| Équations équilibrées la veille |
3 BaCI2 + Mg3N2 = Ba3N2 + 3 MgCI2
C2H5COOH + K = C2H5COOK + H2 =>
2 C2H5COOH + 2 K = 2 C2H5COOK + H2
H3PO4(aq) + NH3(aq) = (NH4)3PO4(aq) =>
H3PO4(aq) + 3 NH3(aq) = (NH4)3PO4(aq)
Al(OH)2Cl + HCl = AlOHCl2 + H2O =>
Al(OH)2Cl + HCl = AlOHCl2 + H2O
K3PO4 + AgC2H3O2 = Ag3PO4(s) + KC2H3O2 =>
K3PO4 + 3 AgC2H3O2 = Ag3PO4(s) + 3 KC2H3O2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
(NH4)2S + Ti(NO3)2 = NH4NO3 + TiS =>
(NH4)2S + Ti(NO3)2 = 2 NH4NO3 + TiS
Cu(II) + S = Cu(II)S =>
Cu(II) + S = Cu(II)S
Ag(s) + S{2-}(aq) + O2(g) + H{+(}aq) = Ag2S(s) + H2O(l) =>
4 Ag(s) + 2 S{2-}(aq) + O2(g) + 4 H{+(}aq) = 2 Ag2S(s) + 2 H2O(l)
KOH + (MgOH)2SO4 = K2SO4 + Mg(OH)2 =>
2 KOH + (MgOH)2SO4 = K2SO4 + 2 Mg(OH)2
CuO(s) + HCl(ac) = CuCl2(ac) + H2O(l) =>
CuO(s) + 2 HCl(ac) = CuCl2(ac) + H2O(l)
Al(OH)3 + CH2O = Al(C2H3O2)3 + H2O =>
Al(OH)3 + 6 CH2O = Al(C2H3O2)3 + 3 H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
Mg + Pb(No3)2 = Mg2(No3)2 + Pb =>
2 Mg + Pb(No3)2 = Mg2(No3)2 + Pb
Ag2S + NH3 + H2O = (Ag(NH3)2){+} + HS{-} + OH{-} =>
Ag2S + 4 NH3 + H2O = 2(Ag(NH3)2){+} + HS{-} + OH{-}
CrO72{-} + H2S + H{+} = Cr3{+} + S + H2O =>
3 CrO72{-} + 214 H2S + 4 H{+} = Cr3{+} + 214 S + 216 H2O
Zn + NaNO3 + NaOH + H2O = Na2[Zn(OH)4] + NH3 =>
4 Zn + NaNO3 + 7 NaOH + 6 H2O = 4 Na2[Zn(OH)4] + NH3
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
Hg2CrO4 + H2O = Hg2O + H2CrO4 =>
Hg2CrO4 + H2O = Hg2O + H2CrO4
NaNO2 + NaH2PO4 = Na2HPO4 + HNO2 =>
NaNO2 + NaH2PO4 = Na2HPO4 + HNO2
K + Si = K4Si =>
4 K + Si = K4Si
Y + Ni = Y2Ni17 =>
2 Y + 17 Ni = Y2Ni17
PbSO4 + (NH4)2S = PbS + (NH4)2SO4 =>
PbSO4 + (NH4)2S = PbS + (NH4)2SO4
Ni + PdCl2 = NiCl2 + Pd =>
Ni + PdCl2 = NiCl2 + Pd
Ag2S + NH3 + H2O = (Ag(NH3)2){+} + HS{-} + OH{-} =>
Ag2S + 4 NH3 + H2O = 2(Ag(NH3)2){+} + HS{-} + OH{-}
C6H6 + Br2 = C6H5Br + HBr =>
C6H6 + Br2 = C6H5Br + HBr
Ba(OH)2 + HOBr = H2O + Ba(OBr)2 =>
Ba(OH)2 + 2 HOBr = 2 H2O + Ba(OBr)2
NaI + HgCl = NaCl + HgI =>
NaI + HgCl = NaCl + HgI
Ba(NO3)2 + HCl = BaCl2 + NO3 + H =>
Ba(NO3)2 + 2 HCl = BaCl2 + 2 NO3 + 2 H
MnSO4 + K2S2O8 + H2O = MnO2 + K2SO4 + H2SO4 =>
MnSO4 + K2S2O8 + 2 H2O = MnO2 + K2SO4 + 2 H2SO4
Li + Cu2SO4 = Li2SO4 + Cu =>
2 Li + Cu2SO4 = Li2SO4 + 2 Cu
C6H6 + Br2 = C6H5Br + HBr =>
C6H6 + Br2 = C6H5Br + HBr
BaCO3 + C + H2O = CO + Ba(OH)2 =>
BaCO3 + C + H2O = 2 CO + Ba(OH)2
Zn2{+} + Cu(NO3)2 = Cu2{+} + Zn(NO3)2 =>
Zn2{+} + 2 Cu(NO3)2 = Cu2{+} + 2 Zn(NO3)2
NaOH + CaH2CO3 = NaH2CO3 + CaOH =>
NaOH + CaH2CO3 = NaH2CO3 + CaOH
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Al(Cl)3 + NaOH = Al(OH)3 + NaCl =>
Al(Cl)3 + 3 NaOH = Al(OH)3 + 3 NaCl
BaCl2 + K4Fe(CN)6 = Ba2Fe(CN)6 + KCl =>
2 BaCl2 + K4Fe(CN)6 = Ba2Fe(CN)6 + 4 KCl
Ca(HCO3)2 + HBr = Ca(Br)2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HBr = Ca(Br)2 + 2 CO2 + 2 H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
LiBr + Ba = BaBr2 + Li =>
2 LiBr + Ba = BaBr2 + 2 Li
Al(OH)3 + H2S = Al2(S)3 + H2O =>
2 Al(OH)3 + 3 H2S = Al2(S)3 + 6 H2O
Fe2S3 + NO3{-} + H{+} = NO + SO4{2-} + Fe{2+} + H2O =>
3 Fe2S3 + 22 NO3{-} + 16 H{+} = 22 NO + 9 SO4{2-} + 6 Fe{2+} + 8 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al2(SO4)3(aq) + K(OH)(aq) = Al(OH)3(aq) + K2(SO4)(aq) =>
Al2(SO4)3(aq) + 6 K(OH)(aq) = 2 Al(OH)3(aq) + 3 K2(SO4)(aq)
Zn(s)MgSO4(aq) = ZnSO4Mg =>
Zn(s)MgSO4(aq) = ZnSO4Mg
PbCrO4 + KI + HCl = PbCl2 + KCl + CrCl3 + I2 + H2O =>
2 PbCrO4 + 6 KI + 16 HCl = 2 PbCl2 + 6 KCl + 2 CrCl3 + 3 I2 + 8 H2O
CH3COONa + FeCl3 = Fe(CH3COO)3 + NaCl =>
3 CH3COONa + FeCl3 = Fe(CH3COO)3 + 3 NaCl
AgNO3(aq) + NaCl2(aq) = AgCl(s) + Na(NO3)2(aq) =>
2 AgNO3(aq) + NaCl2(aq) = 2 AgCl(s) + Na(NO3)2(aq)
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Équations équilibrées sur10/26/24
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