| Équations équilibrées la veille |
2 KC8H5O4 + 15 O2 + H2SO4 = K2SO4 + 16 CO2 + 6 H2O
ZnCl2 + NaOH + H2O = Zn5(OH)8Cl2H2O + NaCl =>
5 ZnCl2 + 8 NaOH + H2O = Zn5(OH)8Cl2H2O + 8 NaCl
H2S + CuSO4 = CuS + SO2 + H2O =>
4 H2S + 3 CuSO4 = 3 CuS + 4 SO2 + 4 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
N2O3(g) + H2O = HNO2(g) =>
N2O3(g) + H2O = 2 HNO2(g)
H2O + Pb = PbH2O =>
H2O + Pb = PbH2O
Li5Mn3Fe2(PO4)5 + KHSO5 + KHSO4 = FePO4 + MnPO4 + Li2SO4 + K2SO4 + H2O =>
2 Li5Mn3Fe2(PO4)5 + 5 KHSO5 + 5 KHSO4 = 4 FePO4 + 6 MnPO4 + 5 Li2SO4 + 5 K2SO4 + 5 H2O
Na2CO3 + BaCl2 = Ba2(CO3)2 + NaCl =>
2 Na2CO3 + 2 BaCl2 = Ba2(CO3)2 + 4 NaCl
NaC18H35O2 + FeCl3 = Fe(C18H35O2)3 + NaCl =>
3 NaC18H35O2 + FeCl3 = Fe(C18H35O2)3 + 3 NaCl
SbS3 + HNO3 = HSbO3 + H2SO4 + NO + H2O =>
3 SbS3 + 23 HNO3 = 3 HSbO3 + 9 H2SO4 + 23 NO + H2O
AgOH + CaBr2 = Ca(OH)2 + AgBr =>
2 AgOH + CaBr2 = Ca(OH)2 + 2 AgBr
Pb(NO3)2 + CrBr3 = PbBr2 + Cr(NO3)3 =>
3 Pb(NO3)2 + 2 CrBr3 = 3 PbBr2 + 2 Cr(NO3)3
C + Li = C2Li4 =>
2 C + 4 Li = C2Li4
H2C4H4O5 + NaOH = Na2C4H4O5 + HOH =>
H2C4H4O5 + 2 NaOH = Na2C4H4O5 + 2 HOH
C2H6 + H2O = CH3CH2OH + H2 =>
C2H6 + H2O = CH3CH2OH + H2
Al(NO3)3 + Ca(OH) = Al(OH)3 + CaNO3 =>
Al(NO3)3 + 3 Ca(OH) = Al(OH)3 + 3 CaNO3
H2O2 + XMnO2 = XH2O + O2 + MnO2 =>
2 H2O2 + 2 XMnO2 = 2 XH2O + O2 + 2 MnO2
C8H9NO2 + C2H6O = C12H17NO2 + H2O =>
C8H9NO2 + 2 C2H6O = C12H17NO2 + 2 H2O
S2O6 + BaO = BaSO4 =>
S2O6 + 2 BaO = 2 BaSO4
CuCl2 + C = CCl4 + Cu =>
2 CuCl2 + C = CCl4 + 2 Cu
SO3 + CaCO3 = CaSO3 + CO3 =>
SO3 + CaCO3 = CaSO3 + CO3
Na + O2 = Na2O2* =>
2 Na + O2 = Na2O2*
*C10H20 + O2 = CO2 + H2O =>
*C10H20 + 15 O2 = 10 CO2 + 10 H2O
Fe2O3 + SO2 = FeS + O2 =>
2 Fe2O3 + 4 SO2 = 4 FeS + 7 O2
(NH4)2SO3 + KMnO4 + H2SO4 = MnSO4 + (NH4)2SO4 + K2SO4 + H2O =>
5(NH4)2SO3 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5(NH4)2SO4 + K2SO4 + 3 H2O
NaOH + H3(PO4) = Na3PO4 + H2O =>
3 NaOH + H3(PO4) = Na3PO4 + 3 H2O
Na2SO3 + Al(OH)3 = Al2(SO3)3 + NaOH =>
3 Na2SO3 + 2 Al(OH)3 = Al2(SO3)3 + 6 NaOH
C2H5OH + H2SO4 + K2Cr2O7 = C2H4O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5OH + 8 H2SO4 + 2 K2Cr2O7 = 3 C2H4O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KOH + NH4Br = KBr + (NH4)OH =>
KOH + NH4Br = KBr + (NH4)OH
FeCl3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KCl(aq)
MnO(OH) + I{-} + H{+} = Mn{2+} + I2 + H2O =>
2 MnO(OH) + 2 I{-} + 6 H{+} = 2 Mn{2+} + I2 + 4 H2O
Ag + CuNO3 = Ag(NO3)2 + Cu =>
Ag + 2 CuNO3 = Ag(NO3)2 + 2 Cu
HCl + MnO2 = H2O + MnO + Cl2 =>
2 HCl + MnO2 = H2O + MnO + Cl2
NO + C6H14 = N2 + H2O + CO2 =>
38 NO + 2 C6H14 = 19 N2 + 14 H2O + 12 CO2
FeCl3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KCl(aq)
Na2ZnO2 + Cu = ZnCu + Na + O2 =>
Na2ZnO2 + Cu = ZnCu + 2 Na + O2
K2CrO4 + NaOH + Ba(NO3)2 = BaCrO4 + Na(NO3)2 + K2OH =>
K2CrO4 + NaOH + Ba(NO3)2 = BaCrO4 + Na(NO3)2 + K2OH
TiIO3 = Ti + IO3 =>
TiIO3 = Ti + IO3
PbS + HNO3 = PbNO3 + NO + H2O + S =>
3 PbS + 4 HNO3 = 3 PbNO3 + NO + 2 H2O + 3 S
As + HNO3 + H2O = H3AsO4 + NO =>
3 As + 5 HNO3 + 2 H2O = 3 H3AsO4 + 5 NO
HAsO4 + H2O = H3O + AsO4 =>
HAsO4 + H2O = H3O + AsO4
NH2CHCH2OHCOOH + KOH = NH2CHCH2OKCOOK + H2O =>
NH2CHCH2OHCOOH + 2 KOH = NH2CHCH2OKCOOK + 2 H2O
Al + NiCl = AlCl3 + Ni2 =>
2 Al + 6 NiCl = 2 AlCl3 + 3 Ni2
Ca3P2 + H2 = PH3 + Ca =>
Ca3P2 + 3 H2 = 2 PH3 + 3 Ca
CaCO3 + HCl(aq) = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl(aq) = CaCl2 + H2CO3
CH3CHCH2 + H2O = CH3CH2OH =>
2 CH3CHCH2 + 3 H2O = 3 CH3CH2OH
CuS + HI = CuHI + S =>
CuS + HI = CuHI + S
NH4I + LiOH = NH3 + H2O + LiI =>
NH4I + LiOH = NH3 + H2O + LiI
Zn(s) + H3PO4(aq) = Zn3(PO4)2(s) + H2(g) =>
3 Zn(s) + 2 H3PO4(aq) = Zn3(PO4)2(s) + 3 H2(g)
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