| Équations équilibrées la veille |
2 CuSO4 + 2 Na2CO3 + 4 CH3COCH2COCH3 = 2 Cu(CH3COCH2COCH3)2 + 2 Na2SO4 + 2 CO2 + O2
BaSO4 + Mg = BaS + MgO =>
BaSO4 + 4 Mg = BaS + 4 MgO
CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(an) =>
2 CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(an)
C3H8 + Cl2 = C + HCl =>
C3H8 + 4 Cl2 = 3 C + 8 HCl
Na2HPO4 + H2O = Na2HPO4H2O =>
Na2HPO4 + H2O = Na2HPO4H2O
Al(OH)3 + KCl = K(OH) + AlCl3 =>
Al(OH)3 + 3 KCl = 3 K(OH) + AlCl3
Cl2 + NaBr = Na + Br2Cl2 =>
Cl2 + 2 NaBr = 2 Na + Br2Cl2
Zn(NO3)2 + BaCl2 = Zn(NO3)2BaCl2 =>
Zn(NO3)2 + BaCl2 = Zn(NO3)2BaCl2
Al2(CO3)3 + CH3COOH = Al(CH3COO)3 + H2O + CO2 =>
Al2(CO3)3 + 6 CH3COOH = 2 Al(CH3COO)3 + 3 H2O + 3 CO2
Na2SO4(aq) + H2O(l) = NaOH(aq) + H2SO4(aq) =>
Na2SO4(aq) + 2 H2O(l) = 2 NaOH(aq) + H2SO4(aq)
CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(an) =>
2 CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(an)
Cl{-} + [Co(H2O)6]{2+} = CoCl4{2-} + H2O =>
4 Cl{-} + [Co(H2O)6]{2+} = CoCl4{2-} + 6 H2O
Mg + BaSO4 = MgSO4 + Ba =>
Mg + BaSO4 = MgSO4 + Ba
SCN{-} + HNO3 + H2O = SO4{2-} + CO2 + NH4{+} + NO =>
3 SCN{-} + 8 HNO3 + 2 H2O = 3 SO4{2-} + 3 CO2 + 3 NH4{+} + 8 NO
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
H2O + SbO3{3-} + ClO2 = ClO2{-} + Sb(OH)6{-} =>
3 H2O + SbO3{3-} + 2 ClO2 = 2 ClO2{-} + Sb(OH)6{-}
CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(an) =>
2 CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(an)
Pb(NO3)2 + Cr2(SO4)3 = Cr(NO3)3 + PbSO4 =>
3 Pb(NO3)2 + Cr2(SO4)3 = 2 Cr(NO3)3 + 3 PbSO4
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Mg(ClO3)2 = MgCl2 + O2 =>
Mg(ClO3)2 = MgCl2 + 3 O2
BaSO4 + Mg = MgO + BaO + SO2 =>
BaSO4 + Mg = MgO + BaO + SO2
ZnSO4 + SrCl2 = ZnCl2 + SrSO4 =>
ZnSO4 + SrCl2 = ZnCl2 + SrSO4
HI(aq) + NH3(aq) = NH4I =>
HI(aq) + NH3(aq) = NH4I
NH3 + OCl = N2H4 + Cl + H2O =>
2 NH3 + OCl = N2H4 + Cl + H2O
C4H9COOH + Ca = (C4H9COOH)2Ca =>
2 C4H9COOH + Ca = (C4H9COOH)2Ca
H2WF6 + NaOH = NaF + Na2WO3 + H2O =>
H2WF6 + 8 NaOH = 6 NaF + Na2WO3 + 5 H2O
Al2O3 + H2PO4 = Al2(PO4)3 + H2O =>
Al2O3 + 3 H2PO4 = Al2(PO4)3 + 3 H2O
S + OH{-} = SO3{2-} + S{2-} + H2O =>
3 S + 6 OH{-} = SO3{2-} + 2 S{2-} + 3 H2O
Pb(ClO4)2 + Ag2SO4 = PbSO4 + AgClO4 =>
Pb(ClO4)2 + Ag2SO4 = PbSO4 + 2 AgClO4
Ni3PO4 + NaBr = Na3PO4 + NiBr =>
Ni3PO4 + 3 NaBr = Na3PO4 + 3 NiBr
Se + OH = SeOH =>
Se + OH = SeOH
P2O5 + C = P + CO2 =>
2 P2O5 + 5 C = 4 P + 5 CO2
Cu3Zn2 + HNO3 = NO2 + Cu(NO3)2 + Zn(NO3)2 + H2O =>
Cu3Zn2 + 20 HNO3 = 10 NO2 + 3 Cu(NO3)2 + 2 Zn(NO3)2 + 10 H2O
H2SO4 + K3[Fe(CN)6] = HCN + K2SO4 + Fe2(SO4)3 =>
6 H2SO4 + 2 K3[Fe(CN)6] = 12 HCN + 3 K2SO4 + Fe2(SO4)3
H2O + CaSO4 = Ca(OH)2 + H2SO4 =>
2 H2O + CaSO4 = Ca(OH)2 + H2SO4
LiNo3 + HCl = LiCl + HNo3 =>
LiNo3 + HCl = LiCl + HNo3
Ag(s) + HCl(aq) = AgCl(s) + H2(l) =>
2 Ag(s) + 2 HCl(aq) = 2 AgCl(s) + H2(l)
FeCl3*6H2O + NH4SCN = Fe(SCN)3 + NH4Cl + H2O =>
FeCl3*6H2O + 3 NH4SCN = Fe(SCN)3 + 3 NH4Cl + 6 H2O
Sr(OH)2 + S = SrS + Sr(SO3) + H2O =>
3 Sr(OH)2 + 3 S = 2 SrS + Sr(SO3) + 3 H2O
Ag2S + HCl = AgCl + S + H2 =>
Ag2S + 2 HCl = 2 AgCl + S + H2
S{2-} + O2{2-} + H3O{+} = SO4{2-} + H2O =>
S{2-} + 4 O2{2-} + 8 H3O{+} = SO4{2-} + 12 H2O
KJ + Br2 = KBr + J2 =>
2 KJ + Br2 = 2 KBr + J2
Cl2 + Na2CO3 + H2O = NaHCO3 + NaCl + Cl2O =>
2 Cl2 + 2 Na2CO3 + H2O = 2 NaHCO3 + 2 NaCl + Cl2O
Ag(l) + O2 = Ag2O =>
4 Ag(l) + O2 = 2 Ag2O
Na2SO4(aq) + Ba(OH)2(aq) = Ba2(SO4)2(s) + NaOH(aq) =>
2 Na2SO4(aq) + 2 Ba(OH)2(aq) = Ba2(SO4)2(s) + 4 NaOH(aq)
N2H4 + BrO2 = NO2 + H2Br =>
N2H4 + 2 BrO2 = 2 NO2 + 2 H2Br
Ag{+2} + Mn{+2}{+} = Ag{+} + Mn{+3} =>
Ag{+2} + Mn{+2}{+} = Ag{+} + Mn{+3}
Mg + HCl3 = H2 + MgCl2 =>
3 Mg + 2 HCl3 = H2 + 3 MgCl2
NO = N2(O2) =>
2 NO = N2(O2)
CaCl2 + C6H8O7 = Ca3(C6H5O7)2 + HCl =>
3 CaCl2 + 2 C6H8O7 = Ca3(C6H5O7)2 + 6 HCl
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