| Équations équilibrées la veille | Équations équilibrées le lendemain |
BaSO3(s) = BaO(s) + SO2(g)
HNO3 + CaCO3 = Ca(NO3)2 + CO2 + HOH =>
2 HNO3 + CaCO3 = Ca(NO3)2 + CO2 + HOH
FeCl3 + NaH = FeH3 + NaCl =>
FeCl3 + 3 NaH = FeH3 + 3 NaCl
HBr + Na(OH) = NaBr + H2O =>
HBr + Na(OH) = NaBr + H2O
Pb + Cu = PbCu2 =>
Pb + 2 Cu = PbCu2
CrO4{-2} + Sn{+2} + H2O = Cr(OH)3 + Sn(OH)6 + OH{-} =>
4 CrO4{-2} + 3 Sn{+2} + 16 H2O = 4 Cr(OH)3 + 3 Sn(OH)6 + 2 OH{-}
CaO + PbO = Ca + PbO2 =>
CaO + PbO = Ca + PbO2
C7H8 + O2 = CO2 + H2O =>
C7H8 + 9 O2 = 7 CO2 + 4 H2O
Pb{+2} + MnO4{-} + H{+} = Pb{+4} + Mn{+2} + H2O =>
5 Pb{+2} + 2 MnO4{-} + 16 H{+} = 5 Pb{+4} + 2 Mn{+2} + 8 H2O
FeSO4 + NH4SCN = Fe(SCN) + NH4 + SO4 =>
FeSO4 + NH4SCN = Fe(SCN) + NH4 + SO4
Zn{+2} + Au = Zn + Au{+3} =>
3 Zn{+2} + 2 Au = 3 Zn + 2 Au{+3}
CaO + PbO = Ca + PbO2 =>
CaO + PbO = Ca + PbO2
HClO3 + Co(OH)3 = Co(ClO3)3 + H2O =>
3 HClO3 + Co(OH)3 = Co(ClO3)3 + 3 H2O
NH4Cl + Na2SO4 = NH4SO4 + Na2Cl =>
NH4Cl + Na2SO4 = NH4SO4 + Na2Cl
CH3CH2COOCH2CH3 + KOH = CH3CH2COOK + CH3CH2OH =>
CH3CH2COOCH2CH3 + KOH = CH3CH2COOK + CH3CH2OH
SO2 + ZnCl2 = ZnSO2 + Cl =>
SO2 + ZnCl2 = ZnSO2 + 2 Cl
Nh3Po4 + Pb(No3)4 = NhNo3 + Pb3(Po4)4 =>
4 Nh3Po4 + 3 Pb(No3)4 = 12 NhNo3 + Pb3(Po4)4
NiCl2 + NH4OH = [Ni(NH3)6]Cl2 + H2O =>
NiCl2 + 6 NH4OH = [Ni(NH3)6]Cl2 + 6 H2O
CaBr2 + AgNO3 = AgBr2 + Ca(NO3) =>
CaBr2 + AgNO3 = AgBr2 + Ca(NO3)
(SCN)2 + NaOH = NaSCN + OH =>
(SCN)2 + 2 NaOH = 2 NaSCN + 2 OH
Ca + HCI = CaHCI =>
Ca + HCI = CaHCI
HNO3 + Fe2 = Fe(NO3)3 + H2O + NO =>
8 HNO3 + Fe2 = 2 Fe(NO3)3 + 4 H2O + 2 NO
HgNO3 + NaOH = NaNO3 + HgOH =>
HgNO3 + NaOH = NaNO3 + HgOH
Na{+3}PO{+4} + KOH = NaOH + K{+3PO{+4} =>
Na{+3}PO{+4} + KOH = NaOH + K{+3PO{+4}
HClO + Na2S2O3 + NaOH = Na2SO4 + NaCl + H2O =>
4 HClO + Na2S2O3 + 6 NaOH = 2 Na2SO4 + 4 NaCl + 5 H2O
K2Cl2O7 + HCl = K2Cl2 + H2O + Cl2 =>
K2Cl2O7 + 14 HCl = K2Cl2 + 7 H2O + 7 Cl2
NaCl + H2 + O2 = NaOH + Cl2 = H2 =>
2 NaCl + H2 + O2 = 2 NaOH + Cl2
C2H2O + CH3COOH = C4H6O3 =>
C2H2O + CH3COOH = C4H6O3
SiO2H2O = H2SiO3 =>
SiO2H2O = H2SiO3
I2 + OH{-} = I{-} + IO3{-}1 + H2O =>
3 I2 + 6 OH{-} = 5 I{-} + IO3{-}1 + 3 H2O
H2SO4 + K2CrO4 = H2O + K2Cr2O7 + K2SO4 =>
H2SO4 + 2 K2CrO4 = H2O + K2Cr2O7 + K2SO4
Pb(s) + H2SO4(aq) = PbSO4 + H2 =>
Pb(s) + H2SO4(aq) = PbSO4 + H2
H2SO4 + K2CrO4 = H2CrO4 + K2SO4 =>
H2SO4 + K2CrO4 = H2CrO4 + K2SO4
X8 + Y2 = XY3 =>
X8 + 12 Y2 = 8 XY3
C20H24O2N2 + O2 = CO2 + H2O + N2 =>
C20H24O2N2 + 25 O2 = 20 CO2 + 12 H2O + N2
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
CrSO4 + Al(NO3)3 = Cr(NO3)2 + Al2(SO4)3 =>
3 CrSO4 + 2 Al(NO3)3 = 3 Cr(NO3)2 + Al2(SO4)3
Ag + HAsO3 = AsO + H2O + AgAsO3 =>
3 Ag + 4 HAsO3 = AsO + 2 H2O + 3 AgAsO3
Pb(NO3) + KCl = KNO3 + PbCl =>
Pb(NO3) + KCl = KNO3 + PbCl
C2H4O2 + H2SO4 = H2S + CO2 + H2O =>
C2H4O2 + H2SO4 = H2S + 2 CO2 + 2 H2O
CH2ClCOOH + H2O = CH2ClCOO + H3O =>
CH2ClCOOH + H2O = CH2ClCOO + H3O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
FeI3 + Mg = Fe + MgI2 =>
2 FeI3 + 3 Mg = 2 Fe + 3 MgI2
NH3 + CH2O + HCN = C4H5N3 + H2O =>
NH3 + 2 CH2O + 2 HCN = C4H5N3 + 2 H2O
SrCO3 + Ca(OH)2 + Fe2O3 = Sr25Ca5Fe20O70 + O + H + C =>
25 SrCO3 + 5 Ca(OH)2 + 10 Fe2O3 = Sr25Ca5Fe20O70 + 45 O + 10 H + 25 C
CH3OOH + NaOH = CH3OONa + H2O =>
CH3OOH + NaOH = CH3OONa + H2O
PH3 + N2O = P4 + H2O + N2 =>
4 PH3 + 6 N2O = P4 + 6 H2O + 6 N2
K(NO3) + C + S = N2 + CO2 + K2S =>
2 K(NO3) + 3 C + S = N2 + 3 CO2 + K2S
Al(NO3)3 + (NH4)2CO3 = Al2(CO3)3 + NH4(NO3) =>
2 Al(NO3)3 + 3(NH4)2CO3 = Al2(CO3)3 + 6 NH4(NO3)
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/21/24
Équations équilibrées sur02/20/23
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