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STD 12 - 5. Co-ordination chemistry — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 12 - 5. Co-ordination chemistry4 Marks
MCQ
Consider the following complex : $[Co(NH_3)_5CO_3]ClO_4$ The coordination  number, oxidation number, no. of $d-$ electrons and number of unpaired $d-$ electrons  on the metal are respectively
  • ✓
    $6, 2, 7, 3$
  • B
    $7, 2, 7, 1$
  • C
    $5, 3, 6, 4$
  • D
    $6,3, 6, 0$
✓

Answer

Correct option: A.
$6, 2, 7, 3$
a

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