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5. Co-ordination chemistry — Chemistry STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceChemistry5. Co-ordination chemistry1 Mark
MCQ
Consider the following complex : $[Co(CO_3)(NH_3)_5 ]ClO_4$

Mark the correct option

Coordination no. $-$  Oxidation on. $-$  No. of $d-$electrons  $-$ Unpaired $d-$electrons

  • A
    $6\,-\,3\,-\,6\,-\,0$
  • B
    $7\,-\,2\,-\,7\,-\,1$
  • C
    $7\,-\,1\,-\,6\,-\,4$
  • ✓
    $6\,-\,2\,-\,7\,-\,3$
✓

Answer

Correct option: D.
$6\,-\,2\,-\,7\,-\,3$
d
Correct name of $(a)$ $:$ Tris(acetylacetonato) iron $(III)$

Correct name of $(b)$ $:$ Tetraammine dicyanoplatinum $(IV)$ hexachloroplatinate $(IV)$ 

Correct name of $(d)$ $:$ Dichloro (ethylenediamine) platinum $(II)$

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