| Équations équilibrées la veille |
Na2S2O4 + 3 NaOCl + 2 NaOH = 2 Na2SO4 + 3 NaCl + H2O
CrNaOH + H2O = NaCrO3 + H2 =>
2 CrNaOH + 4 H2O = 2 NaCrO3 + 5 H2
Ca + Pb(OH) = Ca(OH) + Pb =>
Ca + Pb(OH) = Ca(OH) + Pb
ZnOH + H2SO4 = ZnSO4 + H2OH =>
ZnOH + H2SO4 = ZnSO4 + H2OH
CuSO{4} + AlBr{3} = CuBr + Al(SO{4}){3} =>
CuSO{4} + AlBr{3} = CuBr + Al(SO{4}){3}
Hg(Ac)2 + Na2SO4 = HgSO4 + NaAc =>
Hg(Ac)2 + Na2SO4 = HgSO4 + 2 NaAc
KOH + H2CO3 = H2O + K2CO3 =>
2 KOH + H2CO3 = 2 H2O + K2CO3
HCl + Cr(OH)6 = H(OH)6 + CrCl =>
HCl + Cr(OH)6 = H(OH)6 + CrCl
VOSO4 + KMnO4 + H2O = HVO3 + MnSO4 + K2SO4 + H2SO4 =>
10 VOSO4 + 2 KMnO4 + 12 H2O = 10 HVO3 + 2 MnSO4 + K2SO4 + 7 H2SO4
C6H5CH3 + CH4 = C6H5CH2CH3 =>
11 C6H5CH3 + 3 CH4 = 10 C6H5CH2CH3
HCl + MnO2 + H3PO4 = Mn3(PO4)2 + Cl2 + H2O =>
6 HCl + 3 MnO2 + 2 H3PO4 = Mn3(PO4)2 + 3 Cl2 + 6 H2O
Pb(NO3)2 + NH3 = Pb3N2 + NO3H =>
3 Pb(NO3)2 + 2 NH3 = Pb3N2 + 6 NO3H
NaHCO3 + H3PO4 = Na2HPO4 + H2O + CO2 =>
2 NaHCO3 + H3PO4 = Na2HPO4 + 2 H2O + 2 CO2
KOH + Au(OH)3 = K3(Au(OH)6) =>
3 KOH + Au(OH)3 = K3(Au(OH)6)
CrS + H2SO4 = CrSO4 + SH2 =>
CrS + H2SO4 = CrSO4 + SH2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
C7H7O2 + O2 = CO + H2O =>
4 C7H7O2 + 17 O2 = 28 CO + 14 H2O
HOOCCH2COOH(aq) + NaOH(aq) = NaOOCCH2COONa(aq) + H2O(l) =>
HOOCCH2COOH(aq) + 2 NaOH(aq) = NaOOCCH2COONa(aq) + 2 H2O(l)
NaI + NH3 + H2O = NH4I + NaOH =>
NaI + NH3 + H2O = NH4I + NaOH
FeBr3 = Fe(s) + Br =>
FeBr3 = Fe(s) + 3 Br
Ag + CuO + FeCl3 = Fe2O3 + Cu + AgCl =>
6 Ag + 3 CuO + 2 FeCl3 = Fe2O3 + 3 Cu + 6 AgCl
Al + HNO3 = Al2O3 + NO2 + H2O =>
2 Al + 6 HNO3 = Al2O3 + 6 NO2 + 3 H2O
ZnOH + H2SO4 = ZnSO4 + H2OH =>
ZnOH + H2SO4 = ZnSO4 + H2OH
SnCl4 + Li3PO4 = Sn3(PO4)4 + LiCl =>
3 SnCl4 + 4 Li3PO4 = Sn3(PO4)4 + 12 LiCl
Ag2S + FeCl3 = AgCl + FeCl2 + S =>
Ag2S + 2 FeCl3 = 2 AgCl + 2 FeCl2 + S
C2H6 + Cl = C2H6Cl =>
C2H6 + Cl = C2H6Cl
MnS + O3 = MnO4 + SO2 =>
MnS + 2 O3 = MnO4 + SO2
Rb2CrO4 + FeCl3 = Fe2(CrO4)3 + RbCl =>
3 Rb2CrO4 + 2 FeCl3 = Fe2(CrO4)3 + 6 RbCl
Ag2SO4 + AsH3 + H2O = Ag + As2O3 + H2SO4 =>
6 Ag2SO4 + 2 AsH3 + 3 H2O = 12 Ag + As2O3 + 6 H2SO4
K2CO3 + Co(OH)3 = KOH + Co2(CO3)3 =>
3 K2CO3 + 2 Co(OH)3 = 6 KOH + Co2(CO3)3
Al(OH)3 = Al2O3 + H2O = Al2O3 + C = Al + CO{+} =>
2 Al(OH)3 = Al2O3 + 3 H2O
Mn + Cu3AsO4 = Cu + Mn3(AsO4)2 =>
3 Mn + 2 Cu3AsO4 = 6 Cu + Mn3(AsO4)2
C(s) + CaCO3(s) = CaC2(aq) + CO2(g) =>
5 C(s) + 2 CaCO3(s) = 2 CaC2(aq) + 3 CO2(g)
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Ca(OH)2 + H2CrO4 = Ca(HCrO4)2 + H2O =>
Ca(OH)2 + 2 H2CrO4 = Ca(HCrO4)2 + 2 H2O
Ag2S + FeCl3 = AgCl + FeCl2 + S =>
Ag2S + 2 FeCl3 = 2 AgCl + 2 FeCl2 + S
C6H10O + NaBH4 + H2O = C6H12O + NaBO =>
3 C6H10O + NaBH4 + H2O = 3 C6H12O + NaBO
CUSO4 + Mg = Mg2SO4 + CU(s) =>
CUSO4 + 2 Mg = Mg2SO4 + CU(s)
Al + HCl(aq) = AlCl3(g) + H2 =>
2 Al + 6 HCl(aq) = 2 AlCl3(g) + 3 H2
Pb + Sn = PbSn2 =>
Pb + 2 Sn = PbSn2
Al + AgNO3 = Al(NO3)3 + Ag =>
Al + 3 AgNO3 = Al(NO3)3 + 3 Ag
Ca + O = CaO =>
Ca + O = CaO
Cu + AgCl = Ag + CuCl2 =>
Cu + 2 AgCl = 2 Ag + CuCl2
K2SO4 + CaCl2 + H2O = KCl + H2SO4 + CaO =>
K2SO4 + CaCl2 + H2O = 2 KCl + H2SO4 + CaO
Mg + AgNO2 = Mg(NO2)3 + Ag =>
Mg + 3 AgNO2 = Mg(NO2)3 + 3 Ag
Mg3N2 + H2O = Mg(OH)2 + (NH3) =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2(NH3)
HNO3 + MoS2 = MoO4 + NO2 + SO2 + H2O =>
16 HNO3 + MoS2 = MoO4 + 16 NO2 + 2 SO2 + 8 H2O
Cr2O7 + Mn = MnO7 + Cr =>
Cr2O7 + Mn = MnO7 + 2 Cr
Hg2(NO3)2 + HCl = HgCl + H(NO3) =>
Hg2(NO3)2 + 2 HCl = 2 HgCl + 2 H(NO3)
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