Équations équilibrées la veille |
2(C2H2) + 3 O2 = 2 CO2 + 2 CH2O
PbO2 + H2SO4 = H2O + Pb(SO4)2 =>
PbO2 + 2 H2SO4 = 2 H2O + Pb(SO4)2
Cu + K2S2O8 = CuK2S2O8 =>
Cu + K2S2O8 = CuK2S2O8
MnO2 + KCl + H2SO3 = Cl2 + K2SO4 + MnO + H2O =>
2 MnO2 + 2 KCl + H2SO3 = Cl2 + K2SO4 + 2 MnO + H2O
Al2(SO4)3 + NH4 = Al(oh)3 + (NH4)2SO4 =>
3 Al2(SO4)3 + 18 NH4 = 2 Al(oh)3 + 9(NH4)2SO4
Cr(NO3)3 + CaS = Cr2S3 + Ca(NO3)2 =>
2 Cr(NO3)3 + 3 CaS = Cr2S3 + 3 Ca(NO3)2
LiBr + HCl = LiCl + HBr =>
LiBr + HCl = LiCl + HBr
CaCO3 + HPF6 = Ca(PF6)2 + CO2 + Ca(OH)2 =>
2 CaCO3 + 2 HPF6 = Ca(PF6)2 + 2 CO2 + Ca(OH)2
Fe2O3 + TiO2 = Fe5Ti5O8 + O =>
5 Fe2O3 + 10 TiO2 = 2 Fe5Ti5O8 + 19 O
H2 + ZnO = Zn + H2O =>
H2 + ZnO = Zn + H2O
VONO3 + Na2O2 + NaOH = Na3VO4 + NaNO3 + H2O =>
VONO3 + Na2O2 + 2 NaOH = Na3VO4 + NaNO3 + H2O
CO2 + H2O = C6H12O6 + O2(classification) =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2(classification)
Cr2O3 + H2O + KOH = K[Cr(OH)4] =>
Cr2O3 + 3 H2O + 2 KOH = 2 K[Cr(OH)4]
C2H2 + NO3 = N2 + CO2 + H2O =>
6 C2H2 + 10 NO3 = 5 N2 + 12 CO2 + 6 H2O
Br2 + NaCl = BrCl + Na =>
Br2 + 2 NaCl = 2 BrCl + 2 Na
Ag2S + HNO3 = AgNO3 + S2 + NO2 + H2O =>
2 Ag2S + 8 HNO3 = 4 AgNO3 + S2 + 4 NO2 + 4 H2O
Al + HBr = Al3Br + H =>
3 Al + HBr = Al3Br + H
NH3 + Ca(OH)2 = Ca3N2 + H2O =>
2 NH3 + 3 Ca(OH)2 = Ca3N2 + 6 H2O
AgSO3 + KBr = KSO3 + AgBr =>
AgSO3 + KBr = KSO3 + AgBr
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NH3 + O29 = NO + H2O =>
58 NH3 + 5 O29 = 58 NO + 87 H2O
Sr(NO3) + Na(SO4) = Sr(SO4) + Na(NO3) =>
Sr(NO3) + Na(SO4) = Sr(SO4) + Na(NO3)
Na2B4O7 + CoCl2 + O2 = Co(BO2)2 + NaBO2 + Cl2 =>
2 Na2B4O7 + 2 CoCl2 + O2 = 2 Co(BO2)2 + 4 NaBO2 + 2 Cl2
B(OH)3 + CH3OH = B(OCH3)3 + H2O =>
B(OH)3 + 3 CH3OH = B(OCH3)3 + 3 H2O
Fe{2+} + Cl2 = Fe{3+} + Cl{-} =>
2 Fe{2+} + Cl2 = 2 Fe{3+} + 2 Cl{-}
HNO2 + H2SO4 + NH4(OH) = HON(SO3) + H2O =>
2 HNO2 + 3 H2SO4 + NH4(OH) = 3 HON(SO3) + 5 H2O
H2SO4 + NH3 = NH4HSO4 =>
H2SO4 + NH3 = NH4HSO4
LiOH + Cl2 = LiCl + LiClO + H2O =>
2 LiOH + Cl2 = LiCl + LiClO + H2O
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + H2O + K2SO4 + MnSO4 =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 8 H2O + K2SO4 + 2 MnSO4
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
Li2CrO4 + Ba(OH)2 = LiOH + BaCrO4 =>
Li2CrO4 + Ba(OH)2 = 2 LiOH + BaCrO4
AgNO3 + H2O = AgNO3H2O =>
AgNO3 + H2O = AgNO3H2O
C12H22O11 + O2 = H2O + C2O =>
C12H22O11 + 3 O2 = 11 H2O + 6 C2O
CaCl2 + FeCl3 = CaCl3FeCl2 =>
CaCl2 + FeCl3 = CaCl3FeCl2
MnO2 + H2SO4 = O2 + H2 + MnSO4 =>
MnO2 + H2SO4 = O2 + H2 + MnSO4
CH3NH2 + CH3Cl = (CH3)2NH2Cl =>
CH3NH2 + CH3Cl = (CH3)2NH2Cl
H2O2(aq)MnO2(catalyst) = H2MnO4 =>
H2O2(aq)MnO2(catalyst) = H2MnO4
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
FeSO4 + H2SO4 = Fe(SO4)2 + H2 =>
FeSO4 + H2SO4 = Fe(SO4)2 + H2
C11H22O5 + O2 = CO2 + H2O =>
C11H22O5 + 14 O2 = 11 CO2 + 11 H2O
Li + Zn(OH)4 = Li[Zn(OH)4] =>
Li + Zn(OH)4 = Li[Zn(OH)4]
H2O + AgO = Ag(OH)2 =>
H2O + AgO = Ag(OH)2
Pb(NO3)2 + KrCrO4 = Kr(NO3)2 + PbCrO4 =>
Pb(NO3)2 + KrCrO4 = Kr(NO3)2 + PbCrO4
Cr(OH)2 + CO2 = CrCO3 + H2O =>
Cr(OH)2 + CO2 = CrCO3 + H2O
NI3*NH3 = NH4I + N2 + I2 =>
8 NI3*NH3 = 6 NH4I + 5 N2 + 9 I2
CaCO3(aq) + AgNO3(aq) = CaNO3(s) + AgCO3(aq) =>
CaCO3(aq) + AgNO3(aq) = CaNO3(s) + AgCO3(aq)
K2CO3 + HCl(aq) = KCl + CO2 + H2O =>
K2CO3 + 2 HCl(aq) = 2 KCl + CO2 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NH3 + H2O = NH4OH = (NH4) + (OH) =>
NH3 + H2O = NH4OH
Ti2(SO4)3 + KOH = Ti(OH)3 + K2SO4 =>
Ti2(SO4)3 + 6 KOH = 2 Ti(OH)3 + 3 K2SO4
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