| Équations équilibrées la veille |
AgNO3NaHSO4 = AgHSO4NaNO3
Mg(OH)2 + HF = MgF2 + H2O =>
Mg(OH)2 + 2 HF = MgF2 + 2 H2O
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
(b)Zn(s) + HNO3(aq) = Zn(NO3)2(aq) + H2(g) =>
(b)Zn(s) + 2 HNO3(aq) = Zn(NO3)2(aq) + H2(g)
K3(Cr(OH)6) = KOH + Cr(OH)3 =>
K3(Cr(OH)6) = 3 KOH + Cr(OH)3
Al(C9H6NO)3 + O2 = Al2O3 + C9H6NO =>
4 Al(C9H6NO)3 + 3 O2 = 2 Al2O3 + 12 C9H6NO
Al(HCl)3 = AlCl3 + H =>
Al(HCl)3 = AlCl3 + 3 H
Ca(NO3)24H2O + Zn(NO3)26H2O + CH4N2O + H3PO4 = CO2 + N2 + H2O + CaZnP2O7 =>
3 Ca(NO3)24H2O + 3 Zn(NO3)26H2O + 148 CH4N2O + 6 H3PO4 = 148 CO2 + 223 N2 + 311 H2O + 3 CaZnP2O7
Cu + FeS3 = CuS3 + Fe =>
Cu + FeS3 = CuS3 + Fe
Al(MnO4)3 + C2H7NO2 = NH4MnO4 + C6H9AlO6 =>
Al(MnO4)3 + 3 C2H7NO2 = 3 NH4MnO4 + C6H9AlO6
(NH4)3BO3 + HCl = NH4Cl + H3BO3 =>
(NH4)3BO3 + 3 HCl = 3 NH4Cl + H3BO3
CH3COOH(aq) + KOH(aq) = CH3CO2K + H2O =>
CH3COOH(aq) + KOH(aq) = CH3CO2K + H2O
Na2SO4 + NH4ClO3 = (NH4)2SO4 + Na(ClO3) =>
Na2SO4 + 2 NH4ClO3 = (NH4)2SO4 + 2 Na(ClO3)
S2O3{2-} + Cl2 = SO4{2-} + Cl{-} + S =>
4 S2O3{2-} + Cl2 = 3 SO4{2-} + 2 Cl{-} + 5 S
(NH4ClO4) = (N2) + (Cl2) + (O2) + (H20) =>
10(NH4ClO4) = 5(N2) + 5(Cl2) + 20(O2) + 2(H20)
Al(OH)2NO3 + HNO3 = AlOH(NO3)2 + H2O =>
Al(OH)2NO3 + HNO3 = AlOH(NO3)2 + H2O
HCl(aq) + ZnS(s) = ZnCl + HS =>
HCl(aq) + ZnS(s) = ZnCl + HS
Al(OH)3 + FeCl2 = Fe(OH)2 + AlCl3 =>
2 Al(OH)3 + 3 FeCl2 = 3 Fe(OH)2 + 2 AlCl3
Al(OH)3 + H2SO4 + H2O = Al2(SO4)3*18H2O =>
2 Al(OH)3 + 3 H2SO4 + 12 H2O = Al2(SO4)3*18H2O
H2O + AgI = HI + Ag2O =>
H2O + 2 AgI = 2 HI + Ag2O
Al(s) + Cl = AlCl3 =>
Al(s) + 3 Cl = AlCl3
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Hg(OCN)2 + H2O = Hg + HCN + O2 =>
2 Hg(OCN)2 + 2 H2O = 2 Hg + 4 HCN + 3 O2
FeBr2 + (NH4)2S = Fe2S2 + NH4Br =>
2 FeBr2 + 2(NH4)2S = Fe2S2 + 4 NH4Br
Al(s) + FeCl2(aq) = AlCl3 + Fe =>
2 Al(s) + 3 FeCl2(aq) = 2 AlCl3 + 3 Fe
H2O + BrO3{-} + NH3OH{+} = Br{-} + NO2{-} + H3O{+} =>
3 H2O + 2 BrO3{-} + 3 NH3OH{+} = 2 Br{-} + 3 NO2{-} + 6 H3O{+}
CuCO3 + CH3COOH = CO2 + H2O + CuCH3COO2 =>
8 CuCO3 + 7 CH3COOH = 6 CO2 + 2 H2O + 8 CuCH3COO2
Mg(OH) + K = MgK + (OH)2 =>
2 Mg(OH) + 2 K = 2 MgK + (OH)2
Al2O3 + Co3As2 = AlAs + CoO =>
Al2O3 + Co3As2 = 2 AlAs + 3 CoO
Na2SO3 + KMnO4 + HCl = Na2SO4 + KCl + MnCl2 + H2O =>
5 Na2SO3 + 2 KMnO4 + 6 HCl = 5 Na2SO4 + 2 KCl + 2 MnCl2 + 3 H2O
AgNO3(aq) + AlI3(aq) = AgI(s) + Al(NO3)3(aq) =>
3 AgNO3(aq) + AlI3(aq) = 3 AgI(s) + Al(NO3)3(aq)
Mg + C + O2 = MgCO2 =>
Mg + C + O2 = MgCO2
Al(s) + H2O(g) = Al2O3(s) + H2(g) =>
2 Al(s) + 3 H2O(g) = Al2O3(s) + 3 H2(g)
Al{3+} + NO{3-} = AlNO =>
Al{3+} + NO{3-} = AlNO
Fe2(SO4)3 + BaS = BaSO4 + Fe2S3 =>
Fe2(SO4)3 + 3 BaS = 3 BaSO4 + Fe2S3
Al(s) + O2 = Al2O3 =>
4 Al(s) + 3 O2 = 2 Al2O3
An + HCl + HNO3 = AnCl3 + NO + H2O =>
An + 3 HCl + HNO3 = AnCl3 + NO + 2 H2O
H2O + AgI = HI + Ag2O =>
H2O + 2 AgI = 2 HI + Ag2O
Al(s) + PbSO4(aq) = AlSO4(aq) + Pb(s) =>
Al(s) + PbSO4(aq) = AlSO4(aq) + Pb(s)
Na2O2H2 + H3Cl3 = NaCl + H2O =>
3 Na2O2H2 + 2 H3Cl3 = 6 NaCl + 6 H2O
H2O + CrCl2 + K2CrO4 + KOH = K3[Cr(OH)6] + CrCl3 =>
4 H2O + 3 CrCl2 + K2CrO4 + 4 KOH = 2 K3[Cr(OH)6] + 2 CrCl3
Fe2O3 + Cl2 + OH{-} = FeO42{-} + Cl{-} + H2O =>
Fe2O3 + 80 Cl2 + 162 OH{-} = 2 FeO42{-} + 160 Cl{-} + 81 H2O
Cr(OH)3 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 Cr(OH)3 + 3 Br2 + 10 KOH = 2 K2CrO4 + 6 KBr + 8 H2O
Al(s) + SnSO4(aq) = Al2(SO4)3 + Sn =>
2 Al(s) + 3 SnSO4(aq) = Al2(SO4)3 + 3 Sn
CaSiO3 + Al2SiO5 = Ca3Al2Si3O12 + SiO2 =>
3 CaSiO3 + Al2SiO5 = Ca3Al2Si3O12 + SiO2
K2SO3 + H2SO4 + KMnO4 = K2SO4 + MnSO4 + H2O =>
5 K2SO3 + 3 H2SO4 + 2 KMnO4 = 6 K2SO4 + 2 MnSO4 + 3 H2O
Ag2O = Ag + O2(g) =>
2 Ag2O = 4 Ag + O2(g)
NH4NO3 + CH2 = H2O + CO2 + N2 =>
3 NH4NO3 + CH2 = 7 H2O + CO2 + 3 N2
SB + Cl2 = SBCl2 =>
SB + Cl2 = SBCl2
Cu + AgC2H3O2 = Cu(CH3COO)2 + Ag =>
Cu + 2 AgC2H3O2 = Cu(CH3COO)2 + 2 Ag
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