Équations équilibrées la veille |
NaCl + H2O + Mg = NaClMgO + 2 H
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
MnCO3 = MnO + carbondioxide =>
MnCO3 = MnO + CO2
(NH4)2Fe(SO4)2 + BaCl2 = BaSO4 + FeCl2 + (NH4)2SO4 =>
(NH4)2Fe(SO4)2 + BaCl2 = BaSO4 + FeCl2 + (NH4)2SO4
Fe2O3 + CO = FeCO + O367 =>
367 Fe2O3 + 734 CO = 734 FeCO + 3 O367
NO2 = N2O4 =>
2 NO2 = N2O4
Fe + K{+} = Fe{3+} + K =>
Fe + 3 K{+} = Fe{3+} + 3 K
HgSO + NaCl = HgCl2 + Na2SO =>
HgSO + 2 NaCl = HgCl2 + Na2SO
CO2 + H2O = C7H8 + O =>
7 CO2 + 4 H2O = C7H8 + 18 O
H2SO4(aq) + NaOH(s) = NaSO4(aq) + H3O(l) =>
H2SO4(aq) + NaOH(s) = NaSO4(aq) + H3O(l)
Al + Br = (AlBr3) =>
Al + 3 Br = (AlBr3)
NH3 + H2O + HCO2 = NH4 + HCO3 =>
2 NH3 + H2O + HCO2 = 2 NH4 + HCO3
(NH4)2SO4(aq) + SrCl2(aq) = (NH4)2Cl2(aq) + SrSO4(s) =>
(NH4)2SO4(aq) + SrCl2(aq) = (NH4)2Cl2(aq) + SrSO4(s)
BrO3 + NO2 = Br + NO3 =>
BrO3 + 3 NO2 = Br + 3 NO3
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
XOH + H2O = H2XO + OH =>
XOH + H2O = H2XO + OH
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al4C3 + BiH5 = AlH3 + Bi4C5 =>
5 Al4C3 + 12 BiH5 = 20 AlH3 + 3 Bi4C5
H3PO4 + NaOH = NaPO4 + H2OH2 =>
H3PO4 + NaOH = NaPO4 + H2OH2
C7H6O2(aq) + NaHCO3(aq) = C7H5O2Na(aq) + H2O(aq) + CO2(g) =>
C7H6O2(aq) + NaHCO3(aq) = C7H5O2Na(aq) + H2O(aq) + CO2(g)
HF + SnS = SnF2 + H2S =>
2 HF + SnS = SnF2 + H2S
Fe2S3(s) + O2 = Fe + SO2 =>
Fe2S3(s) + 3 O2 = 2 Fe + 3 SO2
HI + KOH = KI + H2O =>
HI + KOH = KI + H2O
Cd + Pb3N2 = Pb + Cd3N2 =>
3 Cd + Pb3N2 = 3 Pb + Cd3N2
BaO + Mg(OH2) = Ba(OH2) + MgO =>
BaO + Mg(OH2) = Ba(OH2) + MgO
HON(SO3)2(NH4) + H2O = HONH3HSO4 + (NH4)HSO3 =>
4 HON(SO3)2(NH4) + 10 H2O = 7 HONH3HSO4 + (NH4)HSO3
NaClO3 + H2SO4 + KI + CCl4 = Na2SO4 + I2 + H2O + KCl + CO2 =>
4 NaClO3 + 2 H2SO4 + 24 KI + 5 CCl4 = 2 Na2SO4 + 12 I2 + 2 H2O + 24 KCl + 5 CO2
Cu + CaF2 = Ca + CuF =>
2 Cu + CaF2 = Ca + 2 CuF
Pb(C2H3O2)2 + BaCl2 = Ba(C2H3O2)2 + PbCl2 =>
Pb(C2H3O2)2 + BaCl2 = Ba(C2H3O2)2 + PbCl2
CuOH2 + H(C2H3O2) = Cu(C2H3O2) + HOH2 =>
CuOH2 + H(C2H3O2) = Cu(C2H3O2) + HOH2
Mg + KOH = MgK + OH =>
Mg + KOH = MgK + OH
CH4(g) + Br2(g) = CH3Br(l) + HBr(g) =>
CH4(g) + Br2(g) = CH3Br(l) + HBr(g)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Au(s) + NaCN(aq) + O2(g) + H2O(l) = NaAu(CN)2(aq) + NaOH(aq) =>
4 Au(s) + 8 NaCN(aq) + O2(g) + 2 H2O(l) = 4 NaAu(CN)2(aq) + 4 NaOH(aq)
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
C + I2 = CI4 =>
C + 2 I2 = CI4
CrO3 + S = Cr2O3 + SO2 =>
4 CrO3 + 3 S = 2 Cr2O3 + 3 SO2
Na2ZnO2 + H2SO4 = H2ZnO2 + Na2SO4 =>
Na2ZnO2 + H2SO4 = H2ZnO2 + Na2SO4
KMnO4 + FeSO4 + H = Mn + Fe + K2SO4 + H2O =>
2 KMnO4 + FeSO4 + 16 H = 2 Mn + Fe + K2SO4 + 8 H2O
NiCl2 + Na3PO4 = Ni3(PO4)2 + NaCl =>
3 NiCl2 + 2 Na3PO4 = Ni3(PO4)2 + 6 NaCl
LiN3 + H2O = LiOH + HN3 =>
LiN3 + H2O = LiOH + HN3
Ba(OH)2 + Fe(NO3)2 = Fe(OH)2 + Ba(NO3)2 =>
Ba(OH)2 + Fe(NO3)2 = Fe(OH)2 + Ba(NO3)2
C2H6(g) + O2(g) = H2O(l) + CO2(g) =>
2 C2H6(g) + 7 O2(g) = 6 H2O(l) + 4 CO2(g)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Ag2S + HNO3 = Ag(NO3) + S + N2O + H2O =>
4 Ag2S + 10 HNO3 = 8 Ag(NO3) + 4 S + N2O + 5 H2O
Cu(I)S + O = Cu(I)O + SO2 =>
Cu(I)S + 3 O = Cu(I)O + SO2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
Si + NiO = Ni2SiO4 + Ni =>
Si + 4 NiO = Ni2SiO4 + 2 Ni
Pb(No3)2 + Na2SO4 = PbSO4 + Na(No3) =>
Pb(No3)2 + Na2SO4 = PbSO4 + 2 Na(No3)
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