Équations équilibrées la veille |
2 NaCl(aq) + H2SO4(aq) = 2 Na + SO4(aq) + 2 HCl
HCl + Mg3N2 = MgCl2 + NH3 =>
6 HCl + Mg3N2 = 3 MgCl2 + 2 NH3
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
(CH3O) + O2 = CO2 + H2O =>
4(CH3O) + 5 O2 = 4 CO2 + 6 H2O
Ag2S + HNO3 = S + AgNO3 + NO + H2O =>
3 Ag2S + 8 HNO3 = 3 S + 6 AgNO3 + 2 NO + 4 H2O
Na2SO3 + H2O2 = Na2SO4 + H2O =>
Na2SO3 + H2O2 = Na2SO4 + H2O
K3P = K + P =>
K3P = 3 K + P
CuFeS2 + HNO3 = Fe2(SO4)3 + Cu(NO3)2 + H2SO4 + NO2 + H2O =>
2 CuFeS2 + 38 HNO3 = Fe2(SO4)3 + 2 Cu(NO3)2 + H2SO4 + 34 NO2 + 18 H2O
(CH3)C6H3(NHCOCl)2 = (CH3)C6H3(NCO)2 + HCl =>
(CH3)C6H3(NHCOCl)2 = (CH3)C6H3(NCO)2 + 2 HCl
(NH4)2MoS4 + HCl = MoS3 + NH4Cl + H2S =>
(NH4)2MoS4 + 2 HCl = MoS3 + 2 NH4Cl + H2S
C2H4O2 + HCl = C2H3OCl + H2O =>
C2H4O2 + HCl = C2H3OCl + H2O
C6H12O6(g) + O2(g) = CO2(g)H2O(g) =>
C6H12O6(g) + 6 O2(g) = 6 CO2(g)H2O(g)
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
Cu3Zn2 + HNO3 = Cu(NO3)2 + H3Zn =>
Cu3Zn2 + 6 HNO3 = 3 Cu(NO3)2 + 2 H3Zn
Si + HCl = SiCl4 + H2 =>
Si + 4 HCl = SiCl4 + 2 H2
As2S3 + HNO3 = H3AsO4 + H2SO4 + NO2 + HOH =>
As2S3 + 28 HNO3 = 2 H3AsO4 + 3 H2SO4 + 28 NO2 + 8 HOH
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Pb(C2H3O2)2 + Cu3PO4 = Pb3(PO4)2 + CuC2H3O2 =>
3 Pb(C2H3O2)2 + 2 Cu3PO4 = Pb3(PO4)2 + 6 CuC2H3O2
NH4OH + HNO3 = NH4NO3 + H2O =>
NH4OH + HNO3 = NH4NO3 + H2O
Fe3O4 + HI = FeI2 + I2 + H2O =>
Fe3O4 + 8 HI = 3 FeI2 + I2 + 4 H2O
HCl + Cu = CuCl + H2 =>
2 HCl + 2 Cu = 2 CuCl + H2
NH3 + F = NH4 + NF3 =>
4 NH3 + 3 F = 3 NH4 + NF3
[Cu(NH3)2]2SO4 + Zn = Cu + [Zn(NH3)4]SO4 =>
[Cu(NH3)2]2SO4 + Zn = 2 Cu + [Zn(NH3)4]SO4
NaOH + C20H14O4 = Na + C20H15O5 =>
NaOH + C20H14O4 = Na + C20H15O5
Al(MnO4)3 + NH4ClO2 = NH4MnO4 + Al(ClO2)3 =>
Al(MnO4)3 + 3 NH4ClO2 = 3 NH4MnO4 + Al(ClO2)3
Ti2O3 + Pd5Br4 = Ti5Br3 + PdO2 =>
10 Ti2O3 + 3 Pd5Br4 = 4 Ti5Br3 + 15 PdO2
C7H14O + KMnO4 + H2SO4 = C3H6O + K2SO4 + H2O + MnSO4 =>
15 C7H14O + 8 KMnO4 + 12 H2SO4 = 35 C3H6O + 4 K2SO4 + 12 H2O + 8 MnSO4
CH3COH + Na2CO3 = C2H5COONa + CO2 + H2O =>
14 CH3COH + 5 Na2CO3 = 10 C2H5COONa + 3 CO2 + 3 H2O
W(OH)4 + H2SO4 = W(oh)3 + H2O + SO4 =>
3 W(OH)4 + 6 H2SO4 = W(oh)3 + 12 H2O + 6 SO4
Ag + Hg(NO3)2 = Ag(NO3)2 + Hg =>
Ag + Hg(NO3)2 = Ag(NO3)2 + Hg
Pb(CO3)2 + HNO3 = Pb(NO3)4 + CO2 + H2O =>
Pb(CO3)2 + 4 HNO3 = Pb(NO3)4 + 2 CO2 + 2 H2O
CH2CH2 + L2 = CH2LCH2L =>
CH2CH2 + L2 = CH2LCH2L
Al(OH)2Cl + KOH = Al(OH)3 + K2OHCl =>
Al(OH)2Cl + 2 KOH = Al(OH)3 + K2OHCl
Ni(OH)2 + BaCl2 = NiCl2 + Ba(OH)2 =>
Ni(OH)2 + BaCl2 = NiCl2 + Ba(OH)2
NiSO4 + NaOH = NiSOH + NaO4 =>
NiSO4 + NaOH = NiSOH + NaO4
S2Cl2 + NH3 = S4N4 + S + NH4Cl =>
6 S2Cl2 + 16 NH3 = S4N4 + 8 S + 12 NH4Cl
ArI3 = Ar + I2 =>
2 ArI3 = 2 Ar + 3 I2
CO2 + H2O + Ba = Ba(HCO3)2 + H2 =>
2 CO2 + 2 H2O + Ba = Ba(HCO3)2 + H2
S2 + KClO3 + H2O = Cl2K2SO4 + H2SO4 =>
5 S2 + 12 KClO3 + 4 H2O = 6 Cl2K2SO4 + 4 H2SO4
NaCl + Ca(NO3)2 = Na + NO3 + CaCl2 =>
2 NaCl + Ca(NO3)2 = 2 Na + 2 NO3 + CaCl2
Al(OH)3 + H2(SO4) + H2O = [Al(H2O)6] + (SO4) =>
2 Al(OH)3 + 3 H2(SO4) + 6 H2O = 2[Al(H2O)6] + 3(SO4)
KCuI4 + Na2S2O7 = I2 + SO2 + CuSO4 + K2SO4 + Na2SO4 =>
2 KCuI4 + 6 Na2S2O7 = 4 I2 + 3 SO2 + 2 CuSO4 + K2SO4 + 6 Na2SO4
KMnO4(aq) + H2SO4(aq) = Mn2O7(s) + K2SO4(s) + H2O(l) =>
2 KMnO4(aq) + H2SO4(aq) = Mn2O7(s) + K2SO4(s) + H2O(l)
Ba(NO3)2Na2S = BaS + NaNO3 =>
Ba(NO3)2Na2S = BaS + 2 NaNO3
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
C2H5OH + NaHCO3 = C2H5ONa + H2O + CO2 =>
C2H5OH + NaHCO3 = C2H5ONa + H2O + CO2
C6H6S2 + O2 = CO + H2O + SO2 =>
2 C6H6S2 + 13 O2 = 12 CO + 6 H2O + 4 SO2
C9H8O + C3H6O = C21H18O + H2O =>
2 C9H8O + C3H6O = C21H18O + 2 H2O
FeI2 + H2SO4 = FeSO4 + SO2 + I2 + H2O =>
FeI2 + 2 H2SO4 = FeSO4 + SO2 + I2 + 2 H2O
Na2SO3 + KIO3 + HCl = Na2SO4 + H2O + I2 + KCl =>
5 Na2SO3 + 2 KIO3 + 2 HCl = 5 Na2SO4 + H2O + I2 + 2 KCl
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