Équations équilibrées la veille |
4 F = F4
FeCl2 + K2S = K2Cl2 + FeS =>
FeCl2 + K2S = K2Cl2 + FeS
Al + Hg(CH3COO)2 = Al(CH3COO)3 + Hg =>
2 Al + 3 Hg(CH3COO)2 = 2 Al(CH3COO)3 + 3 Hg
C31H64 + O2 = CO2 + H2O =>
C31H64 + 47 O2 = 31 CO2 + 32 H2O
Ca(OH)2(s) = CaO(s) + H2O =>
Ca(OH)2(s) = CaO(s) + H2O
Al(s) + FeCl3(aq) = AlCl3(aq) + Fe(s) =>
Al(s) + FeCl3(aq) = AlCl3(aq) + Fe(s)
CrCl3 + KMnO4 + H2O + KCl = K2Cr2O7 + MnCl2 + HCl =>
10 CrCl3 + 6 KMnO4 + 11 H2O + 4 KCl = 5 K2Cr2O7 + 6 MnCl2 + 22 HCl
CaO + SO2 = CaSO3 =>
CaO + SO2 = CaSO3
K + SIO3 = KSIO3 =>
K + SIO3 = KSIO3
Mg + FeCl2 = Fe + MgCl2 =>
Mg + FeCl2 = Fe + MgCl2
CdSO4 + H2S = CdS + H2SO4 =>
CdSO4 + H2S = CdS + H2SO4
KI + Fe(NH4)(SO4)2 = I2 + FeSO4 + KNH4SO4 =>
2 KI + 2 Fe(NH4)(SO4)2 = I2 + 2 FeSO4 + 2 KNH4SO4
Al(s) + FeCl3(aq) = AlCl3(aq) + Fe(s) =>
Al(s) + FeCl3(aq) = AlCl3(aq) + Fe(s)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HgSO2 = SO2Hg =>
HgSO2 = SO2Hg
Ca + PbSO4 = Pb + CaSO4 =>
Ca + PbSO4 = Pb + CaSO4
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
Al2(SO4)3 + Na2CO3 + H2O = Al(OH)3 + CO2 + Na2SO4 =>
Al2(SO4)3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 3 CO2 + 3 Na2SO4
CaCl2 + Na2CO3 = ClNa + CaCO3 =>
CaCl2 + Na2CO3 = 2 ClNa + CaCO3
Hg + H2SO4 = Hg(SO4) + H2 =>
Hg + H2SO4 = Hg(SO4) + H2
NaHCO3 + N2H4 + I4 = N2 + NaI + CO2 + H2O =>
4 NaHCO3 + N2H4 + I4 = N2 + 4 NaI + 4 CO2 + 4 H2O
NaOHHClO4 = NaClO4H2O =>
NaOHHClO4 = NaClO4H2O
NaCN + Cl2 = ClCN + NaCl =>
NaCN + Cl2 = ClCN + NaCl
Al + Fe(NO3)2 = Al(NO3) + Fe =>
2 Al + Fe(NO3)2 = 2 Al(NO3) + Fe
KI + KMnO4 + H2SO4 = MnSO4 + I + K2SO4 + H2O =>
5 KI + KMnO4 + 4 H2SO4 = MnSO4 + 5 I + 3 K2SO4 + 4 H2O
K2OSO3 = K2SO4 =>
K2OSO3 = K2SO4
Mg(NO3)2 + H2SO4 = Mg(SO4)2 + H2NO3 =>
Mg(NO3)2 + 2 H2SO4 = Mg(SO4)2 + 2 H2NO3
Mg + H2 + O2 = MgOH2 =>
2 Mg + 2 H2 + O2 = 2 MgOH2
SFe = FeS =>
SFe = FeS
Ag + LiNO3 = Li + AgNO3 =>
Ag + LiNO3 = Li + AgNO3
C2H5OH + KCl = C2H5Cl + KOH =>
C2H5OH + KCl = C2H5Cl + KOH
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
ZnSO3 + K3PO4 = Zn3(PO4)2 + K2SO3 =>
3 ZnSO3 + 2 K3PO4 = Zn3(PO4)2 + 3 K2SO3
Sn + P4 = Sn3P4 =>
3 Sn + P4 = Sn3P4
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq) =>
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq)
Cu(Cl)2(s)Fe(s) = Fe(Cl)2Cu(s) =>
Cu(Cl)2(s)Fe(s) = Fe(Cl)2Cu(s)
MgON2O5 = MgO5N2O =>
MgON2O5 = MgO5N2O
AlCl3 + HNO3 = Al(NO3)3 + HCl =>
AlCl3 + 3 HNO3 = Al(NO3)3 + 3 HCl
MgO + HNo3 = Mg(No3)2 + H2O =>
MgO + 2 HNo3 = Mg(No3)2 + H2O
C5H9 + O2 = CO + H2O =>
4 C5H9 + 19 O2 = 20 CO + 18 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ca(NO3)2(aq) + NaCl(aq) = NaNO3(aq) + CaCl2(s) =>
Ca(NO3)2(aq) + 2 NaCl(aq) = 2 NaNO3(aq) + CaCl2(s)
MgCl{+2} + F{+2} = MgF{+2} + Cl{+2} =>
MgCl{+2} + F{+2} = MgF{+2} + Cl{+2}
FeSO4(aq) + H2SO4(aq) + H2O2(aq) + NH4SCN(aq) = Fe(SCN)3(aq) + (NH4)2SO4(aq) + H2O(l) =>
2 FeSO4(aq) + H2SO4(aq) + H2O2(aq) + 6 NH4SCN(aq) = 2 Fe(SCN)3(aq) + 3(NH4)2SO4(aq) + 2 H2O(l)
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
AgNO3 + Zn2 = ZnNO3 + Ag =>
2 AgNO3 + Zn2 = 2 ZnNO3 + 2 Ag
C4H6O6 + CaO3 = H2O + CO2 + CaC4H4O6 =>
7 C4H6O6 + 5 CaO3 = 11 H2O + 8 CO2 + 5 CaC4H4O6
CH2CH2 + KMnO4 + H2SO4 = CH3COOH + H2O + MnSO4 + K2SO4 =>
5 CH2CH2 + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 6 H2O + 4 MnSO4 + 2 K2SO4
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
CH3OH + Ag = CH3OAg + H2 =>
2 CH3OH + 2 Ag = 2 CH3OAg + H2
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