| Équations équilibrées la veille |
Ca(OH)2 + SiO2 = H2 + CaO4Si
Al(NO3)3 + MgO = Al2O3 + Mg(NO3)2 =>
2 Al(NO3)3 + 3 MgO = Al2O3 + 3 Mg(NO3)2
Be3 + Cl2 = Be3Cl2 =>
Be3 + Cl2 = Be3Cl2
SiO2 + NaOH(aq) = Na4SiO4(s) + H2O =>
SiO2 + 4 NaOH(aq) = Na4SiO4(s) + 2 H2O
C17H33COOH + NaOH + C2H5OH = C3H5(OH)3 + C17H35COONa =>
38 C17H33COOH + 37 NaOH + 21 C2H5OH = 20 C3H5(OH)3 + 37 C17H35COONa
P4 + H2O + H(NO3) = H3(PO4) + NO =>
3 P4 + 8 H2O + 20 H(NO3) = 12 H3(PO4) + 20 NO
SIO2 + KOH + H2O = K2SI(OH)6 =>
SIO2 + 2 KOH + 2 H2O = K2SI(OH)6
HCl(aq) + Mg(OH)2(s) = MgCl2(s) + H2O(aq) =>
2 HCl(aq) + Mg(OH)2(s) = MgCl2(s) + 2 H2O(aq)
Ce(SO4)2 + As2O3 + H2O = As2(SO4)5 + Ce2O3 + H2SO4 =>
4 Ce(SO4)2 + As2O3 + 3 H2O = As2(SO4)5 + 2 Ce2O3 + 3 H2SO4
Fe(NO3)2 + KOH = Fe(OH)2 + KNO3 =>
Fe(NO3)2 + 2 KOH = Fe(OH)2 + 2 KNO3
Fe + Al2O3 = Fe3Al2 + O =>
3 Fe + Al2O3 = Fe3Al2 + 3 O
Al(s)NaCl(aq) = AlNaCl =>
Al(s)NaCl(aq) = AlNaCl
H2O + CO2 = C2H4O6 =>
2 H2O + 2 CO2 = C2H4O6
CH3CH2OH + KMnO4 + H2SO4 = CH3COO2H + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OH + 6 KMnO4 + 9 H2SO4 = 5 CH3COO2H + 6 MnSO4 + 14 H2O + 3 K2SO4
Au + HNO3 = Au(NO3)3 + NO2 + H2O =>
Au + 6 HNO3 = Au(NO3)3 + 3 NO2 + 3 H2O
SnCl4 + H2O = Sn(OH)4 + HCl =>
SnCl4 + 4 H2O = Sn(OH)4 + 4 HCl
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
(C3H5N3O9) = CO2 + H2O + O2 + N =>
4(C3H5N3O9) = 12 CO2 + 10 H2O + O2 + 12 N
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CaF2 + C2H2O4 = CaC2O4 + HF =>
CaF2 + C2H2O4 = CaC2O4 + 2 HF
Ni(s) + O2 = Ni2O3 =>
4 Ni(s) + 3 O2 = 2 Ni2O3
potassium + Nitrogen = KN =>
2 K + N2 = 2 KN
C5H10O5 + H2 = C5H12 + H2O =>
C5H10O5 + 6 H2 = C5H12 + 5 H2O
NH4SCN + (NH4)2Fe(SO4)2 = (NH4)2Fe(SCN) + SO4 + NH4 =>
NH4SCN + (NH4)2Fe(SO4)2 = (NH4)2Fe(SCN) + 2 SO4 + NH4
(C6H7(NO2)3O5) + O2 = CO2 + NO2 + H2O =>
4(C6H7(NO2)3O5) + 21 O2 = 24 CO2 + 12 NO2 + 14 H2O
CoCl2 + Fe = FeCl2 + Co =>
CoCl2 + Fe = FeCl2 + Co
HNo3 + Al(OH)3 = Al(No3)3 + H2O =>
3 HNo3 + Al(OH)3 = Al(No3)3 + 3 H2O
Hg(OH)3 + H3PO4 = HgPO4 + H2O =>
Hg(OH)3 + H3PO4 = HgPO4 + 3 H2O
C3H7OH + K2CrO4 + H2SO4 = CH3COOH + Cr2(SO4)3 + H2O + K2SO4 =>
2 C3H7OH + 4 K2CrO4 + 10 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 12 H2O + 4 K2SO4
Zn + GeO2 + H{+} = GeH4 + Zn{2+} + H2O =>
4 Zn + GeO2 + 8 H{+} = GeH4 + 4 Zn{2+} + 2 H2O
Ca(OH)2 + NaHCO3 = Na2CO3 + CaCO3 + H2O =>
Ca(OH)2 + 2 NaHCO3 = Na2CO3 + CaCO3 + 2 H2O
C2H6(CH2)2 + O2 = CO2 + H2O =>
2 C2H6(CH2)2 + 13 O2 = 8 CO2 + 10 H2O
HNO3 + HS = H2O + NO + S =>
HNO3 + 3 HS = 2 H2O + NO + 3 S
Mg + CrSO4 = MgSO4 + Cr3 =>
3 Mg + 3 CrSO4 = 3 MgSO4 + Cr3
OH{-} + SO2 + MnO4{-} = H2O + MnO2 + SO4{-2} =>
4 OH{-} + 3 SO2 + 2 MnO4{-} = 2 H2O + 2 MnO2 + 3 SO4{-2}
SnCl2 + HNO3 = SnCl4 + Sn(NO3)4 + NO + H2O =>
6 SnCl2 + 16 HNO3 = 3 SnCl4 + 3 Sn(NO3)4 + 4 NO + 8 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Cu(OH)2 + H3(PO4) = Cu3(PO4)2 + HOH =>
3 Cu(OH)2 + 2 H3(PO4) = Cu3(PO4)2 + 6 HOH
C23H52 + O2 = CO2 + H2O =>
C23H52 + 36 O2 = 23 CO2 + 26 H2O
Al(s) + HC2H3O2(aq) = Al(C2H3O2)2(aq) + H2(g) =>
Al(s) + 2 HC2H3O2(aq) = Al(C2H3O2)2(aq) + H2(g)
C3H7OH + K2CrO4 + H2SO4 = CH3COCH3 + Cr2(SO4)3 + H2O + K2SO4 =>
3 C3H7OH + 2 K2CrO4 + 5 H2SO4 = 3 CH3COCH3 + Cr2(SO4)3 + 8 H2O + 2 K2SO4
K + Mg(NO2)2 = Mg + KNO2 =>
2 K + Mg(NO2)2 = Mg + 2 KNO2
NaN(O3) + PbO = Pb(NO3)2 + Na2O =>
2 NaN(O3) + PbO = Pb(NO3)2 + Na2O
K2SO3 + HF = KF + H2SO3 =>
K2SO3 + 2 HF = 2 KF + H2SO3
Mg2O + ClH = MgCl + H2O =>
Mg2O + 2 ClH = 2 MgCl + H2O
NaI + CaF2 = NaF + CaI2 =>
2 NaI + CaF2 = 2 NaF + CaI2
Pb(NO3)2 + Na2CO3 = Na2(NO3)2 + Pb(CO3) =>
Pb(NO3)2 + Na2CO3 = Na2(NO3)2 + Pb(CO3)
CO3 + NaOH = NaHCO4 =>
CO3 + NaOH = NaHCO4
CaOMgO = CaMgO2 =>
CaOMgO = CaMgO2
KBr + AgNO{3} = AgBr + KNO{3} =>
KBr + AgNO{3} = AgBr + KNO{3}
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