Équations équilibrées la veille |
2 Mg + O2 = 2 MgO
C3H7OH(e) + O2(g) = CO2(g) + H2O(g) =>
2 C3H7OH(e) + 9 O2(g) = 6 CO2(g) + 8 H2O(g)
H2SO4CO2 = H2SCO6 =>
H2SO4CO2 = H2SCO6
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
HF + Ca = H2 + CaF =>
2 HF + 2 Ca = H2 + 2 CaF
CH3COO + Fe = FeCH3COO =>
CH3COO + Fe = FeCH3COO
KOH + MgI = MgK + IOH =>
KOH + MgI = MgK + IOH
Cl2 + MgI2 = MgCl2 + I2 =>
Cl2 + MgI2 = MgCl2 + I2
Pb(NO3)2 + Al2(CO3)3 = PbCO3 + Al(NO3)3 =>
3 Pb(NO3)2 + Al2(CO3)3 = 3 PbCO3 + 2 Al(NO3)3
Ag(s) + F2(g) = AgF2(s) =>
Ag(s) + F2(g) = AgF2(s)
NH3 + KNO3 + HCl = NH4NO3 + KCl =>
NH3 + KNO3 + HCl = NH4NO3 + KCl
Cu(OH)2 + CO2 = CuCO3 + H2O =>
Cu(OH)2 + CO2 = CuCO3 + H2O
CO22 + H22O = C6H12O6 + O2 =>
66 CO22 + 6 H22O = 11 C6H12O6 + 696 O2
FeCl2 + H2O2 + H2O = Fe(OH)3 + HCl =>
2 FeCl2 + H2O2 + 4 H2O = 2 Fe(OH)3 + 4 HCl
K4[Fe(CN)6] + KMnO4 + HCl = KCl + FeCl3 + MnCl2 + CO2 + NO2 + H2O =>
K4[Fe(CN)6] + 11 KMnO4 + 40 HCl = 15 KCl + FeCl3 + 11 MnCl2 + 6 CO2 + 6 NO2 + 20 H2O
KCl + Na3[Co(NO2)6] = K2Na[Co(NO2)6] + NaCl =>
2 KCl + Na3[Co(NO2)6] = K2Na[Co(NO2)6] + 2 NaCl
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
BaCO3(s) + C(s) + H2O(l) = CO + Ba(OH)2 =>
BaCO3(s) + C(s) + H2O(l) = 2 CO + Ba(OH)2
AgNO3(aq) + KCrO4(aq) = AgCrO4 + KNO3 =>
AgNO3(aq) + KCrO4(aq) = AgCrO4 + KNO3
C4H9OH + K2Cr2O7 + HNO3 = C4H7O + KNO3 + Cr2(NO3)3 + H2O =>
3 C4H9OH + K2Cr2O7 + 5 HNO3 = 3 C4H7O + 2 KNO3 + Cr2(NO3)3 + 7 H2O
AgNO3(aq) + HBr(aq) = AgBr(s) + HNO3(aq) =>
AgNO3(aq) + HBr(aq) = AgBr(s) + HNO3(aq)
Ca(HSO3)2 = CaO + SO2 + H2O =>
Ca(HSO3)2 = CaO + 2 SO2 + H2O
H{+} + S{-2) = H2S =>
2 H{+} + S{-2) = H2S
KH2Po4 + KOH = K2HPo4 + H2O =>
KH2Po4 + KOH = K2HPo4 + H2O
Na + HBr = Na2Br + H2 =>
4 Na + 2 HBr = 2 Na2Br + H2
Mg + HNO3 = (MgNO3)2 + NH4NO3 + H2O =>
8 Mg + 10 HNO3 = 4(MgNO3)2 + NH4NO3 + 3 H2O
IO3{-} + H2SO3{-} = I2 + SO4{-2} + H{+} + H2O =>
6 IO3{-} + 10 H2SO3{-} = 3 I2 + 10 SO4{-2} + 4 H{+} + 8 H2O
Cl2 + MgI2 = MgCl2 + I2 =>
Cl2 + MgI2 = MgCl2 + I2
Na2CO3(aq) + Ca(NO3)2(aq) = NaNO3 + CaCO3 =>
Na2CO3(aq) + Ca(NO3)2(aq) = 2 NaNO3 + CaCO3
CuCl2 + Ca(OH)2 = CaCl2 + Cu(OH)2 =>
CuCl2 + Ca(OH)2 = CaCl2 + Cu(OH)2
P4(s) + S8(s) = P4S10(s) =>
4 P4(s) + 5 S8(s) = 4 P4S10(s)
HCl + AgNo = HClAgNo =>
HCl + AgNo = HClAgNo
CH2BrCOOH + Na = CH2BrCOONa + H2 =>
2 CH2BrCOOH + 2 Na = 2 CH2BrCOONa + H2
KCrO4 + H2SO4 = KCrO4H2SO4 =>
KCrO4 + H2SO4 = KCrO4H2SO4
ZnO + HNO3 = Zn(NO3)2H2O =>
ZnO + 2 HNO3 = Zn(NO3)2H2O
ZnS + HNO3 = ZnSO4 + NO + H2O =>
3 ZnS + 8 HNO3 = 3 ZnSO4 + 8 NO + 4 H2O
Ba + HNO3 = Ba(NO3)2 + NO + H2O =>
3 Ba + 8 HNO3 = 3 Ba(NO3)2 + 2 NO + 4 H2O
Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
Fe2(SO4)3 = Fe + SO4 =>
Fe2(SO4)3 = 2 Fe + 3 SO4
H3O3 + MnO4 = H3O4 + Mn =>
4 H3O3 + MnO4 = 4 H3O4 + Mn
(Si) + (Cl2) = (SiCl4) =>
(Si) + 2(Cl2) = (SiCl4)
CH3CCH2CH3 + HCl = CH3CHClCH2CH3 =>
CH3CCH2CH3 + HCl = CH3CHClCH2CH3