| Équations équilibrées la veille |
Sn + 3 C6H5CH2Cl = Sn(C6H5CH2)3Cl + 2 Cl
CH3CH2COOH + Cr2O7{2-} + H{+} = Cr{3+} + CO2 + H2O =>
3 CH3CH2COOH + 7 Cr2O7{2-} + 56 H{+} = 14 Cr{3+} + 9 CO2 + 37 H2O
C2(H2O)2 + NaOH = C2OH + Na(H2O)2 =>
C2(H2O)2 + NaOH = C2OH + Na(H2O)2
FeCO3 + H2O = Fe(OH)2 + H2CO3 =>
FeCO3 + 2 H2O = Fe(OH)2 + H2CO3
Cl2O + O2 = Cl2O5 =>
Cl2O + 2 O2 = Cl2O5
Ag2S + HNO3 = AgNO3 + NO + S + H2O =>
3 Ag2S + 8 HNO3 = 6 AgNO3 + 2 NO + 3 S + 4 H2O
Sn + AgBr = Ag + SnBr4 =>
Sn + 4 AgBr = 4 Ag + SnBr4
HBr + KBrO3 = Br2 + KOH + O2 =>
HBr + KBrO3 = Br2 + KOH + O2
AlBr3 + Na3PO4 = AlPO4 + NaBr =>
AlBr3 + Na3PO4 = AlPO4 + 3 NaBr
Fe + Li5 = Fe2Li5 =>
2 Fe + Li5 = Fe2Li5
ZnSO4NaOH = ZnOHNaSO4 =>
ZnSO4NaOH = ZnOHNaSO4
Fe3O4 + KMnO4 + H2SO4 = Fe2(SO4)3 + K2(SO4) + MnSO4 + H2O =>
10 Fe3O4 + 2 KMnO4 + 48 H2SO4 = 15 Fe2(SO4)3 + K2(SO4) + 2 MnSO4 + 48 H2O
K + Cl2 = K(Cl)2 =>
K + Cl2 = K(Cl)2
H2[PtCl6] + NH4Cl = (NH4)2[PtCl6] + HCl =>
H2[PtCl6] + 2 NH4Cl = (NH4)2[PtCl6] + 2 HCl
LiAlSi2O6 + Na2SO4 = LiNaSO4 + NaAlSiO4 + SiO2 =>
LiAlSi2O6 + Na2SO4 = LiNaSO4 + NaAlSiO4 + SiO2
CH + NO = CO + NH =>
CH + NO = CO + NH
CH3COONa + H2SO4 = CH3COOH + HNaSO4 =>
CH3COONa + H2SO4 = CH3COOH + HNaSO4
S2O6{-2} + MnO4{-]+H2O = SO4{-2}+Mn{+2}+H3O{+} =>
5 S2O6{-2} + 2 MnO4{-]+6H2O = 10 SO4{-2}+2Mn{+2}+4H3O{+}
Co + H{+} = Co{+2} + H2 =>
Co + 2 H{+} = Co{+2} + H2
NaOH + N2 + O2 = NaNO3 + H2O =>
4 NaOH + 2 N2 + 5 O2 = 4 NaNO3 + 2 H2O
Ga + O2 = Ga2O4 =>
2 Ga + 2 O2 = Ga2O4
CrO3 + H2SO4 + Mg = Cr2O3 + MgSO4 + H2O =>
2 CrO3 + 3 H2SO4 + 3 Mg = Cr2O3 + 3 MgSO4 + 3 H2O
H2 + Au(Cl)3 = Au + HCl =>
3 H2 + 2 Au(Cl)3 = 2 Au + 6 HCl
C6H4CH3OH + NaOH = NaOC6H5 + CH4 + O2 =>
2 C6H4CH3OH + 2 NaOH = 2 NaOC6H5 + 2 CH4 + O2
Fe + AlCl3 = FeAl + Cl =>
Fe + AlCl3 = FeAl + 3 Cl
BCl3 + Pb(NO3)2 = B(NO3)3 + PbCl2 =>
2 BCl3 + 3 Pb(NO3)2 = 2 B(NO3)3 + 3 PbCl2
HCl(aq) + Na(s) = H2(g) + NaCl(aq) =>
2 HCl(aq) + 2 Na(s) = H2(g) + 2 NaCl(aq)
CU(NO3)2 + H2O = CU(OH)2 + HNO3 =>
CU(NO3)2 + 2 H2O = CU(OH)2 + 2 HNO3
Na3[Al(OH)6] + NaCl = NaOH + AlCl3 =>
Na3[Al(OH)6] + 3 NaCl = 6 NaOH + AlCl3
FeCl2*NaCl + H2O = Fe(OH)2 + NaCl + HCl =>
FeCl2*NaCl + 2 H2O = Fe(OH)2 + NaCl + 2 HCl
Ca(NO3)2 + Na2CO3 = Na2(NO3)2 + Ca(CO3) =>
Ca(NO3)2 + Na2CO3 = Na2(NO3)2 + Ca(CO3)
ZnCl(s) + Cr(NO3)3(s) = CrCl + Zn(NO3)3 =>
ZnCl(s) + Cr(NO3)3(s) = CrCl + Zn(NO3)3
PbCl2 + BCl3 + H2 = PbB2 + HCl =>
PbCl2 + 2 BCl3 + 4 H2 = PbB2 + 8 HCl
C19H38O2 + O2 = CO2 + H2O =>
2 C19H38O2 + 55 O2 = 38 CO2 + 38 H2O
Au{3+} + N2H4 + OH{-} = N2 + Au + H2O =>
4 Au{3+} + 3 N2H4 + 12 OH{-} = 3 N2 + 4 Au + 12 H2O
H3CO + O2 = H2O + CO2 =>
4 H3CO + 5 O2 = 6 H2O + 4 CO2
Al2(SO4)3 + Mg(OH)2 = Al2(OH)2 + Mg(SO4)3 =>
Al2(SO4)3 + Mg(OH)2 = Al2(OH)2 + Mg(SO4)3
Ca3(PO4)2 + sodiumnitrate = Ca(NO3)2 + sodiumphosphate =>
Ca3(PO4)2 + 6 NaNO3 = 3 Ca(NO3)2 + 2 Na3PO4
PbCl2 + AgNO3 = AgCl + Pb(NO3)2 =>
PbCl2 + 2 AgNO3 = 2 AgCl + Pb(NO3)2
C2H4 + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
5 C2H4 + 12 KMnO4 + 18 H2SO4 = 10 CO2 + 28 H2O + 6 K2SO4 + 12 MnSO4
SO2 + Ca = S + CaO =>
SO2 + 2 Ca = S + 2 CaO
HC2O2H3 + KOH = K2C2H2O2 + H2O =>
HC2O2H3 + 2 KOH = K2C2H2O2 + 2 H2O
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
Zn + Ni(ClO4)2 = Ni + Zn(ClO4)2 =>
Zn + Ni(ClO4)2 = Ni + Zn(ClO4)2
SnI4 + PPh3 = [SnI4(PPh3)2] =>
SnI4 + 2 PPh3 = [SnI4(PPh3)2]
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Al2(CO3)3 + NaNO3 = Al(NO3)3 + Na2CO3 =>
Al2(CO3)3 + 6 NaNO3 = 2 Al(NO3)3 + 3 Na2CO3
NaHSO4 + Ba(HCO3)2 = BaSO4 + Na2SO4 + H2O + CO2 =>
2 NaHSO4 + Ba(HCO3)2 = BaSO4 + Na2SO4 + 2 H2O + 2 CO2
S + O2 = SO2 =>
S + O2 = SO2
CoCl2 + NaClO4 + H2SO4 = Co(ClO3)3 + Na2SO4 + NaClO3 + H2O =>
2 CoCl2 + 13 NaClO4 + H2SO4 = 2 Co(ClO3)3 + Na2SO4 + 11 NaClO3 + H2O
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