Équations équilibrées la veille |
2 C6H5CH2CH(CH3)CO2H + H2SO4 + 2 NaN3 = 2 C6H5CH2CH(CH3)NH2 + Na2SO4 + 2 N2 + 2 CO2
Fe2 + O3 = FeO =>
3 Fe2 + 2 O3 = 6 FeO
AgNO3(aq) + NaI(aq) = NaNO3(aq) + AgI =>
AgNO3(aq) + NaI(aq) = NaNO3(aq) + AgI
Zn(s) + Cu(CH3COO)2(aq) = Zn(CH3COO)(aq) + Cu(s) =>
2 Zn(s) + Cu(CH3COO)2(aq) = 2 Zn(CH3COO)(aq) + Cu(s)
C3H6O + J2 = CH3COO + CHJ3 + HJ =>
4 C3H6O + 17 J2 = 2 CH3COO + 8 CHJ3 + 10 HJ
C6H12O2 + C2H4O3 = H2O + C =>
C6H12O2 + 4 C2H4O3 = 14 H2O + 14 C
C3COOH + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
10 C3COOH + 26 KMnO4 + 39 H2SO4 = 40 CO2 + 44 H2O + 13 K2SO4 + 26 MnSO4
Sc + HBr = H2 + ScBr2 =>
Sc + 2 HBr = H2 + ScBr2
Na + ZnCl2 = Zn + Na(Cl2)2 =>
Na + 2 ZnCl2 = 2 Zn + Na(Cl2)2
Sr(OH)2 + AlCl3 = SrCl2 + Al(OH)3 =>
3 Sr(OH)2 + 2 AlCl3 = 3 SrCl2 + 2 Al(OH)3
MnO4{-} + Fe{+2} + H{+} = Mn{+2} + Fe{+3} + (H2O) =>
MnO4{-} + 5 Fe{+2} + 8 H{+} = Mn{+2} + 5 Fe{+3} + 4(H2O)
BaCl2 + H2C4H2O6 = BaC4H2O6 + HCl =>
BaCl2 + H2C4H2O6 = BaC4H2O6 + 2 HCl
HCl + Ta = TaCl2 + H2 =>
2 HCl + Ta = TaCl2 + H2
Fe(OH)2CO = FeCO2H2O =>
Fe(OH)2CO = FeCO2H2O
C6H5Br + HNO3 + H2SO4 = C6H3(NO)2Br + H3O + HSO4 =>
C6H5Br + 2 HNO3 + 8 H2SO4 = C6H3(NO)2Br + 4 H3O + 8 HSO4
NaCl(aq) + Hg2(C2H3O2)2(aq) = Hg2Cl2(s) + Na2(C2H3O2)2(aq) =>
2 NaCl(aq) + Hg2(C2H3O2)2(aq) = Hg2Cl2(s) + Na2(C2H3O2)2(aq)
Al(OH)3 + HCl = AlOHCl2 + H2O =>
Al(OH)3 + 2 HCl = AlOHCl2 + 2 H2O
CH3COOH + Na2O = CH3COONa + NaOH =>
CH3COOH + Na2O = CH3COONa + NaOH
NaSCN(aq) + FeCl3(aq) = NaCl(aq) + Fe(SCN)3(aq) =>
3 NaSCN(aq) + FeCl3(aq) = 3 NaCl(aq) + Fe(SCN)3(aq)
FeSO4 + BaCl2(H2O)2 = BaSO4 + FeCl2 + H2O =>
FeSO4 + BaCl2(H2O)2 = BaSO4 + FeCl2 + 2 H2O
MgSO4 + Ba(OH)2 = Mg(OH)2 + BaSO4 =>
MgSO4 + Ba(OH)2 = Mg(OH)2 + BaSO4
SrI2 + Br2 = Br2I2 + Sr =>
SrI2 + Br2 = Br2I2 + Sr
Pb(NO3)2 + H2O + Na2CO3 = PbCO3*Pb(OH)2 + NaNO3 + HNO3 =>
2 Pb(NO3)2 + 2 H2O + Na2CO3 = PbCO3*Pb(OH)2 + 2 NaNO3 + 2 HNO3
C3H8O + Na = H2 + NaOH + C3H5 =>
C3H8O + Na = H2 + NaOH + C3H5
Li2O + H2O = HLi + O2 =>
Li2O + H2O = 2 HLi + O2
Mn(s) + CO2(s) = Mn2O3(s) + CO(g) =>
2 Mn(s) + 3 CO2(s) = Mn2O3(s) + 3 CO(g)
CH1(g) + O2(g) = CO2(g) + H2O =>
4 CH1(g) + 5 O2(g) = 4 CO2(g) + 2 H2O
HNO4 + NH4CO3 = NH4NO3 + H2O + CO2 =>
2 HNO4 + 4 NH4CO3 = 3 NH4NO3 + 3 H2O + 4 CO2
LiOH + MgCl = LiCl + Mg(OH) =>
LiOH + MgCl = LiCl + Mg(OH)
Zn + (CaOH)2 = ZnOH + Ca =>
2 Zn + (CaOH)2 = 2 ZnOH + 2 Ca
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
CaNO3 + LiSO3 = CaSO3 + LiNO3 =>
CaNO3 + LiSO3 = CaSO3 + LiNO3
FeTiO3 + HBr = FeO + TiBr4 + H2O =>
FeTiO3 + 4 HBr = FeO + TiBr4 + 2 H2O
Na(HCO3) = Na(OH) + CO2 =>
Na(HCO3) = Na(OH) + CO2
C4H8 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + H2O + MnSO4 =>
5 C4H8 + 8 KMnO4 + 12 H2SO4 = 10 CH3COOH + 4 K2SO4 + 12 H2O + 8 MnSO4
Al(OH)3 + NH4OH = NH4(Al(OH)4) =>
Al(OH)3 + NH4OH = NH4(Al(OH)4)
Br2 + Cl2 = Br2Cl2 =>
Br2 + Cl2 = Br2Cl2
MnO4 + HN3 + SO4 = MnSO4 + N2 + H2O =>
MnO4 + 8 HN3 + SO4 = MnSO4 + 12 N2 + 4 H2O
Sr(OH)2 + NH4Cl = SrCl2 + NH4(OH) =>
Sr(OH)2 + 2 NH4Cl = SrCl2 + 2 NH4(OH)
C2H3O2 + NaCO3 = C2CO3 + NaH3O2 =>
C2H3O2 + NaCO3 = C2CO3 + NaH3O2
K2SO3 + HClO4 = KClO4 + H2O + SO2 =>
K2SO3 + 2 HClO4 = 2 KClO4 + H2O + SO2
HCl + NaClO = Cl2 + H2O + NaCl =>
2 HCl + NaClO = Cl2 + H2O + NaCl
H3AsO4 = As2O5 + H2O(g) =>
2 H3AsO4 = As2O5 + 3 H2O(g)
Cu{2}SO4 + Fe = Fe{2}SO4 + Cu =>
Cu{2}SO4 + Fe = Fe{2}SO4 + Cu
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ba(NO3)2 + Na2Co3 = BaCo3 + NaNO3 =>
Ba(NO3)2 + Na2Co3 = BaCo3 + 2 NaNO3
K2C2O4*H2O + H2C2O4*2H2O + K2Cr2O7 = K3[Cr(C2O4)3]*3H2O + H2O + CO2 =>
2 K2C2O4*H2O + 7 H2C2O4*2H2O + K2Cr2O7 = 2 K3[Cr(C2O4)3]*3H2O + 17 H2O + 6 CO2
Cr{+3} + BrO3{-} + OH{-} = CrO4{-2} + Br2 + H2O =>
10 Cr{+3} + 6 BrO3{-} + 44 OH{-} = 10 CrO4{-2} + 3 Br2 + 22 H2O
(NH4)2SO4 + Mn(C2H3O2)2 = NH4C2H3O2 + MnSO4 =>
(NH4)2SO4 + Mn(C2H3O2)2 = 2 NH4C2H3O2 + MnSO4
H2O + K2CrO4 = KHCrO4 + KOH =>
H2O + K2CrO4 = KHCrO4 + KOH
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