Équations équilibrées la veille |
2 Fe(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
Li2CO3 + P2O5 = Li3PO4 + CO2 =>
3 Li2CO3 + P2O5 = 2 Li3PO4 + 3 CO2
Hg + Cd(NO3)2 = Cd + Hg(NO3)2 =>
Hg + Cd(NO3)2 = Cd + Hg(NO3)2
BaCO3 + K3PO4 = BaPO4 + K3CO3 =>
BaCO3 + K3PO4 = BaPO4 + K3CO3
K2Se + KMnO4 + H2SO4 = Se + K2SO4 + MnSO4 + H2O =>
5 K2Se + 2 KMnO4 + 8 H2SO4 = 5 Se + 6 K2SO4 + 2 MnSO4 + 8 H2O
CrO3 + Ca = Cr2O3 + CaO =>
2 CrO3 + 3 Ca = Cr2O3 + 3 CaO
C6H6 = C6H5 + H2 =>
2 C6H6 = 2 C6H5 + H2
Fe(No3)3 + KCl = FeCl + K(No3)3 =>
Fe(No3)3 + KCl = FeCl + K(No3)3
K2CrO4 + H2 = Cr + H2O + KOH =>
K2CrO4 + 3 H2 = Cr + 2 H2O + 2 KOH
C14H10CuO4 + Ba(ClO3)2 = CO2 + H2O + CuO + BaCl2 =>
C14H10CuO4 + 5 Ba(ClO3)2 = 14 CO2 + 5 H2O + CuO + 5 BaCl2
AlCl3(s) = Al3(s) + Cl3(g) =>
3 AlCl3(s) = Al3(s) + 3 Cl3(g)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
(NH4)2C2O4 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + (NH4)2SO4 + H2O =>
5(NH4)2C2O4 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 10 CO2 + 5(NH4)2SO4 + 8 H2O
Li2CO3 + H2SO4 = Li2SO4 + H2O + CO2 =>
Li2CO3 + H2SO4 = Li2SO4 + H2O + CO2
K2Cr2O7 + HBr = CrBr3 + Br + KBr + H2O =>
K2Cr2O7 + 14 HBr = 2 CrBr3 + 6 Br + 2 KBr + 7 H2O
HCO2H + CH3CH2OH2 = CH3COOCHCH2CH2 + H2O =>
17 HCO2H + 14 CH3CH2OH2 = 9 CH3COOCHCH2CH2 + 30 H2O
K4[Fe(CN)6] + KMnO4 + H2O = K3[Fe(CN)6] + MnO2 + KOH =>
3 K4[Fe(CN)6] + KMnO4 + 2 H2O = 3 K3[Fe(CN)6] + MnO2 + 4 KOH
C4H10O + Cr2O72{-} + H{+} = C4H8O + Cr3{+} + H2O =>
427 C4H10O + 6 Cr2O72{-} + 10 H{+} = 427 C4H8O + 4 Cr3{+} + 432 H2O
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
O3 + I{-} + H2O = OH{-} + HIO3 =>
O3 + I{-} + H2O = OH{-} + HIO3
Al2(SO4)3 + H2S = Al2S3 + H2SO4 =>
Al2(SO4)3 + 3 H2S = Al2S3 + 3 H2SO4
NaH2PO4 + NaOH = Na2HPO4 + H2O =>
NaH2PO4 + NaOH = Na2HPO4 + H2O
KOH + HNO3 = KNO3 + HOH =>
KOH + HNO3 = KNO3 + HOH
NaCl + HBr = NaBr + HCl =>
NaCl + HBr = NaBr + HCl
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
[Ag(NH3)2]Cl(aq) + HNO3(aq) = NH4NO3(aq) + AgCl(s) =>
[Ag(NH3)2]Cl(aq) + 2 HNO3(aq) = 2 NH4NO3(aq) + AgCl(s)
CuSO4 + Pb(ClO3)2 = Cu(ClO3)2 + SO4Pb =>
CuSO4 + Pb(ClO3)2 = Cu(ClO3)2 + SO4Pb
Al + HCl = AlClH =>
Al + HCl = AlClH
CaCI2 + K2CO3 = CaCO3 + K2CI2 =>
CaCI2 + K2CO3 = CaCO3 + K2CI2
Ag(NH3)2NaCl = AgClNa(NH3)2 =>
Ag(NH3)2NaCl = AgClNa(NH3)2
Al(NO3)3 + H2O = Al(OH)3 + NO3 + H3O =>
Al(NO3)3 + 6 H2O = Al(OH)3 + 3 NO3 + 3 H3O
Al2(SO4)3 + NH3 + H2O = Al(OH)3 + (NH4)2SO4 =>
Al2(SO4)3 + 6 NH3 + 6 H2O = 2 Al(OH)3 + 3(NH4)2SO4
Na2(S2O3) + HNO3 = NaNO3 + H2O + S + SO2 =>
Na2(S2O3) + 2 HNO3 = 2 NaNO3 + H2O + S + SO2
CuSO4 + Fe(SO4)3 = Cu(SO4)3 + FeSO4 =>
CuSO4 + Fe(SO4)3 = Cu(SO4)3 + FeSO4
AgNo3(aq)HCl(aq) = AgCl(s)HNo3(aq) =>
AgNo3(aq)HCl(aq) = AgCl(s)HNo3(aq)
CoCl4 + H2O = Co(H2O)6 + Cl =>
CoCl4 + 6 H2O = Co(H2O)6 + 4 Cl
HBrO3(aq) + H2O(l) + SO2(g) = H2O(l)Br2(aq) + H2SO4(aq) =>
2 HBrO3(aq) + 5 H2O(l) + 5 SO2(g) = H2O(l)Br2(aq) + 5 H2SO4(aq)
CaC12 + NaCl = NaC12 + CaCl =>
CaC12 + NaCl = NaC12 + CaCl
NaCl + H2O + AgNO3 = HNO3 + HCl + NaAgO =>
NaCl + H2O + AgNO3 = HNO3 + HCl + NaAgO
CH3CH2OH + KMnO4 + H2SO4 = CH3CO2H + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CO2H + 4 MnSO4 + 11 H2O + 2 K2SO4
H2SO3 + CaCl2 = Ca(HSO3)2 + HCl =>
2 H2SO3 + CaCl2 = Ca(HSO3)2 + 2 HCl
C23H9 + O2 = CO2 + H2O =>
4 C23H9 + 101 O2 = 92 CO2 + 18 H2O
C3H7Cl + NaOH = NaCl + H2O + C3H6 =>
C3H7Cl + NaOH = NaCl + H2O + C3H6
CoBr + NaI = CoI + NaBr =>
CoBr + NaI = CoI + NaBr
CrCl2 + Na2S + H2O = Cr(OH)3 + H2S + NaCl + H2 =>
2 CrCl2 + 2 Na2S + 6 H2O = 2 Cr(OH)3 + 2 H2S + 4 NaCl + H2
ICl + H2O = HCl + HIO =>
ICl + H2O = HCl + HIO
H3P + O2 = H3PO4 =>
H3P + 2 O2 = H3PO4
CO3{2-} + MnO4{-} + H3O{+} = Mn{2+} + CO3{-} + H2O =>
5 CO3{2-} + MnO4{-} + 8 H3O{+} = Mn{2+} + 5 CO3{-} + 12 H2O
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
BaCl2 + H2S = BaS + HCl =>
BaCl2 + H2S = BaS + 2 HCl
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