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

CBSE BoardEnglish MediumSTD 12 ScienceChemistry5. Co-ordination chemistry1 Mark
MCQ
The cation that does not form an amine complex with excess of ammonia is
  • A
    $C{d^{2 + }}$
  • ✓
    $A{l^{3 + }}$
  • C
    $C{u^{2 + }}$
  • D
    $A{g^ + }$
✓

Answer

Correct option: B.
$A{l^{3 + }}$
b
(b) Aluminum is a $p-$ block element and does not form complex compounds.

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