| Équations équilibrées la veille |
2 NO2 + H2O = HNO3 + HNO2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H2CO3 + NaOH = NaCO3 + H2OH =>
H2CO3 + NaOH = NaCO3 + H2OH
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
HF + Li(OH) = LiF + H2O =>
HF + Li(OH) = LiF + H2O
Na2SO4 + CaCl2 + H2O = CaSO4*2H2O + NaCl =>
Na2SO4 + CaCl2 + 2 H2O = CaSO4*2H2O + 2 NaCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Sc(OH)3 + H3PO4 = ScPO4 + H2O =>
Sc(OH)3 + H3PO4 = ScPO4 + 3 H2O
K2Cr2O7 + Fe(NH4)2(SO4)2*6H2O + H2SO4 = CrSO4 + Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
K2Cr2O7 + 8 Fe(NH4)2(SO4)2*6H2O + 7 H2SO4 = 2 CrSO4 + 4 Fe2(SO4)3 + K2SO4 + 8(NH4)2SO4 + 55 H2O
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
POCl3 = PCl3 + O2 =>
2 POCl3 = 2 PCl3 + O2
MgS + Br2 = MgBr2 + S =>
MgS + Br2 = MgBr2 + S
AgBr + KSNC = Ag(SNC) + BrK =>
AgBr + KSNC = Ag(SNC) + BrK
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Fe2S3 + Cl2 = FeCl3 + S2Cl2 =>
2 Fe2S3 + 9 Cl2 = 4 FeCl3 + 3 S2Cl2
NaCl(aq) + ZnSO4(aq) = Na2SO4 + ZnCl2 =>
2 NaCl(aq) + ZnSO4(aq) = Na2SO4 + ZnCl2
MgCl2 + NaNO3 = Mg(NO3)2 + NaCl =>
MgCl2 + 2 NaNO3 = Mg(NO3)2 + 2 NaCl
AlCl3 + KHCO3 = KCl + Al(OH)3 + CO2 =>
AlCl3 + 3 KHCO3 = 3 KCl + Al(OH)3 + 3 CO2
Pb(NO3)2 + KI = PbI2 + K(NO3) =>
Pb(NO3)2 + 2 KI = PbI2 + 2 K(NO3)
Fe2O3 + O = FeO2 =>
Fe2O3 + O = 2 FeO2
Cs(s) + Br2(l) = Cs(l)Br2(s) =>
Cs(s) + Br2(l) = Cs(l)Br2(s)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KBr + I2 = Br2I + K =>
4 KBr + I2 = 2 Br2I + 4 K
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
NaCrO2 + H2O = Cr(OH)3 + NaOH =>
NaCrO2 + 2 H2O = Cr(OH)3 + NaOH
KNO3 + CsCl = KCl + CsNO3 =>
KNO3 + CsCl = KCl + CsNO3
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
BeCl2 + H2CO3 = BeCO3 + HCl =>
BeCl2 + H2CO3 = BeCO3 + 2 HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Pb(OH)2 + H2(SO4) = Pb(SO4) + H2O =>
Pb(OH)2 + H2(SO4) = Pb(SO4) + 2 H2O
CsCl + ICl3 = Cs[ICl4] =>
CsCl + ICl3 = Cs[ICl4]
Al + NaOH + H2SO4 + H2O = NaAl(SO4)2*12H2O + H2 =>
2 Al + 2 NaOH + 4 H2SO4 + 22 H2O = 2 NaAl(SO4)2*12H2O + 3 H2
CuCS3 + O2 = Cu2O + CO2 + SO2 =>
4 CuCS3 + 17 O2 = 2 Cu2O + 4 CO2 + 12 SO2
C8H18 + O2 = CO + H2O =>
2 C8H18 + 17 O2 = 16 CO + 18 H2O
C(NH)(NH2)NHNO2 + Zn + CH3COOH + H2O = C(NH)(NH2)NHNH2*CH3COOH + Zn(OH)2 =>
C(NH)(NH2)NHNO2 + 3 Zn + CH3COOH + 4 H2O = C(NH)(NH2)NHNH2*CH3COOH + 3 Zn(OH)2
CrCl2 + NaOH + Br2 = Na2Cr2O7 + NaBr + NaCl + H2O =>
2 CrCl2 + 14 NaOH + 4 Br2 = Na2Cr2O7 + 8 NaBr + 4 NaCl + 7 H2O
SO2CaO = Ca(SO3) =>
SO2CaO = Ca(SO3)
C6H5O + H2O = C6H6O + OH =>
C6H5O + H2O = C6H6O + OH
VCl3(s) + O2(g) = V2O3(s) + Cl2(g) =>
4 VCl3(s) + 3 O2(g) = 2 V2O3(s) + 6 Cl2(g)
FeBr3 + O2 = Fe2O3 + Br =>
4 FeBr3 + 3 O2 = 2 Fe2O3 + 12 Br
C17H21NO4H + Cl + NaHCO3 = C17H21NO4 + H2O + NaCl + CO2 =>
C17H21NO4H + Cl + NaHCO3 = C17H21NO4 + H2O + NaCl + CO2
KClO4 + K2SO3 + H2SO4 = K2SO4 + Cl2 + H2O =>
2 KClO4 + 7 K2SO3 + H2SO4 = 8 K2SO4 + Cl2 + H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Mg + Fe(NO2)3 = Mg(NO2)2 + Fe =>
3 Mg + 2 Fe(NO2)3 = 3 Mg(NO2)2 + 2 Fe
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Sr3(PO4)2 + K2SO4 = SrSO4 + K3(PO4) =>
Sr3(PO4)2 + 3 K2SO4 = 3 SrSO4 + 2 K3(PO4)
CH3{-}CH2{-}CH(CH2{-}CH2{-}CH3){-}CH2{-}CH = CH{-}CH3 + H2 =>
CH3{-}CH2{-}CH(CH2{-}CH2{-}CH3){-}CH2{-}CH = CH{-}CH3 + H2
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