Équations équilibrées la veille |
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CH3CH2OH + I2 + NaOH = CH3CHO + NaI + H2O =>
CH3CH2OH + I2 + 2 NaOH = CH3CHO + 2 NaI + 2 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
MgCr2O7 = Mg + Cr + O =>
MgCr2O7 = Mg + 2 Cr + 7 O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na + HCl = NaCl + H =>
Na + HCl = NaCl + H
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
Ca + OH = CaO + H2O =>
Ca + 2 OH = CaO + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
As + Fe = AsFe =>
As + Fe = AsFe
Cu + NH4 = CuNH4 =>
Cu + NH4 = CuNH4
Mg + AlCl3 = Al + MgCl2 =>
3 Mg + 2 AlCl3 = 2 Al + 3 MgCl2
Co(NO3)2 + NaNO2 + CH3COOH = Na3[Co(NO2)6] + NaNO3 + CH3COONa + H2O =>
2 Co(NO3)2 + 11 NaNO2 + 2 CH3COOH = 2 Na3[Co(NO2)6] + 3 NaNO3 + 2 CH3COONa + H2O
Mg + AlCl3 = Al + MgCl2 =>
3 Mg + 2 AlCl3 = 2 Al + 3 MgCl2
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
Li2O + HPO3 = Li2HPO4 =>
Li2O + HPO3 = Li2HPO4
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
HS + O2 = SO2 + H2O =>
4 HS + 5 O2 = 4 SO2 + 2 H2O
NiCO3 = NiO + CO2 =>
NiCO3 = NiO + CO2
Ge + O2 = GeO =>
2 Ge + O2 = 2 GeO
BaCl2(aq) + NH4OH(aq) = Ba(OH)2(aq) + NH4Cl(aq) =>
BaCl2(aq) + 2 NH4OH(aq) = Ba(OH)2(aq) + 2 NH4Cl(aq)
Ba(Cl2) + K2SO4 = BaSO4 + KCl =>
Ba(Cl2) + K2SO4 = BaSO4 + 2 KCl
CH3COONH4 = NH4 + CH3COO =>
CH3COONH4 = NH4 + CH3COO
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
Al2O3 + NaOH = Al(OH)3 + Na2O =>
Al2O3 + 6 NaOH = 2 Al(OH)3 + 3 Na2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
(NaOH) + CaBr = NaBr + Ca(OH) =>
(NaOH) + CaBr = NaBr + Ca(OH)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
MnO2 + Na2SO4 + NaOH = NaMnO4 + Na2SO3 + H2O =>
2 MnO2 + 3 Na2SO4 + 2 NaOH = 2 NaMnO4 + 3 Na2SO3 + H2O
NaOH + BaO = Ba(NaO)2 + H2O =>
2 NaOH + BaO = Ba(NaO)2 + H2O
Sn + ZnSO4 = Zn + SnSO4 =>
Sn + ZnSO4 = Zn + SnSO4
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Cl2 + CrBr3 = Br2 + CrCl3 =>
3 Cl2 + 2 CrBr3 = 3 Br2 + 2 CrCl3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
SiO2 + Al2O3Na2O3 + H2O = (NaAlO2)4(SiO2)5 + OH =>
5 SiO2 + 2 Al2O3Na2O3 + 4 H2O = (NaAlO2)4(SiO2)5 + 8 OH
H3PO2 + Mg = HPO2Mg + H2 =>
H3PO2 + Mg = HPO2Mg + H2
MnO2 + C = CO2 + Mn =>
MnO2 + C = CO2 + Mn
H2SiO3 = H2Si2O5 + H2O =>
2 H2SiO3 = H2Si2O5 + H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
V(OH)5 = V2O5 + HOH =>
2 V(OH)5 = V2O5 + 5 HOH
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
CuSO4 + (KOH) = Cu(OH)2 + K2SO4 =>
CuSO4 + 2(KOH) = Cu(OH)2 + K2SO4
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