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NTA Abhyas NEET2020Chemistryp Block Elements (Group 13 & 14)Practice

Which of the following is the most basic oxide ?

Options

  1. ASeO 2
  2. BAl 2 O 3
  3. CSb 2 O 3
  4. DBi 2 O 3

Correct answer

D. Bi 2 O 3

Step-by-step solution

SeO 2 → acidic oxide Al 2 O 3 → amphoteric Sb 2 O 3 → amphoteric Bi 2 O 3 → basic oxide

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