| Équations équilibrées la veille |
ZnOH + H2SO4 = ZnSO4 + H2OH
CrO2{-} + S2O8{2-} + H2O = CrO4{2-} + SO4{2-} + H{+} =>
2 CrO2{-} + 3 S2O8{2-} + 4 H2O = 2 CrO4{2-} + 6 SO4{2-} + 8 H{+}
Ca(HSO3)2 + HCl = H(HSO3) + CaCl2 =>
Ca(HSO3)2 + 2 HCl = 2 H(HSO3) + CaCl2
Na2CrO4 + H2O2 = (NaCrO6)2 + NaOH + H2O =>
2 Na2CrO4 + 5 H2O2 = (NaCrO6)2 + 2 NaOH + 4 H2O
H2SO4(s) + NaOH(aq) = Na2SO4(s) + H2O(l) =>
H2SO4(s) + 2 NaOH(aq) = Na2SO4(s) + 2 H2O(l)
Ca + K2Cr2O7 + H2SO4 = Cr2SO4 + K2SO4 + CaO + H2O =>
5 Ca + K2Cr2O7 + 2 H2SO4 = Cr2SO4 + K2SO4 + 5 CaO + 2 H2O
NaClO + HCl = Cl + H2O + Na =>
NaClO + 2 HCl = 3 Cl + H2O + Na
NH4PO4 + K2Zn = NH4PO4K2Zn =>
NH4PO4 + K2Zn = NH4PO4K2Zn
H2S + Pb(NO3)2 = PbS2 + H2O + NO2 =>
2 H2S + Pb(NO3)2 = PbS2 + 2 H2O + 2 NO2
H + O2 + He = HO2He =>
H + O2 + He = HO2He
Ti2(CO3)3 + AgC2H3O2 = Ti(C2H3O2)3 + Ag2CO3 =>
Ti2(CO3)3 + 6 AgC2H3O2 = 2 Ti(C2H3O2)3 + 3 Ag2CO3
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
C6H12O6 + HCl = C6H7OCl5 + H2O =>
C6H12O6 + 5 HCl = C6H7OCl5 + 5 H2O
C12H22O11 + K4Fe(CN)6 + KClO3 = KCl + K2CO3 + H2O + K3Fe(CN)6 =>
C12H22O11 + 24 K4Fe(CN)6 + 12 KClO3 = 12 KCl + 12 K2CO3 + 11 H2O + 24 K3Fe(CN)6
Pb(C2H3O2)2(aq) + H2CO3(aq) = PbCO3 + H2(C2H3O2)2 =>
Pb(C2H3O2)2(aq) + H2CO3(aq) = PbCO3 + H2(C2H3O2)2
Li3AsO4 = Li + AsO4 =>
Li3AsO4 = 3 Li + AsO4
Na3PO4 + O2 = Na3PO30 =>
Na3PO4 + 13 O2 = Na3PO30
(NH4)2SO4 + Ba(C2H3O2)2 = BaSO4 + NH4C2H3O2 =>
(NH4)2SO4 + Ba(C2H3O2)2 = BaSO4 + 2 NH4C2H3O2
Al2 + NH4ClO4 = N2 + H2O + Al2O3 + HCl =>
5 Al2 + 6 NH4ClO4 = 3 N2 + 9 H2O + 5 Al2O3 + 6 HCl
Fe{2+} + HCO3{-} = FeCO3H2O + CO2 =>
Fe{2+} + 2 HCO3{-} = FeCO3H2O + CO2
NH4NO2 + NaOH = NaNO3 + NH3 + H2O =>
4 NH4NO2 + 3 NaOH = 3 NaNO3 + 5 NH3 + 2 H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Fe3O4(s) + O2(g) = Fe2O3(s) =>
4 Fe3O4(s) + O2(g) = 6 Fe2O3(s)
NaCO3 = CO2 + Na + O =>
NaCO3 = CO2 + Na + O
Al(a) + CuSO4(aq) = Cu(s) + Al2(SO4)3(aq) =>
2 Al(a) + 3 CuSO4(aq) = 3 Cu(s) + Al2(SO4)3(aq)
C6H5COOH + CH3CH2OH = C6H5COOCH2CH3 + H2O =>
C6H5COOH + CH3CH2OH = C6H5COOCH2CH3 + H2O
Fe(OH)2 + KClO + H2SO4 = Fe2(SO4)3 + K2SO4 + Cl2 + H2O =>
2 Fe(OH)2 + 2 KClO + 4 H2SO4 = Fe2(SO4)3 + K2SO4 + Cl2 + 6 H2O
CH3COOH + Hg2(NO3)2 = HNO3 + Hg2(CH3COO)2 =>
2 CH3COOH + Hg2(NO3)2 = 2 HNO3 + Hg2(CH3COO)2
Fe + ZnCl2 + H2O = FeCl2 + ZnO + H2 =>
Fe + ZnCl2 + H2O = FeCl2 + ZnO + H2
NH4Cl + H3PO4 = (NH4)3PO4 + HCl =>
3 NH4Cl + H3PO4 = (NH4)3PO4 + 3 HCl
NH3 + O2 = NO + H2O(water) =>
4 NH3 + 5 O2 = 4 NO + 6 H2O(water)
NaC2O4 + Pb(II)NO3 = Pb(II)C2O4 + NaNO3 =>
NaC2O4 + Pb(II)NO3 = Pb(II)C2O4 + NaNO3
CH3CH2CH2COOH + Li = H2 + CH3CH2CH2COOLi =>
2 CH3CH2CH2COOH + 2 Li = H2 + 2 CH3CH2CH2COOLi
FeCO3 = Fe3O4 + C + CO2 =>
6 FeCO3 = 2 Fe3O4 + C + 5 CO2
MgCl2 + K2SO4 = MgSO4 + KCl =>
MgCl2 + K2SO4 = MgSO4 + 2 KCl
HNO3 + Fe(OH) = H(OH) + FeNO3 =>
HNO3 + Fe(OH) = H(OH) + FeNO3
C3H6O + O3 = CO2 + H2O =>
3 C3H6O + 8 O3 = 9 CO2 + 9 H2O
ZnO + KHCO3 = ZnCO3 + K2CO3 + H2O =>
ZnO + 2 KHCO3 = ZnCO3 + K2CO3 + H2O
Ni(NO3)2 + H2O = Ni + HNO3 + O2 =>
2 Ni(NO3)2 + 2 H2O = 2 Ni + 4 HNO3 + O2
Ca(OH)2 + Pb = Pb(OH)4 + Ca =>
2 Ca(OH)2 + Pb = Pb(OH)4 + 2 Ca
Ag(s) + Pb(NO3)2(aq) = Ag(NO3) + Pb =>
2 Ag(s) + Pb(NO3)2(aq) = 2 Ag(NO3) + Pb
SHCO3 = SOH + CO2 =>
SHCO3 = SOH + CO2
CoCl2 + KNO2 + CH3COOH = K3[Co(NO2)6] + KCl + CH3COOK + NO + H2O =>
CoCl2 + 7 KNO2 + 2 CH3COOH = K3[Co(NO2)6] + 2 KCl + 2 CH3COOK + NO + H2O
B + SiO = Si + B2O6 =>
2 B + 6 SiO = 6 Si + B2O6
LiMnO4 + HgCl = LiCl + HgMnO4 =>
LiMnO4 + HgCl = LiCl + HgMnO4
H3PO4 + HCl = HClO3 + P + H2O =>
6 H3PO4 + 5 HCl = 5 HClO3 + 6 P + 9 H2O
KMnO4 + NaOH + C2H5OH = CH3COOH + K2MnO4 + H2O + Na2MnO4 =>
4 KMnO4 + 4 NaOH + C2H5OH = CH3COOH + 2 K2MnO4 + 3 H2O + 2 Na2MnO4
SiO2 + BaCo3 = BaSiO2 + Co =>
SiO2 + BaCo3 = BaSiO2 + 3 Co
Ba(OH)2 + Na2HPO4 = Ba3(PO4)2 + Na3PO4 + H2O =>
3 Ba(OH)2 + 6 Na2HPO4 = Ba3(PO4)2 + 4 Na3PO4 + 6 H2O
O2 + SBS3 = SB2O + SO2 =>
15 O2 + 4 SBS3 = 2 SB2O + 14 SO2
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