| Équations équilibrées la veille |
Cd + Fe = CdFe
Ni(s) + HNO3(aq) = Ni(NO3)2 + H2(g) =>
Ni(s) + 2 HNO3(aq) = Ni(NO3)2 + H2(g)
Ca(CO3) + HCOOH = CaC2O4 + H2O =>
Ca(CO3) + HCOOH = CaC2O4 + H2O
Fe3O4 + Cr = Cr2O3 + Fe =>
3 Fe3O4 + 8 Cr = 4 Cr2O3 + 9 Fe
ClO3 + HOH = Cl + HO =>
ClO3 + 3 HOH = Cl + 6 HO
Na(NO3) + Pb = Na + Pb(NO3)2 =>
2 Na(NO3) + Pb = 2 Na + Pb(NO3)2
Cr2O7{2−} + Fe{2+} + H{+} = Cr{3+} + Fe{3+} + H2O =>
Cr2O7{2−} + 10 Fe{2+} + 14 H{+} = 2 Cr{3+} + 10 Fe{3+} + 7 H2O
Bi = Bi3 =>
3 Bi = Bi3
UO3 + HCl + NaF + C6H8O6 = NaUF5 + C6H6O6 + H2O + NaCl =>
UO3 + 4 HCl + 5 NaF + C6H8O6 = NaUF5 + C6H6O6 + 3 H2O + 4 NaCl
Ti2O3 + H2SO4 = Ti2(SO4)3 + H2O =>
Ti2O3 + 3 H2SO4 = Ti2(SO4)3 + 3 H2O
(MnO4){-} + I{-} + H{+} = Mn{+2} + I2 + H2O =>
2(MnO4){-} + 10 I{-} + 16 H{+} = 2 Mn{+2} + 5 I2 + 8 H2O
Zn + ReO4{-} + H{+} = Re + Zn{2+} + H2O =>
7 Zn + 2 ReO4{-} + 16 H{+} = 2 Re + 7 Zn{2+} + 8 H2O
BrO3{-} + Cr{3+} + H2O = Br2 + HCrO4{-} + H{+} =>
6 BrO3{-} + 10 Cr{3+} + 22 H2O = 3 Br2 + 10 HCrO4{-} + 34 H{+}
C3H* + O2 = CO2 + H2O =>
4 C3H* + 13 O2 = 12 CO2 + 2 H2O
C6H12 + HF = C6H13F =>
C6H12 + HF = C6H13F
NaClO2 + H2S = H2SO4 + NaCl =>
2 NaClO2 + H2S = H2SO4 + 2 NaCl
CdSO4 + K2Se = CdSe + K2SO4 =>
CdSO4 + K2Se = CdSe + K2SO4
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
HNO3 + Na(OH) = Na(NO3) + H2O =>
HNO3 + Na(OH) = Na(NO3) + H2O
Co(s) + O2(g) = Co2O3(s) =>
4 Co(s) + 3 O2(g) = 2 Co2O3(s)
H2S + PbH2(SO4)2 = PbS + H4(SO4)2 =>
H2S + PbH2(SO4)2 = PbS + H4(SO4)2
H2O + ClO = OH + HClO =>
H2O + ClO = OH + HClO
Pb(NO3)2 + Cr(SO4)2 = Pb(SO4)2 + Cr(NO3)2 =>
Pb(NO3)2 + Cr(SO4)2 = Pb(SO4)2 + Cr(NO3)2
OH(CH)OH + OCN(CH)OCN = O(CH)OOCNH(CH)OCNH =>
OH(CH)OH + OCN(CH)OCN = O(CH)OOCNH(CH)OCNH
AlSO4 + PbNO3 = AlNO3 + PbSO4 =>
AlSO4 + PbNO3 = AlNO3 + PbSO4
HIO3 + K2S + HCl = I2 + S + KCl + H2O =>
2 HIO3 + 5 K2S + 10 HCl = I2 + 5 S + 10 KCl + 6 H2O
SrS(aq) + CuSO4(aq) = SrSO4(s) + CuS(aq) =>
SrS(aq) + CuSO4(aq) = SrSO4(s) + CuS(aq)
Fe(NO3)2 + Cl2 = FeCl2 + NO3 =>
Fe(NO3)2 + Cl2 = FeCl2 + 2 NO3
Cd + HNO3 = Cd(NO3) + H =>
Cd + HNO3 = Cd(NO3) + H
Al + H2Cl = AlCl + H2 =>
Al + H2Cl = AlCl + H2
CaOMg = MgOCa =>
CaOMg = MgOCa
As2 + Cl2 + H2O = H3AsO3 + HCl =>
As2 + 3 Cl2 + 6 H2O = 2 H3AsO3 + 6 HCl
Li2CO3 + KClO3 + S + C = K2S + CO2 + LiCl =>
2 Li2CO3 + 4 KClO3 + 2 S + 7 C = 2 K2S + 9 CO2 + 4 LiCl
Pb(OH)4 + H2SeO3 = Pb(SeO3)2 + H2O =>
Pb(OH)4 + 2 H2SeO3 = Pb(SeO3)2 + 4 H2O
NH3 + H2O + SO2 = (NH4)2SO3 =>
2 NH3 + H2O + SO2 = (NH4)2SO3
Mn2O3 + C = Mn + CO =>
Mn2O3 + 3 C = 2 Mn + 3 CO
Ag2SO4 + NH4Cl = (NH4)2SO4 + AgCl =>
Ag2SO4 + 2 NH4Cl = (NH4)2SO4 + 2 AgCl
C10H14 + O2 = CO2 + H2O =>
2 C10H14 + 27 O2 = 20 CO2 + 14 H2O
C2H5OH + H2SO4 = CH3CH2OSO2OH + H2O =>
C2H5OH + H2SO4 = CH3CH2OSO2OH + H2O
H3(Po)4 + Ca(OH)2 = Ca3(Po4)2 + H2O =>
2 H3(Po)4 + 3 Ca(OH)2 = Ca3(Po4)2 + 6 H2O
Cr3(SO3)3 + H2SO4 = Cr2SO4 + HSO3 =>
2 Cr3(SO3)3 + 3 H2SO4 = 3 Cr2SO4 + 6 HSO3
C3H5O(CO2H)3 + NaOH = C3H5O(CO2)3Na3 + H2O =>
C3H5O(CO2H)3 + 3 NaOH = C3H5O(CO2)3Na3 + 3 H2O
Fe3O + C4 = Fe + CO2 =>
8 Fe3O + C4 = 24 Fe + 4 CO2
HCl + MnO2 = MnCl2 + H2OCl =>
4 HCl + MnO2 = MnCl2 + 2 H2OCl
Na2C2O4 + KMnO4 + H2SO4 = K2S04 + Na2SO4 + MnSO4 + CO2 + H2O =>
18 Na2C2O4 + 2 KMnO4 + 24 H2SO4 = K2S04 + 18 Na2SO4 + 2 MnSO4 + 36 CO2 + 24 H2O
K2Cr2O7 + SnCl2 + H2SO4 = K2SO4 + Cr2(SO4)3 + Sn(SO4)2 + Cl2 + H2O =>
2 K2Cr2O7 + 3 SnCl2 + 14 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 Sn(SO4)2 + 3 Cl2 + 14 H2O
CHBr3 + HBr = CH4 + Br =>
CHBr3 + 3 HBr = CH4 + 6 Br
LiCl + Pb = PbCl4 + Li =>
4 LiCl + Pb = PbCl4 + 4 Li
S2O3 + BrO3 = SO3 + Br2 =>
2 S2O3 + 2 BrO3 = 4 SO3 + Br2
Li + MgO = LiO2 + Mg =>
Li + 2 MgO = LiO2 + 2 Mg
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