| Équations équilibrées la veille |
Na + Zn(NO3)2 = 2 NO3 + ZnNa
CuCl2 + AgNO3 = Cu(NO3)2 + AgCl =>
CuCl2 + 2 AgNO3 = Cu(NO3)2 + 2 AgCl
HPO3 + C = P + CO + H2 =>
2 HPO3 + 6 C = 2 P + 6 CO + H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Fe + Mg2{+} = (Fe2Mg)2{+} =>
4 Fe + Mg2{+} = (Fe2Mg)2{+}
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
C12H24O2 + C2H6O = C14H28O2 + HO2 =>
23 C12H24O2 + 2 C2H6O = 20 C14H28O2 + 4 HO2
MgO + O2 + NO2 = MgNO4 =>
2 MgO + O2 + 2 NO2 = 2 MgNO4
Ca(NO3)2(ac) + Na2CO3(ac) = CaCO3(s) + NaNO3 =>
Ca(NO3)2(ac) + Na2CO3(ac) = CaCO3(s) + 2 NaNO3
H2SO4 + CH3COO{-} = HSO4{-} + CH3COOH =>
H2SO4 + CH3COO{-} = HSO4{-} + CH3COOH
Fe(SO4) + K2Cr2O7 + H2(SO4) = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 Fe(SO4) + K2Cr2O7 + 7 H2(SO4) = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
Ca(l) + ZnO(s) = Ca(ZnO) =>
Ca(l) + ZnO(s) = Ca(ZnO)
ClF3 = F2 + Cl =>
2 ClF3 = 3 F2 + 2 Cl
NaI(aq) + Cl(aq) = NaCl(s) + I(aq) =>
NaI(aq) + Cl(aq) = NaCl(s) + I(aq)
Pb4 + H2O = H2PbO =>
Pb4 + 4 H2O = 4 H2PbO
KCl + Al(No3)3 = K(No3)3 + AlCl =>
KCl + Al(No3)3 = K(No3)3 + AlCl
KBr(aq) + H2SO4(aq) = HBr(aq) + K2SO4(aq) =>
2 KBr(aq) + H2SO4(aq) = 2 HBr(aq) + K2SO4(aq)
HOOH = HOH + OO =>
2 HOOH = 2 HOH + OO
AgNO3 + K3PO4 = Ag3PO4 + KNO3 =>
3 AgNO3 + K3PO4 = Ag3PO4 + 3 KNO3
ZnSO4 + NH3 + H2O = [Zn(NH3)4](OH)2 + (NH4)2SO4 =>
ZnSO4 + 6 NH3 + 2 H2O = [Zn(NH3)4](OH)2 + (NH4)2SO4
Fe3Cl + Co(NO3)2 = Fe3NO3 + CoCl2 =>
2 Fe3Cl + Co(NO3)2 = 2 Fe3NO3 + CoCl2
K1ClO3 = KCl + O2 =>
2 K1ClO3 = 2 KCl + 3 O2
AgNO3(l) + NaCl(s) = AgCl + NaNO3 =>
AgNO3(l) + NaCl(s) = AgCl + NaNO3
HC2H3O2 + Mg = Mg(C2H3O2)3 + H2 =>
6 HC2H3O2 + 2 Mg = 2 Mg(C2H3O2)3 + 3 H2
Pb(NO3)4 = O2 + N2 + PbO2 =>
Pb(NO3)4 = 5 O2 + 2 N2 + PbO2
HCl + CsHO = H2O + CsCl =>
HCl + CsHO = H2O + CsCl
NiCl2 + NaOH + H2O2 = NaCl + Ni(OH)3 =>
2 NiCl2 + 4 NaOH + H2O2 = 4 NaCl + 2 Ni(OH)3
Na{+} + (OH){-} = Na1(OH)1 =>
Na{+} + (OH){-} = Na1(OH)1
TiOSO4 + Zn + HCl = ZnSO4 + TiCl3 + H2O + H2 =>
2 TiOSO4 + 2 Zn + 6 HCl = 2 ZnSO4 + 2 TiCl3 + 2 H2O + H2
Al + AgClO3 = Ag + Al(ClO3)3 =>
Al + 3 AgClO3 = 3 Ag + Al(ClO3)3
FeSO4 + NaOH + H2O2 + HCl = Fe(OH)3 + NaCl + H2SO4 =>
2 FeSO4 + 4 NaOH + H2O2 + 4 HCl = 2 Fe(OH)3 + 4 NaCl + 2 H2SO4
O2 + Sb2S = Sb2O4 + SO2 =>
3 O2 + Sb2S = Sb2O4 + SO2
Ag2S(s) + H2(g) = Ag(s) + H2S(g) =>
Ag2S(s) + H2(g) = 2 Ag(s) + H2S(g)
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
C2H5CHO + K2Cr2O7 + H2SO4 = C2H5COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5CHO + K2Cr2O7 + 4 H2SO4 = 3 C2H5COOH + Cr2(SO4)3 + K2SO4 + 4 H2O
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
NaCl + Hg(NO3)2 = Na2(NO3)2 + HgCl2 =>
2 NaCl + Hg(NO3)2 = Na2(NO3)2 + HgCl2
NH3NH4HCO3 = (NH4)2CO3 =>
NH3NH4HCO3 = (NH4)2CO3
HC2H3CO2 + NaHCO3 = NaCH3CO2 + H2O + CO2 =>
2 HC2H3CO2 + 3 NaHCO3 = 3 NaCH3CO2 + H2O + 3 CO2
C2H5OH = H + C + O =>
C2H5OH = 6 H + 2 C + O
CU(OH)2(S) = CUO(S) + H2O(l) =>
CU(OH)2(S) = CUO(S) + H2O(l)
Fe(CN)2 + NaBr = FeBr2 + Na(CN) =>
Fe(CN)2 + 2 NaBr = FeBr2 + 2 Na(CN)
MnBr2 + Na2CO3 = MnCO3 + Br2Na2 =>
MnBr2 + Na2CO3 = MnCO3 + Br2Na2
Al(ClO3)3 + MgSO4 = Al2(SO4)3 + Mg(ClO3)2 =>
2 Al(ClO3)3 + 3 MgSO4 = Al2(SO4)3 + 3 Mg(ClO3)2
Zn + MgCrO4 = ZnCrO4 + Mg =>
Zn + MgCrO4 = ZnCrO4 + Mg
FeS*2 + O*2 = Fe*2O*3 + SO*2 =>
FeS*2 + 3 O*2 = Fe*2O*3 + SO*2
Au2(MnO4)3 + H2S = Au2S3 + MnO4H2 =>
Au2(MnO4)3 + 3 H2S = Au2S3 + 3 MnO4H2
HCH3COO + Ca(HSO4)2 = H2SO4 + Ca(CH3COO)2 =>
2 HCH3COO + Ca(HSO4)2 = 2 H2SO4 + Ca(CH3COO)2
K2Cr2O7 + KHSO3 + H2SO4 = KHSO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 3 KHSO3 + 5 H2SO4 = 5 KHSO4 + Cr2(SO4)3 + 4 H2O
Mg2 + Cu2(SO4) = Mg(SO4) + Cu =>
Mg2 + 2 Cu2(SO4) = 2 Mg(SO4) + 4 Cu
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