Équations équilibrées la veille |
Li2SO4 + BaCl2 = 2 LiCl + BaSO4
Ge4 + O2 = GeO2 =>
Ge4 + 4 O2 = 4 GeO2
H2CCH2(g) + Cl2(g) = ClH2CCH2Cl(g) =>
H2CCH2(g) + Cl2(g) = ClH2CCH2Cl(g)
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
MgBr2 + Ba(OH)2 = Mg(OH)2 + BaBr2 =>
MgBr2 + Ba(OH)2 = Mg(OH)2 + BaBr2
Cu(II)Br + KI = Cu(I)I + KBr + I =>
Cu(II)Br + KI = Cu(I)I + KBr + I
N2O4 = NO2 =>
N2O4 = 2 NO2
Mg + NaOH = Na2MgO2 + H2 =>
Mg + 2 NaOH = Na2MgO2 + H2
Sb + I2 = SbI3 =>
2 Sb + 3 I2 = 2 SbI3
NH4Cl + NaOH = NH4OH + NaCl =>
NH4Cl + NaOH = NH4OH + NaCl
Cr2(SO4)3 + Cu = Cr + CuSO4 =>
Cr2(SO4)3 + 3 Cu = 2 Cr + 3 CuSO4
CuCl2 + Ag2CO3 = AgCl + CuCO3 =>
CuCl2 + Ag2CO3 = 2 AgCl + CuCO3
Na2O2(s) + H2SO4(aq) = Na2SO4(aq) + H2O2(aq) =>
Na2O2(s) + H2SO4(aq) = Na2SO4(aq) + H2O2(aq)
C18H30O6 + O2 = CO2 + H2O =>
2 C18H30O6 + 45 O2 = 36 CO2 + 30 H2O
H3BO3 + CO(NH2)2 = BN + CO2 + H2O =>
2 H3BO3 + CO(NH2)2 = 2 BN + CO2 + 5 H2O
Cu + S8 + O2 = CuSO4 =>
8 Cu + S8 + 16 O2 = 8 CuSO4
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
HCI + NaOH = H2O + NaCI = =>
HCI + NaOH = H2O + NaCI
HH2O + O2 = OH =>
HH2O + O2 = 3 OH
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
CoSO3(s) = CoO(s) + SO2(g) =>
CoSO3(s) = CoO(s) + SO2(g)
NaPO3 + Al2(NO3)3 = NaNO3 + Al2(PO3)3 =>
3 NaPO3 + Al2(NO3)3 = 3 NaNO3 + Al2(PO3)3
Al2(s) + S2(s) = Al2S3(s) =>
2 Al2(s) + 3 S2(s) = 2 Al2S3(s)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
K2Cr2O7(aq) + NaOH(aq) = H2O + K2CrO4 + Na2CrO4 =>
K2Cr2O7(aq) + 2 NaOH(aq) = H2O + K2CrO4 + Na2CrO4
C3H6O2 + NaOH = H2O + C3H5O2Na =>
C3H6O2 + NaOH = H2O + C3H5O2Na
FeSO4 + Mg(HCO3)2 = Fe(OH)2 + MgSO4 + CO2 =>
FeSO4 + Mg(HCO3)2 = Fe(OH)2 + MgSO4 + 2 CO2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
Fe + Cu2 = FeCu3 =>
2 Fe + 3 Cu2 = 2 FeCu3
Cu2O + Cu2S = Cu + SO2 =>
2 Cu2O + Cu2S = 6 Cu + SO2
Na + H2O = NaOH + H2* =>
2 Na + 2 H2O = 2 NaOH + H2*
MgCl2 + Na2SO4 = NaCl + Mg2(SO4)2 =>
2 MgCl2 + 2 Na2SO4 = 4 NaCl + Mg2(SO4)2
PbS + HNO3 = Pb[NO3]2 + NO + S + H2O =>
3 PbS + 8 HNO3 = 3 Pb[NO3]2 + 2 NO + 3 S + 4 H2O
C6H12N4 + NH4NO3 + H2O2 = C3H6N6O6 + H2O =>
C6H12N4 + 4 NH4NO3 + 8 H2O2 = 2 C3H6N6O6 + 16 H2O
CH3CH2COONa + Ca(OH)2 = NaOH + CaCO3 + C2H6 =>
CH3CH2COONa + Ca(OH)2 = NaOH + CaCO3 + C2H6
MgO + Cl2O5 = MgO5 + ClO =>
3 MgO + 4 Cl2O5 = 3 MgO5 + 8 ClO
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
PH4I + H3PO4 = P4 + H2O + P2I4 =>
40 PH4I + 32 H3PO4 = 13 P4 + 128 H2O + 10 P2I4
Cl2 + Ca(OH)2 = CaCl2 + OH =>
Cl2 + Ca(OH)2 = CaCl2 + 2 OH
H2SeO3 + Pb(OH)2 = PbSeO3 + H2O =>
H2SeO3 + Pb(OH)2 = PbSeO3 + 2 H2O
Al + H3PO4 = Al3(PO4)2 + H2 =>
3 Al + 2 H3PO4 = Al3(PO4)2 + 3 H2
BrClNaSO4 = BrSO4NaCl =>
BrClNaSO4 = BrSO4NaCl
CuSO4 + CaCO3 = CuCO3 + CaSO4 =>
CuSO4 + CaCO3 = CuCO3 + CaSO4
H2SnO3 + NO2 + H2O = Sn + HNO3 =>
H2SnO3 + 4 NO2 + H2O = Sn + 4 HNO3
HOCl + HI = I2 + H2O + Cl2 =>
2 HOCl + 2 HI = I2 + 2 H2O + Cl2
Al2(SO4)3 + Co(NO3)2 = Co(AlO2)2 + NO2 + O2 + SO2 =>
Al2(SO4)3 + Co(NO3)2 = Co(AlO2)2 + 2 NO2 + 2 O2 + 3 SO2
Ai + C = Ai4C3 =>
4 Ai + 3 C = Ai4C3
Be + Ba(OH)2 + H2O = Ba[Be(OH)4]2 + H2 =>
2 Be + Ba(OH)2 + 6 H2O = Ba[Be(OH)4]2 + 3 H2
Pb(NO3)2 + PbCl2 = Pb + (NO3)Cl2 =>
Pb(NO3)2 + 2 PbCl2 = 3 Pb + 2(NO3)Cl2
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