| Équations équilibrées la veille |
CF2Cl2 + 2 Na2C2O4 = 2 NaCl + 2 NaF + C + 4 CO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
K3(PO4)Al2(SO4)3 = Al2(PO4)K3(SO4)3 =>
K3(PO4)Al2(SO4)3 = Al2(PO4)K3(SO4)3
Cr(NO3)2 + H2O2 + KOH = K2CrO4 + KNO3 + H2O =>
Cr(NO3)2 + 2 H2O2 + 4 KOH = K2CrO4 + 2 KNO3 + 4 H2O
AlBr3 + H2CO3 = AlCO3 + Br3H2 =>
AlBr3 + H2CO3 = AlCO3 + Br3H2
Na + OCl2 = NaCl + O2 =>
4 Na + 2 OCl2 = 4 NaCl + O2
KClO4 + H2SO4 = K2SO4 + O2 + ClO2 + H2O =>
4 KClO4 + 2 H2SO4 = 2 K2SO4 + 3 O2 + 4 ClO2 + 2 H2O
SnO2 + KOH = K2SnO3 + H2O =>
SnO2 + 2 KOH = K2SnO3 + H2O
C6H6O + K2Cr2O7 + H2SO4 = C6H5O + Cr2(SO4)3 + K2SO4 + H2O =>
6 C6H6O + K2Cr2O7 + 4 H2SO4 = 6 C6H5O + Cr2(SO4)3 + K2SO4 + 7 H2O
KCrO2 + CaOCl2 + KOH = K2CrO4 + CaCl2 + H2O =>
2 KCrO2 + 3 CaOCl2 + 2 KOH = 2 K2CrO4 + 3 CaCl2 + H2O
SrCO3 + Na3AsO4 = Sr3(AsO4)2 + Na2CO3 =>
3 SrCO3 + 2 Na3AsO4 = Sr3(AsO4)2 + 3 Na2CO3
FrIO3 + SbCl3 + HCl = SbCl5 + FrI + H2O =>
FrIO3 + 3 SbCl3 + 6 HCl = 3 SbCl5 + FrI + 3 H2O
Al + Hg2{+} = Al3{+} + Hg =>
3 Al + Hg2{+} = Al3{+} + 2 Hg
CaC2 + KNO3 = K2O + CaO + N2 + CO =>
5 CaC2 + 6 KNO3 = 3 K2O + 5 CaO + 3 N2 + 10 CO
Zn(s) + Fe(NO3)3(aq) = Zn(NO3)2(aq) + Fe(s) =>
3 Zn(s) + 2 Fe(NO3)3(aq) = 3 Zn(NO3)2(aq) + 2 Fe(s)
CuCl2 + NaNO3 = Cu(NO3) + NaCl2 =>
CuCl2 + NaNO3 = Cu(NO3) + NaCl2
AgN3 = N2 + Ag =>
2 AgN3 = 3 N2 + 2 Ag
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
H2SO4 + CaO = CaSO4 + H2O =>
H2SO4 + CaO = CaSO4 + H2O
NaOH + C8H10O3S = C7H7O3SNa + CH3OH =>
NaOH + C8H10O3S = C7H7O3SNa + CH3OH
H3AsO4 + (NH4)2MoO4 = (NH4)3AsO4 + MoO3 + H2O =>
2 H3AsO4 + 3(NH4)2MoO4 = 2(NH4)3AsO4 + 3 MoO3 + 3 H2O
Na(ClO) = NaCl + O =>
Na(ClO) = NaCl + O
FeCl2(aq) + NH3(aq) + H2O = Fe(OH)2(s) + NH4Cl(aq) =>
FeCl2(aq) + 2 NH3(aq) + 2 H2O = Fe(OH)2(s) + 2 NH4Cl(aq)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Cl2(g) + KBr2(aq) = Br2(l) + KCl(aq) =>
Cl2(g) + 2 KBr2(aq) = 2 Br2(l) + 2 KCl(aq)
CaSiO3 + CO2(g) + H2O = *5CaO*6SiO2*5*5H2O + CaCO3 =>
6 CaSiO3 + CO2(g) + 5 H2O = *5CaO*6SiO2*5*5H2O + CaCO3
C21H23NO5 + O2 = CO2 + H2O + N2 =>
4 C21H23NO5 + 97 O2 = 84 CO2 + 46 H2O + 2 N2
Co2(SO4)3 + Na2(CO3) = Co2(CO3)3 + Na2SO4 =>
Co2(SO4)3 + 3 Na2(CO3) = Co2(CO3)3 + 3 Na2SO4
NaBr + Cl{2} = NaCl + Br{2} =>
NaBr + Cl{2} = NaCl + Br{2}
Na(HO) + HCl = NaCl + H2O =>
Na(HO) + HCl = NaCl + H2O
KCl(aq) + CaS(aq) = KS + CaCl =>
KCl(aq) + CaS(aq) = KS + CaCl
Mg3N2(s) + H2O(l) = Mg(OH)2(s) + NH3(g) =>
Mg3N2(s) + 6 H2O(l) = 3 Mg(OH)2(s) + 2 NH3(g)
PbO(s)C(s) = Pb(s)CO(g) =>
PbO(s)C(s) = Pb(s)CO(g)
CuBr2 + NH4 = Cu(NH4) + Br2 =>
CuBr2 + NH4 = Cu(NH4) + Br2
Be + Na3(PO3) = Na + Be3(PO3)2 =>
3 Be + 2 Na3(PO3) = 6 Na + Be3(PO3)2
C240H90O4NS2 + O2 = CO2 + H2O + N2 + SO2 =>
2 C240H90O4NS2 + 525 O2 = 480 CO2 + 90 H2O + N2 + 4 SO2
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Li(s) + Fe(NO3)2(aq) = Fe(s) + LiNO3(aq) =>
2 Li(s) + Fe(NO3)2(aq) = Fe(s) + 2 LiNO3(aq)
HBr + Cu = H(CuBr2) + H2 =>
4 HBr + 2 Cu = 2 H(CuBr2) + H2
Ca(OH)2 + Mg = Mg(OH)2 + Ca =>
Ca(OH)2 + Mg = Mg(OH)2 + Ca
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Li(s) + Fe(NO3)2(aq) = Fe(s) + LiNO3(aq) =>
2 Li(s) + Fe(NO3)2(aq) = Fe(s) + 2 LiNO3(aq)
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Fe(OH)2 + Fe(OH)3 = H2O + Fe3O4 =>
Fe(OH)2 + 2 Fe(OH)3 = 4 H2O + Fe3O4
RbI3 + Cl2 = RbCl3 + I2 =>
2 RbI3 + 3 Cl2 = 2 RbCl3 + 3 I2
C6H12O6 + H2SO4 = H2S + H2O + CO2 =>
C6H12O6 + 3 H2SO4 = 3 H2S + 6 H2O + 6 CO2
Na2B4O7*10H2O(borax) + H2SO4 = Na2SO4 + H3BO3 + H2O =>
Na2B4O7*10H2O(borax) + H2SO4 = Na2SO4 + 4 H3BO3 + 5 H2O
NH3 + Cu(NO3)2 = [Cu(NH3)2](NO3)2 =>
2 NH3 + Cu(NO3)2 = [Cu(NH3)2](NO3)2
KCl + Li = LiCl + K =>
KCl + Li = LiCl + K
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