The d-And-f-Block Elements

The d-And-f-Block Elements

Question

The equation which is balanced and represents the correct product(s) is

  • Li2O + 2KCl → 2LiCl + K2O

  • [COCl(NH3)5]+ + 5H+ → Co2+

  • [Mg(H2O)6]2+ + (EDTA)4- rightwards arrow with Excess space NaOH space space on top [Mg(EDTA)]2+ + 6H2O

  • CuSO4 + 4KCN → K2[Cu(CN)4 + K2SO4

Answer

B.

[COCl(NH3)5]+ + 5H+ → Co2+

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