| Équations équilibrées la veille |
KLO4 + 7 KL + 8 HCl = 8 KCl + 4 L2 + 4 H2O
S + HNO3 = SO2 + NO + H2 =>
2 S + 2 HNO3 = 2 SO2 + 2 NO + H2
AlBr3 + CoCl2 = AlCl3 + CoBr2 =>
2 AlBr3 + 3 CoCl2 = 2 AlCl3 + 3 CoBr2
Al(s) + H2SO4(ag) = Al2(SO4)3(ag) + H2(g) =>
2 Al(s) + 3 H2SO4(ag) = Al2(SO4)3(ag) + 3 H2(g)
As2O3 + Sn{+2} + H30{+} + Cl{-} = As + SnCl6{2-} + H2O =>
10 As2O3 + Sn{+2} + 2 H30{+} + 6 Cl{-} = 20 As + SnCl6{2-} + 30 H2O
Mg + H2NO3 = Mg(NO3)2 + N2O + H2O =>
3 Mg + 10 H2NO3 = 3 Mg(NO3)2 + 2 N2O + 10 H2O
S2O3{-2} + H{+} = S + H2SO3 =>
S2O3{-2} + 2 H{+} = S + H2SO3
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
BaOHNO3 + KHSO4 = KNO3 + H2O + BaSO4 =>
BaOHNO3 + KHSO4 = KNO3 + H2O + BaSO4
Pb(NO3)2(aq) + FeBr2(aq) = PbBr2(s) + Fe(NO3)2(aq) =>
Pb(NO3)2(aq) + FeBr2(aq) = PbBr2(s) + Fe(NO3)2(aq)
(CuSO4)(H2O)5 + NH4OH = Cu(OH)2 + (NH4)2SO4 + H2O =>
(CuSO4)(H2O)5 + 2 NH4OH = Cu(OH)2 + (NH4)2SO4 + 5 H2O
Na2O2 + H2O = NaOH + O(s) =>
Na2O2 + H2O = 2 NaOH + O(s)
Li + CaF2 = CaLi + F2 =>
Li + CaF2 = CaLi + F2
C7H7NO + NaOH = C7H6O2 + H2 + N + Na =>
C7H7NO + NaOH = C7H6O2 + H2 + N + Na
KCl(s) + AgNO3(s) = AgCl + KNO3 =>
KCl(s) + AgNO3(s) = AgCl + KNO3
S + H2O = SO3{2-} + S{2-} + H3O{+} =>
3 S + 9 H2O = SO3{2-} + 2 S{2-} + 6 H3O{+}
Cu3SbS3 + HNO3 = Cu(NO3)2 + N[Sb(OH)6] + H2SO4 + NO + H2O =>
3 Cu3SbS3 + 46 HNO3 = 9 Cu(NO3)2 + 3 N[Sb(OH)6] + 9 H2SO4 + 25 NO + 5 H2O
Br2 + NaJ = NaBr + J =>
Br2 + 2 NaJ = 2 NaBr + 2 J
Zn + O{+2} = ZnO{+2} =>
Zn + O{+2} = ZnO{+2}
C4H6O6(aq) + NaHCO3 = NaC4H6O6 + CO2 + H2O =>
11 C4H6O6(aq) + 10 NaHCO3 = 10 NaC4H6O6 + 14 CO2 + 8 H2O
NH4OH + CuCl = CuOH + NH4Cl =>
NH4OH + CuCl = CuOH + NH4Cl
NaOH + H2(SO)4 = Na2(SO)4 + H2O =>
2 NaOH + H2(SO)4 = Na2(SO)4 + 2 H2O
Ni{2+} + Ca(OH)2 = Ca{2+} + Ni(OH)2 =>
Ni{2+} + Ca(OH)2 = Ca{2+} + Ni(OH)2
NaOH + H2O = H2 + NaO2 =>
2 NaOH + 2 H2O = 3 H2 + 2 NaO2
Mg3N2 + H2O = Mg(HO)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(HO)2 + 2 NH3
NaOH + H2(SO)4 = Na2(SO)4 + H2O =>
2 NaOH + H2(SO)4 = Na2(SO)4 + 2 H2O
Al + Cu(NO3)2 = Al(NO3)3 + Cu =>
2 Al + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu
CH3COOH + K2CO3 = CH3COOK + CO2 + H2O =>
2 CH3COOH + K2CO3 = 2 CH3COOK + CO2 + H2O
FeO + Na2Cr2O7 = FeCr2O7 + Na2O =>
FeO + Na2Cr2O7 = FeCr2O7 + Na2O
NH4Cl + ZnO = (NH4)2O + ZnCl2 =>
2 NH4Cl + ZnO = (NH4)2O + ZnCl2
CuCl2 + NH4OH = [Cu(NH3)4]Cl2 + H2O =>
CuCl2 + 4 NH4OH = [Cu(NH3)4]Cl2 + 4 H2O
CH3CHC(CH3)CH3 + KMnO4 + H2SO4 = CH3COCH3 + K2SO4 + MnSO4 + H2O =>
3 CH3CHC(CH3)CH3 + 2 KMnO4 + 3 H2SO4 = 5 CH3COCH3 + K2SO4 + 2 MnSO4 + 3 H2O
Sr + Cl2 + O2 = Sr(ClO3)2 =>
Sr + Cl2 + 3 O2 = Sr(ClO3)2
H2O2 + NaClO = NaClO3 + H2O =>
2 H2O2 + NaClO = NaClO3 + 2 H2O
Si + Na = NaSi =>
Si + Na = NaSi
Ca3[PO4]2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3[PO4]2 + 6 SiO2 = P4O10 + 6 CaSiO3
Cs2O + P2O5 = CsP2O5 + CsO =>
Cs2O + P2O5 = CsP2O5 + CsO
Na + H2O = NaOH(aq) + H(g) =>
Na + H2O = NaOH(aq) + H(g)
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
C2H2OH + O2 = CO2(g) + H2O(g) =>
4 C2H2OH + 9 O2 = 8 CO2(g) + 6 H2O(g)
C48H18 + O3 = CO2 + H2O =>
C48H18 + 35 O3 = 48 CO2 + 9 H2O
NaO + C = Na + CO2 =>
2 NaO + C = 2 Na + CO2
NH4CI + KOH = NH4OH + KCI =>
NH4CI + KOH = NH4OH + KCI
CaBr2 + CdS = CaS + CdBr2 =>
CaBr2 + CdS = CaS + CdBr2
H2SO4 + MgCe2 = MgSO4 + HCe =>
H2SO4 + MgCe2 = MgSO4 + 2 HCe
Cu2SeO3 = Cu2Se + O2 =>
2 Cu2SeO3 = 2 Cu2Se + 3 O2
Pd + Ni = PdNi =>
Pd + Ni = PdNi
RbClO2 = RbClO + O2 =>
2 RbClO2 = 2 RbClO + O2
CO + P4O10 = C3(PO4)2 =>
6 CO + P4O10 = 2 C3(PO4)2
V10O28 + H2SO3 = VO + H2SO4 =>
V10O28 + 18 H2SO3 = 10 VO + 18 H2SO4
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