| Équations équilibrées la veille |
C4H8O2 + NaHCO3 = NaC4H7O2 + H2O + CO2
(CH2OH)3CNH2 + HCl = (CH2OH)3CNH3Cl =>
(CH2OH)3CNH2 + HCl = (CH2OH)3CNH3Cl
CH4 + Br = CHBr3 + HBr =>
CH4 + 6 Br = CHBr3 + 3 HBr
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
C6H14O(l) + O2(g) = CO2(g) + H2O(g) =>
C6H14O(l) + 9 O2(g) = 6 CO2(g) + 7 H2O(g)
CuSO4 + NaOH + C6H12O6 = Cu2O + Na2SO4 + C6H11O7Na + H2O =>
2 CuSO4 + 5 NaOH + C6H12O6 = Cu2O + 2 Na2SO4 + C6H11O7Na + 3 H2O
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
Pb(NO3)2 + Na2O = PbO + NaNO3 =>
Pb(NO3)2 + Na2O = PbO + 2 NaNO3
NaOCl + H2SO4 = Na2SO4 + HClO =>
2 NaOCl + H2SO4 = Na2SO4 + 2 HClO
As2O3 + H2O = H2As2O4 =>
As2O3 + H2O = H2As2O4
(NH4)2S + O2 = NH3 + SO2 + H2O =>
2(NH4)2S + 3 O2 = 4 NH3 + 2 SO2 + 2 H2O
K2Cr2O7 + KCl + H2O = Cr(OH)3 + Cl2 + KOH =>
K2Cr2O7 + 6 KCl + 7 H2O = 2 Cr(OH)3 + 3 Cl2 + 8 KOH
CuO + NH4NO3 = Cu(NO3)2 + NH3 + H2O =>
CuO + 2 NH4NO3 = Cu(NO3)2 + 2 NH3 + H2O
Fe2S3 + O2 = FeO + SO2 =>
Fe2S3 + 4 O2 = 2 FeO + 3 SO2
NaClO + (CH3)2CO = CHCl3 + NaOH + CH3COONa =>
3 NaClO + (CH3)2CO = CHCl3 + 2 NaOH + CH3COONa
CrO4 + H = Cr2O7 + H2O =>
2 CrO4 + 2 H = Cr2O7 + H2O
HNO3 + Cu(OH)2 = Cu(NO3)2 + H2O =>
2 HNO3 + Cu(OH)2 = Cu(NO3)2 + 2 H2O
Al(OH)3 + CO = Al2(CO2)3 + H2O =>
2 Al(OH)3 + 3 CO = Al2(CO2)3 + 3 H2O
CO3{2-} + H{+} = H2CO3 =>
CO3{2-} + 2 H{+} = H2CO3
Ca(OH)2 + CH3CO2H = Ca(CH3CO2)2 + H2O =>
Ca(OH)2 + 2 CH3CO2H = Ca(CH3CO2)2 + 2 H2O
Cr2O7{2-} + HNO2 + H{+} = Cr{3+} + NO3{-} + H2O =>
Cr2O7{2-} + 3 HNO2 + 5 H{+} = 2 Cr{3+} + 3 NO3{-} + 4 H2O
CuO2 = Cu + O =>
CuO2 = Cu + 2 O
FeBr{2+} + AgI = FeI{2+} + AgBr =>
FeBr{2+} + AgI = FeI{2+} + AgBr
FeSO4*7H2O = Fe + SO4 + H2O =>
FeSO4*7H2O = Fe + SO4 + 7 H2O
KC4H5O6 + NaHCO3 = KNaC4H4O6 + H2CO3 =>
KC4H5O6 + NaHCO3 = KNaC4H4O6 + H2CO3
MgSO4 + Sr(NO3)2 = Mg(NO3)2 + Sr(SO4) =>
MgSO4 + Sr(NO3)2 = Mg(NO3)2 + Sr(SO4)
Tb(NO3)3*5H2O = TbO + H2O + O2 + HNO3 =>
4 Tb(NO3)3*5H2O = 4 TbO + 14 H2O + O2 + 12 HNO3
Br + LiF = LiBr + F2 =>
2 Br + 2 LiF = 2 LiBr + F2
HCIO3 + Al = AlCIO3 + H2 =>
2 HCIO3 + 2 Al = 2 AlCIO3 + H2
C6H12O6 + H2 = CH4 + H2O =>
C6H12O6 + 12 H2 = 6 CH4 + 6 H2O
HCOOK + H2SO4 = HCOOH + K2SO4 =>
2 HCOOK + H2SO4 = 2 HCOOH + K2SO4
BiCl3 + H2O = Bi2O3 + HCl =>
2 BiCl3 + 3 H2O = Bi2O3 + 6 HCl
Co(NO3)2 = CoO + NO2 + O2 =>
2 Co(NO3)2 = 2 CoO + 4 NO2 + O2
Zn(NO3)2 + (NH4)2S = ZnS + (NH4)(NO3) =>
Zn(NO3)2 + (NH4)2S = ZnS + 2(NH4)(NO3)
Li3P + O2 = Li2O + P4 =>
4 Li3P + 3 O2 = 6 Li2O + P4
MgO + ZnO = MgZn + O =>
MgO + ZnO = MgZn + 2 O
C2H6 + K2Cr2O7 + H2SO4 = C2H4O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H6 + 2 K2Cr2O7 + 8 H2SO4 = 3 C2H4O + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
HC + Mg = C2Mg + H2 =>
2 HC + Mg = C2Mg + H2
Co(OH)3 + Na2CO3 = Co2(CO3)3 + NaOH =>
2 Co(OH)3 + 3 Na2CO3 = Co2(CO3)3 + 6 NaOH
Sn + H2SO4 = Sn(SO4)2 + SO2 + H2O =>
Sn + 4 H2SO4 = Sn(SO4)2 + 2 SO2 + 4 H2O
Fe3(aq) + OH(aq) = Fe(OH)3 =>
Fe3(aq) + 9 OH(aq) = 3 Fe(OH)3
Sn + F = SnF4 =>
Sn + 4 F = SnF4
Ti5V5Zr5Nb5Al4C16 = Ti3V3Zr3Nb3Al4C8 + TiC + V6C5 + Nb6C5 + ZrC + C =>
3 Ti5V5Zr5Nb5Al4C16 = 3 Ti3V3Zr3Nb3Al4C8 + 6 TiC + V6C5 + Nb6C5 + 6 ZrC + 2 C
K2CrO4 + KNO2 + H2O = K[Cr(OH)4] + KNO3 + KOH =>
2 K2CrO4 + 3 KNO2 + 5 H2O = 2 K[Cr(OH)4] + 3 KNO3 + 2 KOH
NH4Cl + Cu(NO3)2 = CuCl2 + NH4(NO3) =>
2 NH4Cl + Cu(NO3)2 = CuCl2 + 2 NH4(NO3)
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
Fe2(SO4)3 + K4Fe(CN)6 = KFe(Fe(CN)6) + K2SO4 =>
Fe2(SO4)3 + 2 K4Fe(CN)6 = 2 KFe(Fe(CN)6) + 3 K2SO4
Fe2O3 + Ca(OH)2 = Ca(FeO2)2 + H2O =>
Fe2O3 + Ca(OH)2 = Ca(FeO2)2 + H2O
FeC2O4*2H2O + H2C2O4 + H2O2 + K2C2O4 = K3Fe(C2O4)3*3H2O =>
2 FeC2O4*2H2O + H2C2O4 + H2O2 + 3 K2C2O4 = 2 K3Fe(C2O4)3*3H2O
SO4 + H = H2S + H2O =>
SO4 + 10 H = H2S + 4 H2O
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