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AIIMS2013Chemistryd and f Block Elements

Which of the following is most basic?

Options

  1. AAl ( OH )₃
  2. BCr ( OH )₃
  3. CLa ( OH )₃
  4. DFe ( OH )₃

Correct answer

C. La ( OH )₃

Step-by-step solution

La ( OH )₃ is the most basic as it has the largest atomic size. Al ( OH )₃ is amphoteric in nature.

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