| Équations équilibrées la veille |
4 NaOCl + (NH4)2S + 2 NaOH = 4 NaCl + 2 NH3 + Na2SO4 + 2 H2O
Ca(OH)2 + H2S = Ca(HS)2 + H2O =>
Ca(OH)2 + 2 H2S = Ca(HS)2 + 2 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
HNO3 + CaOH = Ca(NO3) + HOH =>
HNO3 + CaOH = Ca(NO3) + HOH
C8H10 + O2 = C8H6O4 + H2O =>
C8H10 + 3 O2 = C8H6O4 + 2 H2O
FeS + O2 = FeO3 + SO2 =>
2 FeS + 5 O2 = 2 FeO3 + 2 SO2
Al + Cu(SO4)*5H2O = Cu + Al2(SO4)3 + H2O =>
2 Al + 3 Cu(SO4)*5H2O = 3 Cu + Al2(SO4)3 + 15 H2O
NaCl + CaBr2 = CaCl2 + NaBr =>
2 NaCl + CaBr2 = CaCl2 + 2 NaBr
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
AlO2 + C2 + Cl2 = AlCl + CO =>
2 AlO2 + 2 C2 + Cl2 = 2 AlCl + 4 CO
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
Al(OH)4{-} + H{+} = Al{+3} + H2O =>
Al(OH)4{-} + 4 H{+} = Al{+3} + 4 H2O
MnSO4 + SrCl2 = MnCl2 + SrSO4 =>
MnSO4 + SrCl2 = MnCl2 + SrSO4
Ag(NO3) + K3(PO4) = Ag3(PO4) + K(NO3) =>
3 Ag(NO3) + K3(PO4) = Ag3(PO4) + 3 K(NO3)
K2CrO4 + NaOH + Ba(NO3)2 = Ba(OH)2 + Na2CrO4 + KNO3 =>
K2CrO4 + 2 NaOH + Ba(NO3)2 = Ba(OH)2 + Na2CrO4 + 2 KNO3
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
C5H12S + O2 = CO2 + SO2 + H2O =>
C5H12S + 9 O2 = 5 CO2 + SO2 + 6 H2O
Na2O + H2 = Na + H2O =>
Na2O + H2 = 2 Na + H2O
C6H6CH3NaOH = C6H6CH3OHNa =>
C6H6CH3NaOH = C6H6CH3OHNa
LnS + H2SO4 = LnSO4 + H2S =>
LnS + H2SO4 = LnSO4 + H2S
Br2 + NaOH = H2O + NaBrO3 + NaBr =>
3 Br2 + 6 NaOH = 3 H2O + NaBrO3 + 5 NaBr
C5H8 + H2O = C5H10O2 + H =>
C5H8 + 2 H2O = C5H10O2 + 2 H
CH3(CHCl)CH2ClH2O = CH3(CHOH)CH2ClHCl =>
CH3(CHCl)CH2ClH2O = CH3(CHOH)CH2ClHCl
CH2CH2 + H2O = CH3CH2OH =>
CH2CH2 + H2O = CH3CH2OH
Mg3P3 = Mg + P =>
Mg3P3 = 3 Mg + 3 P
C + S8 = CS2* =>
4 C + S8 = 4 CS2*
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na2B4O7 + Cr(NO3)3 = NaBO2 + Cr(BO2)3 + NO2 + O2 =>
6 Na2B4O7 + 4 Cr(NO3)3 = 12 NaBO2 + 4 Cr(BO2)3 + 12 NO2 + 3 O2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
HNO3 + C6H5OH = NO2 + H2O + CO2 =>
28 HNO3 + C6H5OH = 28 NO2 + 17 H2O + 6 CO2
Ca + ZnNO3 = Ca(NO3) + Zn =>
Ca + ZnNO3 = Ca(NO3) + Zn
C2H2 + CuO = Cu + CO2 + H2O =>
C2H2 + 5 CuO = 5 Cu + 2 CO2 + H2O
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
SiI4 + Mg = MgI4 + Si =>
SiI4 + Mg = MgI4 + Si
Pb(CH3COO)2 + NH4(OH) = Pb(OH)2 + NH4CH3COO =>
Pb(CH3COO)2 + 2 NH4(OH) = Pb(OH)2 + 2 NH4CH3COO
H2SO4 + KNO2 = H2O + HNO3 + K2SO4 + NO =>
3 H2SO4 + 6 KNO2 = 2 H2O + 2 HNO3 + 3 K2SO4 + 4 NO
HC2H3O2 + Sr(OH)2 = Sr(C2H3O2)2 + H2O =>
2 HC2H3O2 + Sr(OH)2 = Sr(C2H3O2)2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NO2X + Fe + HCl = NH3ClX + FeCl2 + H2O =>
NO2X + 3 Fe + 7 HCl = NH3ClX + 3 FeCl2 + 2 H2O
CO(NH2)2 + NaNO2 + HCl = CO2 + N2 + H2O + NaCl =>
CO(NH2)2 + 2 NaNO2 + 2 HCl = CO2 + 2 N2 + 3 H2O + 2 NaCl
MgS(s) + HCl(aq) = MgCl2 + H2S =>
MgS(s) + 2 HCl(aq) = MgCl2 + H2S
S8O2 + O2 = SO2 =>
S8O2 + 7 O2 = 8 SO2
Na + H2 + S + O2 = NaHSO4 =>
2 Na + H2 + 2 S + 4 O2 = 2 NaHSO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
BaS + HCl = BaCl2 + H2S =>
BaS + 2 HCl = BaCl2 + H2S
C5H90 + O2 = CO2 + H2O =>
2 C5H90 + 55 O2 = 10 CO2 + 90 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KO2 = K2O2O2 =>
2 KO2 = K2O2O2
NaHSO4 + NaOH = Na2SO4 + H2O =>
NaHSO4 + NaOH = Na2SO4 + H2O
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