| Équations équilibrées la veille |
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
NH4OH + CH3OH = CH3NH2 + H2O =>
NH4OH + CH3OH = CH3NH2 + 2 H2O
Na2S + Sr(C2H3O2)2 = NaC2H3O2 + SrS =>
Na2S + Sr(C2H3O2)2 = 2 NaC2H3O2 + SrS
Fe3{+} = Fe2{+} + e =>
2 Fe3{+} = 3 Fe2{+} + e
KClO3 + C6H5COONa = KCl + CO2 + H2O + NaOH =>
5 KClO3 + C6H5COONa = 5 KCl + 7 CO2 + 2 H2O + NaOH
CI{2+} + KI = KCI + I{2+} =>
CI{2+} + KI = KCI + I{2+}
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
KHSO3 + BaCl2 = KCl + BaSO3 + HCl =>
KHSO3 + BaCl2 = KCl + BaSO3 + HCl
Fe(OH)3 + NaI = FeI3 + NaOH =>
Fe(OH)3 + 3 NaI = FeI3 + 3 NaOH
CH3COOH + HOH = CH3COOHHOH =>
CH3COOH + HOH = CH3COOHHOH
SO3 + H = HSO3 =>
SO3 + H = HSO3
MnO2 + C2H2O4 = MnCO3 + H2O + CO2 =>
MnO2 + C2H2O4 = MnCO3 + H2O + CO2
H2CO3(g) = H2O + CO2 =>
H2CO3(g) = H2O + CO2
R2O3 = O2 + R3 =>
6 R2O3 = 9 O2 + 4 R3
CH3COOH + HOH = CH3COOHHOH =>
CH3COOH + HOH = CH3COOHHOH
HCN + NH4OH = CN2H4 + H2O =>
HCN + NH4OH = CN2H4 + H2O
MnO4{-} + Fe2{+} = Fe{3+} + Mn{2+} + O{2-} =>
MnO4{-} + Fe2{+} = 2 Fe{3+} + Mn{2+} + 4 O{2-}
HNO2 + CaCO3 = H2CO3 + Ca(NO2)2 =>
2 HNO2 + CaCO3 = H2CO3 + Ca(NO2)2
AlI3 + HgCl2 = AlCl3 + HgI2 =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2
IrCl3 + NaOH = Ir2O3 + HCl + NaCl =>
2 IrCl3 + 3 NaOH = Ir2O3 + 3 HCl + 3 NaCl
NaAl(SO4)2 + NaHCO3 = Al(OH)3 + Na2SO4 + CO2 =>
NaAl(SO4)2 + 3 NaHCO3 = Al(OH)3 + 2 Na2SO4 + 3 CO2
MnO4{-} + Fe2{+} = Fe{3+} + Mn{2+} + O{2-} =>
MnO4{-} + Fe2{+} = 2 Fe{3+} + Mn{2+} + 4 O{2-}
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
C5H10N2O3 + O2 = NO3 + CO2 + H2O =>
C5H10N2O3 + 9 O2 = 2 NO3 + 5 CO2 + 5 H2O
MnCO3 + Na2CO3 + KNO3 = Na2MnO4 + CO2 + KNO2 =>
MnCO3 + Na2CO3 + 2 KNO3 = Na2MnO4 + 2 CO2 + 2 KNO2
SnCl4 + NH4Cl = (NH4)2(SnCl6) =>
SnCl4 + 2 NH4Cl = (NH4)2(SnCl6)
C6H5OH + C6H5COCl + NaOH = C6H5COOC6H5 + NaCl + H2O =>
C6H5OH + C6H5COCl + NaOH = C6H5COOC6H5 + NaCl + H2O
CuO2 + HNO3 = Cu(NO3)2 + (OH)2 =>
CuO2 + 2 HNO3 = Cu(NO3)2 + (OH)2
Pb(SO4) + NaCl = PbCl2 + Na2SO4 =>
Pb(SO4) + 2 NaCl = PbCl2 + Na2SO4
NiSO4 + NaOH + Br2 = Na2SO4 + NiO2 + NaBr + H2O =>
NiSO4 + 4 NaOH + Br2 = Na2SO4 + NiO2 + 2 NaBr + 2 H2O
AB(aq) + CD(aq) = AD(s) + BC(aq) =>
AB(aq) + CD(aq) = AD(s) + BC(aq)
CuSO4(aq) + LiOH(aq) = Li2SO4(aq) + Cu(OH)2(s) =>
CuSO4(aq) + 2 LiOH(aq) = Li2SO4(aq) + Cu(OH)2(s)
KBr + Na3[Ag(S2O3)2] = AgBr + K2S2O3 + Na2S2O3 =>
2 KBr + 2 Na3[Ag(S2O3)2] = 2 AgBr + K2S2O3 + 3 Na2S2O3
ClO + H2Na = NaCl + H2O =>
ClO + H2Na = NaCl + H2O
(NH4)3N + Pb(CIO3)2 = NH4CIO3 + Pb3N2 =>
2(NH4)3N + 3 Pb(CIO3)2 = 6 NH4CIO3 + Pb3N2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Na2CrO4 + CrSO4 + H2O + NaOH = Cr(OH)3 + Na2SO4 =>
Na2CrO4 + 3 CrSO4 + 4 H2O + 4 NaOH = 4 Cr(OH)3 + 3 Na2SO4
K2Cr2O7 + Na2S + HCl = Na2SO4 + KCl + CrCl3 + H2O =>
4 K2Cr2O7 + 3 Na2S + 32 HCl = 3 Na2SO4 + 8 KCl + 8 CrCl3 + 16 H2O
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
Co2 + Ca(OH)2 = CaCo3 + OH =>
3 Co2 + 2 Ca(OH)2 = 2 CaCo3 + 4 OH
RuO2 + MnO2 + SiO2 + SnO2 + Sn = RuMn3Si2Sn7O16 =>
RuO2 + 3 MnO2 + 2 SiO2 + 2 SnO2 + 5 Sn = RuMn3Si2Sn7O16
NaHCO3 + CaCl2 = NaCl + CaCO3(s) + CO2(g) + H2O(i) =>
2 NaHCO3 + CaCl2 = 2 NaCl + CaCO3(s) + CO2(g) + H2O(i)
Fe(NO3)2 + NaOH = Fe(OH)2 + NaNO3 =>
Fe(NO3)2 + 2 NaOH = Fe(OH)2 + 2 NaNO3
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
NO = N2 + O2 =>
2 NO = N2 + O2
CuCl2 + LiHSO4 + H2O = Cu(OH)2 + LiCl + H2SO4 =>
CuCl2 + 2 LiHSO4 + 2 H2O = Cu(OH)2 + 2 LiCl + 2 H2SO4
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
CH3COOH + CH3CH2 = CH3COOCH2CH3 + H2O =>
6 CH3COOH + 4 CH3CH2 = 5 CH3COOCH2CH3 + 2 H2O
CoCl2(aq) + AgNO3(aq) = Co(NO3)2(aq) + AgCl(s) =>
CoCl2(aq) + 2 AgNO3(aq) = Co(NO3)2(aq) + 2 AgCl(s)
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Équations équilibrées sur10/20/24
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