Which one of the following is the correct statement?

  • A
    The hydroxide of aluminium is more acidic than that of boron.
  • B
    The hydroxide of boron is basic,while that of aluminium is amphoteric.
  • C
    The hydroxide of boron is acidic,while that of aluminium is amphoteric.
  • D
    The hydroxides of boron and aluminium are amphoteric.

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Statement $I$: Boron does not exhibit allotropy.
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