H14O
HOI = HIO3 + HI =>
3 HOI = HIO3 + 2 HI
C3H7OH(l) + O2(g) = CO2(g) + H2O =>
2 C3H7OH(l) + 9 O2(g) = 6 CO2(g) + 8 H2O
C9H9NO2 + C6H12O6 + H2O = C9H13N + C6H12O7 =>
C9H9NO2 + 4 C6H12O6 + 2 H2O = C9H13N + 4 C6H12O7
Fe3O4 + HNO3 = Fe(NO3)3 + N(x)O(y) + H2O =>
3 Fe3O4 + 28 HNO3 = 9 Fe(NO3)3 + N(x)O(y) + 14 H2O
NaCO3 + NH4Cl = NCO3 + NaH4Cl =>
NaCO3 + NH4Cl = NCO3 + NaH4Cl
XeF4(g) + H2O(l) = Xe(g) + HF(g) + O2(g) =>
XeF4(g) + 2 H2O(l) = Xe(g) + 4 HF(g) + O2(g)
FeSO4 + NaClO = Fe2O3 + NaCl + SO4 =>
2 FeSO4 + 3 NaClO = Fe2O3 + 3 NaCl + 2 SO4
FeS + CO = Fe2O3 + C + SO2 =>
2 FeS + 7 CO = Fe2O3 + 7 C + 2 SO2
Mg{2+} + Cl{-} = MgCl2 =>
Mg{2+} + 2 Cl{-} = MgCl2
Sr(OH)2 + NO3 = SrNO4 + H2O =>
Sr(OH)2 + NO3 = SrNO4 + H2O
N2(g) + Cl2(g) = N2Cl2 =>
N2(g) + Cl2(g) = N2Cl2
Ca + KBr = CaBr2 + K =>
Ca + 2 KBr = CaBr2 + 2 K
PbCl2 + CO + H2O = CO2 + Pb + HCl =>
PbCl2 + CO + H2O = CO2 + Pb + 2 HCl
Cu2Te + O2 + H2SO4 = Te + CuSO4 + H2O =>
Cu2Te + O2 + 2 H2SO4 = Te + 2 CuSO4 + 2 H2O
H2O2 + SCN{-} = HCO3{-} + HSO4{-} + NH4{+} + H2 =>
7 H2O2 + 2 SCN{-} = 2 HCO3{-} + 2 HSO4{-} + 2 NH4{+} + H2
CaP2 + O2 = CaO + P2O5 =>
CaP2 + 3 O2 = CaO + P2O5
Mg(OH)2 + Pb(NO3)4 = Mg(NO3)2 + Pb(OH)4 =>
2 Mg(OH)2 + Pb(NO3)4 = 2 Mg(NO3)2 + Pb(OH)4
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
NH4Cl + KNO3 = (NH4)(NO3) + KCl =>
NH4Cl + KNO3 = (NH4)(NO3) + KCl
LiCl + H2O = H2 + LiOH + Cl2 =>
2 LiCl + 2 H2O = H2 + 2 LiOH + Cl2
Na2CO3 + Ca = Na2Ca + CO3 =>
Na2CO3 + Ca = Na2Ca + CO3
Ba + NHO3 = H2 + Ba(NO3)2 =>
Ba + 2 NHO3 = H2 + Ba(NO3)2
Mg(OH) + Cl = Mg(OH)Cl =>
Mg(OH) + Cl = Mg(OH)Cl
HNO3 + Rb = Rb(NO3)2 + N2O + H2O =>
10 HNO3 + 4 Rb = 4 Rb(NO3)2 + N2O + 5 H2O
KOH + C9H8O4 = C9H7O4K + H2O =>
KOH + C9H8O4 = C9H7O4K + H2O
C9H18O2 + SO4{-2} + H{+} = CO2 + H2S + H2O =>
4 C9H18O2 + 25 SO4{-2} + 50 H{+} = 36 CO2 + 25 H2S + 36 H2O
K2Cr2O7 + HCl + H2S = KCl + CrCl3 + S + H2O =>
K2Cr2O7 + 8 HCl + 3 H2S = 2 KCl + 2 CrCl3 + 3 S + 7 H2O
C2H5OH + Na2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H5OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
Na3[Cr(OH)6] + SO2 = Cr(OH)3 + Na2SO4 + H2 =>
2 Na3[Cr(OH)6] + 3 SO2 = 2 Cr(OH)3 + 3 Na2SO4 + 3 H2
Pt + NO3{-} + Cl{-} + H{+} = PtCl4{-} + NO + H2O =>
Pt + NO3{-} + 4 Cl{-} + 4 H{+} = PtCl4{-} + NO + 2 H2O
Pb(O2CCH3)2 + H2S = PbS + H3CCO2H =>
Pb(O2CCH3)2 + H2S = PbS + 2 H3CCO2H
MnO4{-} + HSO3{-} = MnO2 + SO4{2-} + H2O + H{+} =>
2 MnO4{-} + 3 HSO3{-} = 2 MnO2 + 3 SO4{2-} + H2O + H{+}
SiON + NF3 = SiF4 + N2 + O2 =>
6 SiON + 8 NF3 = 6 SiF4 + 7 N2 + 3 O2
BrO + H2O = BrOH + OH =>
BrO + H2O = BrOH + OH
Pb{2+} + NH3 + H2O = NH4{+} + Pb(OH)2 =>
Pb{2+} + 2 NH3 + 2 H2O = 2 NH4{+} + Pb(OH)2
CH3CH(OH)CN + H2O = NH3 + CH3CH(OH)COOH =>
CH3CH(OH)CN + 2 H2O = NH3 + CH3CH(OH)COOH
Mg(NO3)2(aq) + NaOH(aq) = Mg(OH)2(s) + NaNO3(aq) =>
Mg(NO3)2(aq) + 2 NaOH(aq) = Mg(OH)2(s) + 2 NaNO3(aq)
ZnS + KMnO4 + H2O = MnO2 + KOH + ZnO + SO2 =>
ZnS + 2 KMnO4 + H2O = 2 MnO2 + 2 KOH + ZnO + SO2
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
H{+} + Fe{2+} + MnO4{-} = Fe{3+} + Mn{2-} + H2O =>
8 H{+} + 9 Fe{2+} + MnO4{-} = 9 Fe{3+} + Mn{2-} + 4 H2O
(b)C6H12O3 + O2 = CO2 + H2O =>
2(b)C6H12O3 + 15 O2 = 12 CO2 + 12 H2O
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
ZnBr2 + MgO = MgBr2 + ZnO =>
ZnBr2 + MgO = MgBr2 + ZnO
H2SO4 + CaO = CaSO4 + H2O =>
H2SO4 + CaO = CaSO4 + H2O
Na[Ag(CN)2] + Zn = Ag + Na2[Zn(CN)4] =>
2 Na[Ag(CN)2] + Zn = 2 Ag + Na2[Zn(CN)4]
Fe + KOH = Fe(OH)2 + K2 =>
Fe + 2 KOH = Fe(OH)2 + K2
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Équations équilibrées sur10/17/24
Équations équilibrées sur11/16/23
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