Équations équilibrées la veille |
Na2S2O3 + 3 Br2 + 3 H2O = Na2SO4 + SO2 + 6 HBr
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Fe(OH)2 + HBr = FeBr2 + H2O =>
Fe(OH)2 + 2 HBr = FeBr2 + 2 H2O
C8H17OH + O2 = CO2 + H2O =>
C8H17OH + 12 O2 = 8 CO2 + 9 H2O
Ca + Si = CaSi2 =>
Ca + 2 Si = CaSi2
NaSO4Zn(OH)2 = Na(OH)2ZnSO4 =>
NaSO4Zn(OH)2 = Na(OH)2ZnSO4
SnCl2 + Na2CO3 = Sn(CO3) + Na2Cl2 =>
SnCl2 + Na2CO3 = Sn(CO3) + Na2Cl2
LiCoO2 = Co3O4 + Li2O + O2 =>
12 LiCoO2 = 4 Co3O4 + 6 Li2O + O2
CaCl2 + Na2CO3 = CaCO3 + Na2Cl2 =>
CaCl2 + Na2CO3 = CaCO3 + Na2Cl2
Ca(OH)2 + CaSO4 = (CaOH)2SO4 =>
Ca(OH)2 + CaSO4 = (CaOH)2SO4
Na2WO4 + NH4OH + Na2S = Na2[WS4] + NaOH + NH3 =>
Na2WO4 + 4 NH4OH + 4 Na2S = Na2[WS4] + 8 NaOH + 4 NH3
H2 + HCl + KMnO4 = MnCl2 + KCl + H2O =>
5 H2 + 6 HCl + 2 KMnO4 = 2 MnCl2 + 2 KCl + 8 H2O
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
V + Cl2 = VCl3 =>
2 V + 3 Cl2 = 2 VCl3
HgCl2 + NaOH = Hg(OH)2 + NaCl =>
HgCl2 + 2 NaOH = Hg(OH)2 + 2 NaCl
CoCl3 + H2O = CoOHCl2 + HCl =>
CoCl3 + H2O = CoOHCl2 + HCl
HCl + KHC4H4O6 = C4H6O6 + KCl =>
HCl + KHC4H4O6 = C4H6O6 + KCl
Cr(s) + Ni{2+} = Cr{3+}(aq) + Ni(s) =>
2 Cr(s) + 3 Ni{2+} = 2 Cr{3+}(aq) + 3 Ni(s)
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
Fe(CO3) + H2SO4 = FeSO4 + H2O + CO2 =>
Fe(CO3) + H2SO4 = FeSO4 + H2O + CO2
(NH4)2S(aq) + SrCl2(aq) = NH4Cl + SrS =>
(NH4)2S(aq) + SrCl2(aq) = 2 NH4Cl + SrS
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NiO + Te2O4 + V2O5 = NiV2Te2O10 =>
NiO + Te2O4 + V2O5 = NiV2Te2O10
Ag2CrO4 = Cr + Ag2O4 =>
Ag2CrO4 = Cr + Ag2O4
C6H6 + NaNO3 = C6H5NO2 + NaOH =>
C6H6 + NaNO3 = C6H5NO2 + NaOH
FeSO4 + BaCl2 = BaSO4 + FeCl2 =>
FeSO4 + BaCl2 = BaSO4 + FeCl2
Cr2O7 + H{+} + Cl{-} = Cr{+3} + H2O + Cl2 =>
Cr2O7 + 14 H{+} + 8 Cl{-} = 2 Cr{+3} + 7 H2O + 4 Cl2
NO2 + P2O3 + KOH = NO + K3PO4 + H2O =>
2 NO2 + P2O3 + 6 KOH = 2 NO + 2 K3PO4 + 3 H2O
TiOCl2 + NH3 + H2O = Ti(OH)2 + N2 + HCl =>
3 TiOCl2 + 2 NH3 + 3 H2O = 3 Ti(OH)2 + N2 + 6 HCl
PbO + CO = Pb + CO2 =>
PbO + CO = Pb + CO2
NaIO3 + KHTeO3 = I2 + K2TeO4 + Na2TeO4 + H2TeO4 + H2O =>
4 NaIO3 + 10 KHTeO3 = 2 I2 + 5 K2TeO4 + 2 Na2TeO4 + 3 H2TeO4 + 2 H2O
CI2 + O2 = CI2O5 =>
2 CI2 + 5 O2 = 2 CI2O5
C2H4 = C2H2 + H2 =>
C2H4 = C2H2 + H2
SiCl4 + H2 = Si + HCl =>
SiCl4 + 2 H2 = Si + 4 HCl
BaO2 + HNO3 = Ba(NO3)2 + H2O + O2 =>
2 BaO2 + 4 HNO3 = 2 Ba(NO3)2 + 2 H2O + O2
PIBr = BrIP =>
PIBr = BrIP
Al(OH)3 + KOH = K3(Al(OH)6) =>
Al(OH)3 + 3 KOH = K3(Al(OH)6)
SnI2 + H2O = SnO + HI =>
SnI2 + H2O = SnO + 2 HI
KAl(SO4)2 + NaClO4 = KClO4 + Al2(SO4)3 + Na2SO4 =>
2 KAl(SO4)2 + 2 NaClO4 = 2 KClO4 + Al2(SO4)3 + Na2SO4
CaC2O4 = Ca + CO2 =>
CaC2O4 = Ca + 2 CO2
CoCl2 + (NH4)2[Hg(SCN)4] + ZnCl2 = Co[Hg(SCN)4]*Zn[Hg(SCN)4] + NH4Cl =>
CoCl2 + 2(NH4)2[Hg(SCN)4] + ZnCl2 = Co[Hg(SCN)4]*Zn[Hg(SCN)4] + 4 NH4Cl
Na(CO3)2 + C2H4O2 = CO2 + CH3COONa + H2O =>
8 Na(CO3)2 + 11 C2H4O2 = 22 CO2 + 8 CH3COONa + 10 H2O
NH3 + CH3COCl = NH4Cl + CH3CONH2 =>
2 NH3 + CH3COCl = NH4Cl + CH3CONH2
LiOH + (NH4)3PO4 = Li3PO4 + NH3 + H2O =>
3 LiOH + (NH4)3PO4 = Li3PO4 + 3 NH3 + 3 H2O
C2H2 + Ag(NH3)2OH = C2Ag2 + NH3 + H2O =>
C2H2 + 2 Ag(NH3)2OH = C2Ag2 + 4 NH3 + 2 H2O
H{2}SO4 + NaOH = H2O + Na{2}SO4 =>
H{2}SO4 + NaOH = H2O + Na{2}SO4
Cs + FeCl3 = Fe3 + CsCl3 =>
3 Cs + 3 FeCl3 = Fe3 + 3 CsCl3
FeS2 + NaOH = FeOH + NaS2 =>
FeS2 + NaOH = FeOH + NaS2
CH4*C2H6 + O2 = H2O + CO2 =>
2 CH4*C2H6 + 11 O2 = 10 H2O + 6 CO2
CrO3 + NaOH = Na2CrO4 + H2O =>
CrO3 + 2 NaOH = Na2CrO4 + H2O
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