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KCET2008Chemistryd and f Block Elements

Which metal has a greater tendency to form metal oxide?

Options

  1. ACr
  2. BFe
  3. CAl
  4. DCa

Correct answer

D. Ca

Step-by-step solution

Greater the stability of oxide, greater is the ease of its formation. Generally ionic oxides are more stable than covalent oxides and among the given metals only Ca form ionic oxide. Hence, Ca has greater tendency to form oxide.

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