| Équations équilibrées la veille |
4 FeCl3 + 3 O2 = 2 Fe2O3 + 6 Cl2
C2H3F + O2 = CO2 + H2O + HF =>
2 C2H3F + 5 O2 = 4 CO2 + 2 H2O + 2 HF
FeCl3 + O2 = Fe2O3 + Cl2 =>
4 FeCl3 + 3 O2 = 2 Fe2O3 + 6 Cl2
H2S + H2O = H2 + SO2 =>
H2S + 2 H2O = 3 H2 + SO2
MnO2 + HNO3 + KNO2 = Mn(NO3)3 + KNO3 + H2O =>
2 MnO2 + 6 HNO3 + KNO2 = 2 Mn(NO3)3 + KNO3 + 3 H2O
K2Cr2O7 + H2SO4 + C2H5OH = CO2 + Cr2(SO4)3 + H2O + K2SO4 =>
2 K2Cr2O7 + 8 H2SO4 + C2H5OH = 2 CO2 + 2 Cr2(SO4)3 + 11 H2O + 2 K2SO4
CuS + O{-2} = SO{-2} + Cu =>
CuS + O{-2} = SO{-2} + Cu
Fe2 + H2O = Fe2O3 + H6 =>
Fe2 + 3 H2O = Fe2O3 + H6
CH3CH2NH2 + H2O = CH3CH2NH3 + OH =>
CH3CH2NH2 + H2O = CH3CH2NH3 + OH
KJ + K2Cr2O7 + H2SO4 = J2 + Cr2(SO4)3 + H2O + K2SO4 =>
6 KJ + K2Cr2O7 + 7 H2SO4 = 3 J2 + Cr2(SO4)3 + 7 H2O + 4 K2SO4
TiCl3 + Cu = CuTiCl4 + Ti =>
4 TiCl3 + 3 Cu = 3 CuTiCl4 + Ti
SrCO3 + SO2 + O2 = SrSO4 + CO2 =>
2 SrCO3 + 2 SO2 + O2 = 2 SrSO4 + 2 CO2
Fe + HClO3 = Fe(ClO3)3 + H =>
Fe + 3 HClO3 = Fe(ClO3)3 + 3 H
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
LiOH + H(C2H3O2) = LiC2H3O2 + H2O =>
LiOH + H(C2H3O2) = LiC2H3O2 + H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
HgS = SHg =>
HgS = SHg
H4P2O7 + H2O2 = H3PO5 + H3PO4 =>
H4P2O7 + H2O2 = H3PO5 + H3PO4
HCl + MnO2 = Cl + H2O + MnCl2 =>
4 HCl + MnO2 = 2 Cl + 2 H2O + MnCl2
Ge + HNO3 + HF = H2[GeF6] + NO + H2O =>
3 Ge + 4 HNO3 + 18 HF = 3 H2[GeF6] + 4 NO + 8 H2O
Fe3Cl + O2 = Fe2O3 + Cl2 =>
4 Fe3Cl + 9 O2 = 6 Fe2O3 + 2 Cl2
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HCl + Ca = CaCl2 + H2 =>
2 HCl + Ca = CaCl2 + H2
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
KMnO4 + HCl = KCl + Cl + MnO2 + H2O =>
KMnO4 + 4 HCl = KCl + 3 Cl + MnO2 + 2 H2O
Mg(OH)2 + BaCO3 = Ba(OH)2 + MgCO3 =>
Mg(OH)2 + BaCO3 = Ba(OH)2 + MgCO3
Sn + K2CrO7 + H2SO4 = Sn(SO4)2 + K + Cr2(SO4)3 + H2O =>
11 Sn + 4 K2CrO7 + 28 H2SO4 = 11 Sn(SO4)2 + 8 K + 2 Cr2(SO4)3 + 28 H2O
Zn(s) + Pb(NO3)2(aq) = Zn(NO3)2(aq) + Pb(s) =>
Zn(s) + Pb(NO3)2(aq) = Zn(NO3)2(aq) + Pb(s)
SO2 + CaCO3 + H2O = CaSO3*H2O + CO2 =>
SO2 + CaCO3 + H2O = CaSO3*H2O + CO2
C7H7NO2 + O2 = CO2 + H2O + N2 =>
4 C7H7NO2 + 31 O2 = 28 CO2 + 14 H2O + 2 N2
Al + FeOH = Al(OH)3 + Fe =>
Al + 3 FeOH = Al(OH)3 + 3 Fe
CrCl3*6H2O + KOH = K2CrO4 + H2O + KCl + H =>
CrCl3*6H2O + 5 KOH = K2CrO4 + 7 H2O + 3 KCl + 3 H
(Cd) + (OH) = CdO + H2 =>
2(Cd) + 2(OH) = 2 CdO + H2
H2[TiCl6] + H2O + H2O2 = [Ti(O2)(H2O)4]Cl2 + HCl =>
H2[TiCl6] + 4 H2O + H2O2 = [Ti(O2)(H2O)4]Cl2 + 4 HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca2P3 = Ca + P =>
Ca2P3 = 2 Ca + 3 P
CaCo3 = Ca(Co)2 + Co2 =>
2 CaCo3 = 2 Ca(Co)2 + Co2
C3H8 + Cl2 = C3H6 + HCl =>
C3H8 + Cl2 = C3H6 + 2 HCl
CuCl(s) = Cu(s) + CuCl2(s) =>
2 CuCl(s) = Cu(s) + CuCl2(s)
C2H3O2F + O2 = CO2 + H2O + HF =>
2 C2H3O2F + 3 O2 = 4 CO2 + 2 H2O + 2 HF
C6H10 + H3 = C6H14 =>
3 C6H10 + 4 H3 = 3 C6H14
Cr2O7{-2} + H2O = CrO4{-2} + H{+} =>
Cr2O7{-2} + H2O = 2 CrO4{-2} + 2 H{+}
Ca(OH)2(s) + H2SO4(aq) = CaSO4(aq) + H2O(l) =>
Ca(OH)2(s) + H2SO4(aq) = CaSO4(aq) + 2 H2O(l)
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
F2(SO4)3 = F2 + O2 + SO2 =>
F2(SO4)3 = F2 + 3 O2 + 3 SO2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Ca(NO3)2(aq) + KOH(aq) = KNO3(s) + Ca(OH)2(aq) =>
Ca(NO3)2(aq) + 2 KOH(aq) = 2 KNO3(s) + Ca(OH)2(aq)
Sn + KOH + H2O = K3(SnO2)6 + H2 =>
12 Sn + 6 KOH + 18 H2O = 2 K3(SnO2)6 + 21 H2
KBr(aq) + MgSO4(aq) = K2SO4(aq) + Mg(Br)2(s) =>
2 KBr(aq) + MgSO4(aq) = K2SO4(aq) + Mg(Br)2(s)
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