Équations équilibrées la veille |
2 Cu + O2 = 2 CuO
Cr(NO3)3 + H2O = Cr + HNO + OH =>
Cr(NO3)3 + 9 H2O = Cr + 3 HNO + 15 OH
H + Si = H4Si =>
4 H + Si = H4Si
Cu(NO3)2 + NaI = CuI2 + NaNO3 =>
Cu(NO3)2 + 2 NaI = CuI2 + 2 NaNO3
Na2CO3 + Fe(NO3)3 = Fe2(CO3)3 + NaNO3 =>
3 Na2CO3 + 2 Fe(NO3)3 = Fe2(CO3)3 + 6 NaNO3
NaF + Pb = PbF + Na =>
NaF + Pb = PbF + Na
C5H6O + O2 = CO2 + H2O =>
C5H6O + 6 O2 = 5 CO2 + 3 H2O
C5H8 + H2 = C5H10 = C5H12 =>
C5H8 + H2 = C5H10
CH3Br + NH3 = CH3NH2 + HBr =>
CH3Br + NH3 = CH3NH2 + HBr
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Al(OH)3 + H2SO4 + H2O = Al(H2O)6 + HSO4 =>
Al(OH)3 + 3 H2SO4 + 3 H2O = Al(H2O)6 + 3 HSO4
(cafe)C12H22O11 + O2 = CO2 + H2O =>
(cafe)C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
NaPO4 + AgNo3 = AgPO4 + NaNo3 =>
NaPO4 + AgNo3 = AgPO4 + NaNo3
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
C6H10O5 + H2O = C6H12O6 =>
C6H10O5 + H2O = C6H12O6
Cu + BaOH = CuOH + Ba =>
Cu + BaOH = CuOH + Ba
NaC2H3O2 + H2O = Na + HC2H3O2 + OH =>
NaC2H3O2 + H2O = Na + HC2H3O2 + OH
Cu(NO3)2 + Na2S = CuS + NaNO3 =>
Cu(NO3)2 + Na2S = CuS + 2 NaNO3
PbO + MgO = MgPbO2 =>
PbO + MgO = MgPbO2
Zn + HBr = ZnBr2 + H2 =>
Zn + 2 HBr = ZnBr2 + H2
C6H10O5 + O2 = CO2 + H2O =>
C6H10O5 + 6 O2 = 6 CO2 + 5 H2O
Cu(s) + AlCl3(aq) = CuCl3(aq) + Al(s) =>
Cu(s) + AlCl3(aq) = CuCl3(aq) + Al(s)
HNO3 + P2O5 = N2O5 + HPO3 =>
2 HNO3 + P2O5 = N2O5 + 2 HPO3
CH2CHOOH + NH4OH = C3H7NO2 + H2O =>
3 CH2CHOOH + 2 NH4OH = 2 C3H7NO2 + 4 H2O
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
Cu22O + C = Cu + CO2 =>
2 Cu22O + C = 44 Cu + CO2
Be(OH)2 = BeO + H2O =>
Be(OH)2 = BeO + H2O
Fe + CO = Fe2(CO)5 =>
2 Fe + 5 CO = Fe2(CO)5
C27H46O + Br2 = C27H46OBr2 =>
C27H46O + Br2 = C27H46OBr2
Al + CO3 + H2O = Al(OH)3 + HCO3 =>
Al + 3 CO3 + 3 H2O = Al(OH)3 + 3 HCO3
CH3CO2H + NaOH = CH3CO2Na + H2O =>
CH3CO2H + NaOH = CH3CO2Na + H2O
Al2(CO3)3 + CaBr2 = CaCO3 + AlBr3 =>
Al2(CO3)3 + 3 CaBr2 = 3 CaCO3 + 2 AlBr3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
(CH4) + O2 = CO2 + H2O =>
(CH4) + 2 O2 = CO2 + 2 H2O
SrCl2 + (NH4)2CrO4 = SrCrO4 + NH4Cl =>
SrCl2 + (NH4)2CrO4 = SrCrO4 + 2 NH4Cl
BaCl2 + F2 = BaF2 + Cl =>
BaCl2 + F2 = BaF2 + 2 Cl
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
CH3CO2H + NaOH = CH3CO2Na + H2O =>
CH3CO2H + NaOH = CH3CO2Na + H2O
Na + CuCl2 = NaCl2 + Cu =>
Na + CuCl2 = NaCl2 + Cu
AgNO3 + NaPO4{-3} = AgPO4{-3} + NaNO3 =>
AgNO3 + NaPO4{-3} = AgPO4{-3} + NaNO3
Al2(CO3)3 + ZnCl2 = ZnCO3 + AlCl3 =>
Al2(CO3)3 + 3 ZnCl2 = 3 ZnCO3 + 2 AlCl3
Co + CaC2O4 = Ca + CoC2O4 =>
Co + CaC2O4 = Ca + CoC2O4
Mn2O3 + PbO2 + HNO3 = H2MnO7 + Pb(NO3)2 + H2O =>
Mn2O3 + 9 PbO2 + 18 HNO3 = 2 H2MnO7 + 9 Pb(NO3)2 + 7 H2O
Be(OH)2 = BeO + H2O =>
Be(OH)2 = BeO + H2O
H2S + HO = HOH + S =>
H2S + 2 HO = 2 HOH + S
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
Fe + CO = Fe(CO)5 =>
Fe + 5 CO = Fe(CO)5
ZnCrO4 + H3AsO4 = Zn3(AsO4)2 + H2CrO4 =>
3 ZnCrO4 + 2 H3AsO4 = Zn3(AsO4)2 + 3 H2CrO4
NiO + Mg = MgO + Ni =>
NiO + Mg = MgO + Ni
CH3CH + HCl = CH3CH2Cl =>
CH3CH + HCl = CH3CH2Cl
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