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NTA Abhyas NEET2020Chemistryp Block Elements (Group 15, 16, 17 & 18)Practice

Which element among the following cannot form an amphoteric oxide?

Options

  1. AAl
  2. BSn
  3. CSb
  4. DP

Correct answer

D. P

Step-by-step solution

Phosphorus being a non-metal always forms acidic oxides like P 4 O 6 , P 4 O 10 , etc. whereas Al , Sn and Sb are amphoteric elements. A l 2 O 3 , S n O and S b 2 O 3 are amphoteric oxides i.e., they can react with both acids as well as bases.

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