| Équations équilibrées la veille |
6 Au + Cl2 = 2 Au3Cl
CrCl2 + NaOH + Br2 = Na2Cr2O4 + NaBr + NaCl + H2O =>
2 CrCl2 + 8 NaOH + Br2 = Na2Cr2O4 + 2 NaBr + 4 NaCl + 4 H2O
C7H14O + K2Cr2O7 + H2SO4 = C7H12O2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C7H14O + 2 K2Cr2O7 + 8 H2SO4 = 3 C7H12O2 + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
NaHCO3 + HC2H3O2 = NaC2H3O2 + C2O + H2O =>
2 NaHCO3 + 5 HC2H3O2 = 2 NaC2H3O2 + 4 C2O + 8 H2O
C11H12O + O2 = CO2 + H2O =>
2 C11H12O + 27 O2 = 22 CO2 + 12 H2O
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
Na2S2O3 + BaCl2 = NaCl + S + O + Ba =>
Na2S2O3 + BaCl2 = 2 NaCl + 2 S + 3 O + Ba
zinc + CuCl2 = copper + zincchloride =>
Zn + CuCl2 = Cu + ZnCl2
HCO3 + HCl = H2O + ClCO2 =>
HCO3 + HCl = H2O + ClCO2
Cr(NO3)2 = Cr + (NO3) =>
Cr(NO3)2 = Cr + 2(NO3)
KHSO4 = K + SO3 + OH =>
KHSO4 = K + SO3 + OH
HCOOH + [Ag(NH3)2]{+} + OH{-} = Ag + NH3 + CO32{-} + H2O =>
HCOOH + 61[Ag(NH3)2]{+} + 62 OH{-} = 61 Ag + 122 NH3 + CO32{-} + 32 H2O
AgNO3 + NaOH + C6H12O6 = Ag + NaNO3 + H2O + CO2 =>
24 AgNO3 + 24 NaOH + C6H12O6 = 24 Ag + 24 NaNO3 + 18 H2O + 6 CO2
NaBH4 + CH3CHO + CH3OH = CH3CH2OH + (CH3O)4BNa =>
NaBH4 + 4 CH3CHO + 4 CH3OH = 4 CH3CH2OH + (CH3O)4BNa
Na2S + Cu(NO3)2 = NaNO3 + CuS =>
Na2S + Cu(NO3)2 = 2 NaNO3 + CuS
C2H3O2 + O2 = H2O + HCO3 =>
4 C2H3O2 + 9 O2 = 2 H2O + 8 HCO3
M(OH)2 + H2SO4 = MSO4 + H2O =>
M(OH)2 + H2SO4 = MSO4 + 2 H2O
K2C2O4 + CuSO4 = K2SO4 + Cu(C2O4) =>
K2C2O4 + CuSO4 = K2SO4 + Cu(C2O4)
C6H6 + Fe(OH)3 = H2O + Fe + CO2 =>
C6H6 + 10 Fe(OH)3 = 18 H2O + 10 Fe + 6 CO2
Pb(NO3)2 + HBr = PbBr2 + HNO3 =>
Pb(NO3)2 + 2 HBr = PbBr2 + 2 HNO3
Ru + C9H8 = RuC9H8 =>
Ru + C9H8 = RuC9H8
HCl + NaOH(aq) = Na + Cl + H2O =>
HCl + NaOH(aq) = Na + Cl + H2O
NaCl + O2 = sodiumchlorate =>
2 NaCl + 3 O2 = 2 NaClO3
FeTiO2 + FeCl3 + H2O = TiCl4 + Fe(OH) + O =>
6 FeTiO2 + 8 FeCl3 + 7 H2O = 6 TiCl4 + 14 Fe(OH) + 5 O
Na + Ce2 = NaCe1 =>
2 Na + Ce2 = 2 NaCe1
Cobalt3Sulfate + CalciumHydroxide = Cobalt3Hydroxide + CalciumSulfate =>
Cobalt3Sulfate + CalciumHydroxide = Cobalt3Hydroxide + CalciumSulfate
Pb(NO3)2 + HBr = PbBr2 + H(NO3) =>
Pb(NO3)2 + 2 HBr = PbBr2 + 2 H(NO3)
Be(OH)2 + Al2O3 = BeO + Al(OH)3 =>
3 Be(OH)2 + Al2O3 = 3 BeO + 2 Al(OH)3
Fe(iii) + H2O = H2 + Fe2O3 =>
2 Fe(iii) + 3 H2O = 3 H2 + Fe2O3
Li2Cr2O7 + Ba(CIO4)2 = BaCr2O7 + LiCIO4 =>
Li2Cr2O7 + Ba(CIO4)2 = BaCr2O7 + 2 LiCIO4
Pb(NO3)2 + HBr = PbBr2 + H(NO3) =>
Pb(NO3)2 + 2 HBr = PbBr2 + 2 H(NO3)
CH3OH + MnO4 + H{+} = H2CO + Mn{+2} + H2O =>
3 CH3OH + MnO4 + 2 H{+} = 3 H2CO + Mn{+2} + 4 H2O
AgNO3 + CaCl2 = AgCl2CaNO3 =>
AgNO3 + CaCl2 = AgCl2CaNO3
KCl + CuI2 = KI + CuCl2 =>
2 KCl + CuI2 = 2 KI + CuCl2
HCl + AgNa = NaCl + HAg =>
HCl + AgNa = NaCl + HAg
Al + Zn(No3) = Al(No3) + Zn =>
Al + Zn(No3) = Al(No3) + Zn
HCl + Fe = FeH3 + Cl =>
3 HCl + Fe = FeH3 + 3 Cl
Pb(NO3)2 + HBr = PbBr2 + H(NO3) =>
Pb(NO3)2 + 2 HBr = PbBr2 + 2 H(NO3)
OH + C2H5 = C + H2O =>
5 OH + C2H5 = 2 C + 5 H2O
F + Ca(oh)2 = CaF2 =>
4 F + Ca(oh)2 = 2 CaF2
Pb(NO3)2 + HBr = PbBr2 + H(NO3) =>
Pb(NO3)2 + 2 HBr = PbBr2 + 2 H(NO3)
C10H8 + Na = C10H7Na + H2 =>
2 C10H8 + 2 Na = 2 C10H7Na + H2
Pb(NO3)2 + HBr = PbBr2 + H(NO3) =>
Pb(NO3)2 + 2 HBr = PbBr2 + 2 H(NO3)
K4(Fe(SCN)6) + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + CO2 + H2O + KSO4 + KNO =>
4 K4(Fe(SCN)6) + 71 K2Cr2O7 + 329 H2SO4 = 2 Fe2(SO4)3 + 71 Cr2(SO4)3 + 24 CO2 + 329 H2O + 134 KSO4 + 24 KNO
Al(s) + AgNo3(aq) = Ag(s) + Al(No3)3(aq) =>
Al(s) + 3 AgNo3(aq) = 3 Ag(s) + Al(No3)3(aq)
HF + (NH4)H = H2 + NH4F =>
HF + (NH4)H = H2 + NH4F
KI + SO3 = K2SO3 + I =>
2 KI + SO3 = K2SO3 + 2 I
Pb(NO3)2 + HBr = PbBr2 + H(NO3) =>
Pb(NO3)2 + 2 HBr = PbBr2 + 2 H(NO3)
(NH4)(NO3) + Na = NaNO3 + NH4 =>
(NH4)(NO3) + Na = NaNO3 + NH4
C14H9Cl5 + CaO = CaCl2 + CO2 + CaC2 + H2O =>
2 C14H9Cl5 + 17 CaO = 5 CaCl2 + 4 CO2 + 12 CaC2 + 9 H2O
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