Équations équilibrées la veille |
5 C3H2 + 14 KMnO4 + 21 H2SO4 = 15 CO2 + 7 K2SO4 + 14 MnSO4 + 26 H2O
Na + MgCl = NaCl + Mg =>
Na + MgCl = NaCl + Mg
C3H7Cl + H2 = C4H10 + HCl =>
4 C3H7Cl + 3 H2 = 3 C4H10 + 4 HCl
C7H403 + O2 = CO2 + H2O =>
4 C7H403 + 431 O2 = 28 CO2 + 806 H2O
Mg + Ca = MgCa =>
Mg + Ca = MgCa
[Co(NH3)5(Cl)]Cl2 + NaNO2 = [Co(NH3)5(NO2)]Cl2 + NaCl =>
[Co(NH3)5(Cl)]Cl2 + NaNO2 = [Co(NH3)5(NO2)]Cl2 + NaCl
Sn + FeCl3 = SnFe + Cl =>
Sn + FeCl3 = SnFe + 3 Cl
Zn(NO3)2 + HCl = ZnCl2 + H + NO3 =>
Zn(NO3)2 + 2 HCl = ZnCl2 + 2 H + 2 NO3
Cu(NO3)2(aq) + NH3(aq) = Cu(NH3)4 + NO3(aq) =>
Cu(NO3)2(aq) + 4 NH3(aq) = Cu(NH3)4 + 2 NO3(aq)
NH2NO3 + NaOH = NaNO3 + NH3 + H2O =>
4 NH2NO3 + 5 NaOH = 5 NaNO3 + 3 NH3 + 2 H2O
H3C6H5O7(ac) + NaHCO3(s) = CO2(g) + H2O(l) + Na3C6H5O7(ac) =>
H3C6H5O7(ac) + 3 NaHCO3(s) = 3 CO2(g) + 3 H2O(l) + Na3C6H5O7(ac)
Cr2O7{-2} + H{+} + H2 = Cr{+3} + H2O =>
Cr2O7{-2} + 8 H{+} + 3 H2 = 2 Cr{+3} + 7 H2O
CoCO3(s) = CoO + CO2 =>
CoCO3(s) = CoO + CO2
Mg + HNO2 = MgNO2 + H2 =>
2 Mg + 2 HNO2 = 2 MgNO2 + H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
ZnBr2 + Cl2 = ZnCl2 + Br =>
ZnBr2 + Cl2 = ZnCl2 + 2 Br
SO2 + NaO = NaSO3 =>
SO2 + NaO = NaSO3
Mg + O = Mg9O4 =>
9 Mg + 4 O = Mg9O4
Br2 + PbI2 = PbBr2 + I =>
Br2 + PbI2 = PbBr2 + 2 I
CoCO3(s) = CoO + CO2 =>
CoCO3(s) = CoO + CO2
Sn + FeCl3 = SnFe + Cl =>
Sn + FeCl3 = SnFe + 3 Cl
Mg(OH)2 = MgOH2O =>
Mg(OH)2 = MgOH2O
Sn + FeCl3 = SnFe + Cl =>
Sn + FeCl3 = SnFe + 3 Cl
Br2 + HCl = BrCl + H2 =>
Br2 + 2 HCl = 2 BrCl + H2
Tl2(SO4) + MnO2 + H2SO4 = Tl2(SO4)3 + MnSO4 + H2O =>
Tl2(SO4) + 2 MnO2 + 4 H2SO4 = Tl2(SO4)3 + 2 MnSO4 + 4 H2O
NaCl + HNO3 = NO + NaO2 + HCl =>
NaCl + HNO3 = NO + NaO2 + HCl
NH3 + HOCl = N2 + HCl + H2O =>
2 NH3 + 3 HOCl = N2 + 3 HCl + 3 H2O
Fe + Pb(NO3)2 = (NO3)2 + PbFe =>
Fe + Pb(NO3)2 = (NO3)2 + PbFe
C3H7O(g) + O2(g) = CO2(g) + H2O(g)5 =>
4 C3H7O(g) + 45 O2(g) = 12 CO2(g) + 14 H2O(g)5
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaHCO3 + C4H8O4 = H2O + CO2 + C2H3NaO2 =>
2 NaHCO3 + C4H8O4 = 2 H2O + 2 CO2 + 2 C2H3NaO2
CaI2 + BaS = BaI2 + CaS =>
CaI2 + BaS = BaI2 + CaS
H2Zn(s) + HCl(ac) = ZnCl2 + H2(g) =>
H2Zn(s) + 2 HCl(ac) = ZnCl2 + 2 H2(g)
CoCO3(s) = CoO + CO2 =>
CoCO3(s) = CoO + CO2
Sn + FeCl3 = SnFe + Cl =>
Sn + FeCl3 = SnFe + 3 Cl
NaCI = Na + CI =>
NaCI = Na + CI
NaOH(s) + H2So4(aq) = Na2So4(aq) + H2O =>
2 NaOH(s) + H2So4(aq) = Na2So4(aq) + 2 H2O
Sn + FeCl3 = SnFe + Cl =>
Sn + FeCl3 = SnFe + 3 Cl
MgCaSO4 = MgSO4Ca =>
MgCaSO4 = MgSO4Ca
Sn + FeCl3 = SnFe + Cl =>
Sn + FeCl3 = SnFe + 3 Cl
MgClO = Mg(ClO) =>
MgClO = Mg(ClO)
Sn + FeCl3 = SnFe + Cl =>
Sn + FeCl3 = SnFe + 3 Cl
SiO2 + OH{-} = H2O + SiO3{-2} =>
SiO2 + 2 OH{-} = H2O + SiO3{-2}
LiOH + H2O2 = LiOOH + H2O =>
LiOH + H2O2 = LiOOH + H2O
CH3COOH + NaCl = CH3COONa + HCl =>
CH3COOH + NaCl = CH3COONa + HCl
AgCl(aq) + Mg(OH)2(aq) = MgCl2(aq) + AgOH(s) =>
2 AgCl(aq) + Mg(OH)2(aq) = MgCl2(aq) + 2 AgOH(s)
CH + O4 = CO4 + H2O =>
8 CH + 9 O4 = 8 CO4 + 4 H2O
CH3COOH + C2H5OH = CH3COOC2H5 + H3O1 =>
4 CH3COOH + 6 C2H5OH = 5 CH3COOC2H5 + 4 H3O1
sodiumsulfate + lead(ii)Nitrate = sodiumnitrate + lead(ii)sulfate =>
Na2SO4 + Pb(NO3)2 = 2 NaNO3 + PbSO4
Mg(s) + CO2(g) = MgO(g) + C(s) =>
2 Mg(s) + CO2(g) = 2 MgO(g) + C(s)
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