| Équations équilibrées la veille |
2 CH4O + 3 O2 = 2 CO2 + 4 H2O
SnCl2 + H3PO4 = Sn3(PO4)2 + HCl =>
3 SnCl2 + 2 H3PO4 = Sn3(PO4)2 + 6 HCl
CH3CH2CH2OH + O2 = CO2 + H2O =>
2 CH3CH2CH2OH + 9 O2 = 6 CO2 + 8 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
SnCl2 + KIO3 + HCl = SnCl4 + KI + H2O =>
3 SnCl2 + KIO3 + 6 HCl = 3 SnCl4 + KI + 3 H2O
CuSO3 + HNO3 = CuNO3 + HSO3 =>
CuSO3 + HNO3 = CuNO3 + HSO3
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
FeBr3 + K3Po4 = FePo4 + KBr =>
FeBr3 + K3Po4 = FePo4 + 3 KBr
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Fe3C + HCl = C2H6 + H2 + FeCl2 =>
2 Fe3C + 12 HCl = C2H6 + 3 H2 + 6 FeCl2
Al + H2SO4 = Al2(SO4)2SO4 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)2SO4 + 3 H2
AgNO3 + O2 = Ag + O(NO3)2 =>
4 AgNO3 + O2 = 4 Ag + 2 O(NO3)2
ZnSO4 + Cl = ZnCl2 + SO4 =>
ZnSO4 + 2 Cl = ZnCl2 + SO4
NH4CH3CO2 + Pb3(PO4)2 = (NH4)3PO4 + Pb(CH3CO2)2 =>
6 NH4CH3CO2 + Pb3(PO4)2 = 2(NH4)3PO4 + 3 Pb(CH3CO2)2
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
CH3COOH + AgOH = CH3COOAg + H2O =>
CH3COOH + AgOH = CH3COOAg + H2O
H3PO3 + KOH = KH2PO3 + H2O =>
H3PO3 + KOH = KH2PO3 + H2O
Sb + H2SO4 = Sb2(SO4)3 + SO2 + H2O = =>
2 Sb + 6 H2SO4 = Sb2(SO4)3 + 3 SO2 + 6 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
C2 + H2 + O2 = C2H5OH =>
2 C2 + 6 H2 + O2 = 2 C2H5OH
(NH4)2MoO4 + HCl + SnCl2 = MoO2(OH) + NH4Cl + H2O + SnCl4 =>
2(NH4)2MoO4 + 6 HCl + SnCl2 = 2 MoO2(OH) + 4 NH4Cl + 2 H2O + SnCl4
Na2S(aq) + Ag(aq) = Na(s) + Ag2S(aq) =>
Na2S(aq) + 2 Ag(aq) = 2 Na(s) + Ag2S(aq)
NaOH + K3PO4 = Na3PO4(aq) + KOH(aq) =>
3 NaOH + K3PO4 = Na3PO4(aq) + 3 KOH(aq)
HIO3 + Ca(OH)2 = H2O + Ca(IO3)2 =>
2 HIO3 + Ca(OH)2 = 2 H2O + Ca(IO3)2
MnO4{-} + S2{-} + H3O{+} = Mn2{+} + S0 + H2O =>
2 MnO4{-} + 13 S2{-} + 16 H3O{+} = Mn2{+} + 26 S0 + 24 H2O
Ag2O + Co = Ag + Co(O)3 =>
3 Ag2O + Co = 6 Ag + Co(O)3
CH3OH = CO + H =>
CH3OH = CO + 4 H
CaS + H2O = Ca(HS)2 + Ca(OH)2 =>
2 CaS + 2 H2O = Ca(HS)2 + Ca(OH)2
Fe{3+} + S{2-} = Fe2(S)3 =>
2 Fe{3+} + 3 S{2-} = Fe2(S)3
N2 + NaCO3 + C2 = NaCN + CO =>
N2 + 2 NaCO3 + 3 C2 = 2 NaCN + 6 CO
IO2F + BrF3 = IF5 + Br2 + O2 =>
3 IO2F + 4 BrF3 = 3 IF5 + 2 Br2 + 3 O2
HI + Pb(OH)2 = PbI2 + H2O =>
2 HI + Pb(OH)2 = PbI2 + 2 H2O
C5H8 + KMnO4 + H2O = C5H10O2 + MnO2 + K2O =>
3 C5H8 + 2 KMnO4 + 3 H2O = 3 C5H10O2 + 2 MnO2 + K2O
NaOH + H2SO4 = SO4 + Na + H3O =>
NaOH + H2SO4 = SO4 + Na + H3O
Hg + HNO3 = Hg2NO3 + NO2 + H2O =>
2 Hg + 2 HNO3 = Hg2NO3 + NO2 + H2O
Zn(OH)2 + H(NO3) = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 H(NO3) = Zn(NO3)2 + 2 H2O
Mn + ZnCl = Zn + MnCl =>
Mn + ZnCl = Zn + MnCl
CrBr3 + H2O = Cr2O3 + HBr =>
2 CrBr3 + 3 H2O = Cr2O3 + 6 HBr
CH3C6H4SO3H + H2O = H3O + CH3C6H4SO3 =>
CH3C6H4SO3H + H2O = H3O + CH3C6H4SO3
N2(g) + H2(g) = N2H4(l) =>
N2(g) + 2 H2(g) = N2H4(l)
Cu(cr) + Cl2(g) = CuCl2(g) =>
Cu(cr) + Cl2(g) = CuCl2(g)
C2H3Br3 + O2 = CO2 + H2O + Br2 =>
4 C2H3Br3 + 11 O2 = 8 CO2 + 6 H2O + 6 Br2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
iron(ii)oxide + oxygen = iron(iii)oxide =>
4 FeO + O2 = 2 Fe2O3
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
C28H57N9O9 + H2SO4 = (NH4)2SO3 + CO2 + SO2 + H2O =>
2 C28H57N9O9 + 124 H2SO4 = 9(NH4)2SO3 + 56 CO2 + 115 SO2 + 145 H2O
SiCO2 = Si + CO2 =>
SiCO2 = Si + CO2
P2O5 + NaOH = P2Na2O6 + H2O =>
P2O5 + 2 NaOH = P2Na2O6 + H2O
Fe(NO3)3 + Rb2S + H2O = RbNO3 + Fe(OH)3 + H2S =>
2 Fe(NO3)3 + 3 Rb2S + 6 H2O = 6 RbNO3 + 2 Fe(OH)3 + 3 H2S
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