| Équations équilibrées la veille | Équations équilibrées le lendemain |
16 Al + 3 S8 = 8 Al2S3
H2ZrF6 + NaOH = Na2ZrF6 + H2O =>
H2ZrF6 + 2 NaOH = Na2ZrF6 + 2 H2O
Zn(s) + NaCl(aq) = ZnCl2(aq) + Na(s) =>
Zn(s) + 2 NaCl(aq) = ZnCl2(aq) + 2 Na(s)
NH4 + CrO4 = NH4CrO4 =>
NH4 + CrO4 = NH4CrO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mn + S8 = MnS =>
8 Mn + S8 = 8 MnS
Cu2O + HNO3 = Cu(NO3)2 + NONO2 + H2O =>
2 Cu2O + 10 HNO3 = 4 Cu(NO3)2 + NONO2 + 5 H2O
CH3COOH + Sr(OH)2 = CH3(OH) + Sr(COOH)2 =>
2 CH3COOH + Sr(OH)2 = 2 CH3(OH) + Sr(COOH)2
Fe2(SO4)3 + Ba(OH)2 = Ba(SO4)2 + Fe2(OH)3 =>
2 Fe2(SO4)3 + 3 Ba(OH)2 = 3 Ba(SO4)2 + 2 Fe2(OH)3
Al(OH){3} + HCl = AlCl{3} + H2O =>
Al(OH){3} + HCl = AlCl{3} + H2O
H2O2 + SnCl2 + H2SO3 = H2O + SnCl4 + SnSO3 =>
H2O2 + 2 SnCl2 + H2SO3 = 2 H2O + SnCl4 + SnSO3
Na2CO3 + Ca(OH)2 = CaCO3 + NaOH =>
Na2CO3 + Ca(OH)2 = CaCO3 + 2 NaOH
CaBr2 + Cl2 = CaCl2 + Br2 =>
CaBr2 + Cl2 = CaCl2 + Br2
MgO + HPO3 = Mg3(PO4)2 + H2O =>
3 MgO + 2 HPO3 = Mg3(PO4)2 + H2O
O2 + C6H12O6 = H2O + CO2 =>
6 O2 + C6H12O6 = 6 H2O + 6 CO2
AgSCN + NH4OH = Ag(NH3)2SCN + H2O =>
AgSCN + 2 NH4OH = Ag(NH3)2SCN + 2 H2O
MgSO4 + H2O = MgSO4*7H2O =>
MgSO4 + 7 H2O = MgSO4*7H2O
KMnO4 + Mn(NO3)2 = KNO3 + Mn(MnO4)2 =>
2 KMnO4 + Mn(NO3)2 = 2 KNO3 + Mn(MnO4)2
NaClO3 + H2SO4 = NaHSO4 + ClO2 + NaClO4 + H2O =>
3 NaClO3 + 2 H2SO4 = 2 NaHSO4 + 2 ClO2 + NaClO4 + H2O
Cu2(SO)4 + Na(OH) = Cu2(OH) + Na(SO)4 =>
Cu2(SO)4 + Na(OH) = Cu2(OH) + Na(SO)4
C11H14O12 + O2 = CO2 + H2O =>
2 C11H14O12 + 17 O2 = 22 CO2 + 14 H2O
Cr(OH)3 + IO3{-}1 + OH{-}1 = CrO4{-}2 + I{-}1 + H2O =>
3 Cr(OH)3 + 2 IO3{-}1 + 3 OH{-}1 = 3 CrO4{-}2 + 2 I{-}1 + 6 H2O
NaOH + ReO2 = Na2ReO3 + H2O =>
2 NaOH + ReO2 = Na2ReO3 + H2O
CH3NH2 + O2 = CO2 + NH3 + H2O =>
2 CH3NH2 + 3 O2 = 2 CO2 + 2 NH3 + 2 H2O
Ca2 + SiO2 = CaO + Si =>
Ca2 + SiO2 = 2 CaO + Si
Al(s) + O2(g) = Al2(O3)(s) =>
4 Al(s) + 3 O2(g) = 2 Al2(O3)(s)
Mn2O3 + H2O = MnO2 + H =>
Mn2O3 + H2O = 2 MnO2 + 2 H
H + He = HHe =>
H + He = HHe
Cr + Pb(No3)4 = Cr(No3)3 + Pb =>
4 Cr + 3 Pb(No3)4 = 4 Cr(No3)3 + 3 Pb
Pb(NO3)2(aq) + NaOH(aq) = Pb(OH)2 + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaOH(aq) = Pb(OH)2 + 2 NaNO3(aq)
Cu + ZnCl2 = Zn + CuCl2 =>
Cu + ZnCl2 = Zn + CuCl2
KCl(aq) + Na2CO3(aq) = K2CO3(s) + NaCl(aq) =>
2 KCl(aq) + Na2CO3(aq) = K2CO3(s) + 2 NaCl(aq)
SiC + Cl2 = SiCl4 + C =>
SiC + 2 Cl2 = SiCl4 + C
Mg3(PO4)2 + LiCl = Li3PO4 + MgCl2 =>
Mg3(PO4)2 + 6 LiCl = 2 Li3PO4 + 3 MgCl2
Cr + Pb(No3)4 = Cr(No3)3 + Pb =>
4 Cr + 3 Pb(No3)4 = 4 Cr(No3)3 + 3 Pb
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
C7H8O + CH3COOH = C9H10O2 + H2O =>
C7H8O + CH3COOH = C9H10O2 + H2O
FeSi + MoO3 = Mo + SiO2 + FeO =>
FeSi + MoO3 = Mo + SiO2 + FeO
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
PbF2 + PCl3 = PF3 + PbCl2 =>
3 PbF2 + 2 PCl3 = 2 PF3 + 3 PbCl2
TiO2 + SiO2 + C = TiSi2 + CO2 =>
TiO2 + 2 SiO2 + 3 C = TiSi2 + 3 CO2
NH4Fe(SO4)2 + NH2OHHCl = (NH4)2Fe(SO4)2 + N2O + H2O + HCl =>
4 NH4Fe(SO4)2 + 10 NH2OHHCl = 4(NH4)2Fe(SO4)2 + 3 N2O + 7 H2O + 10 HCl
C12H22O11 + H2 = CH3CH2OH + CO2 =>
3 C12H22O11 + 6 H2 = 13 CH3CH2OH + 10 CO2
C5H12(l) + O2 = CO2 + H2O =>
C5H12(l) + 8 O2 = 5 CO2 + 6 H2O
NH4Cl + CoSO4 = (NH4)2SO4 + CoCl2 =>
2 NH4Cl + CoSO4 = (NH4)2SO4 + CoCl2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fr2O + H2O = Fr(OH) =>
Fr2O + H2O = 2 Fr(OH)
Ca + Cu(SO4)2 = CaSO4 + Cu =>
2 Ca + Cu(SO4)2 = 2 CaSO4 + Cu
Fe + SnSO4 = FeSO4 + Sn =>
Fe + SnSO4 = FeSO4 + Sn
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
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Équations équilibrées sur02/15/25
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