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JEE Main202120 Jul 2021Morning ShiftChemistryClassification of Elements and Periodicity in PropertiesActual

The set in which compounds have different nature is:

Options

  1. AB ( OH ) 3 and H 3 PO 3
  2. BB ( OH ) 3 and Al ( OH ) 3
  3. CNaOH and Ca ( OH ) 2
  4. DBe ( OH ) 2 and Al ( OH ) 3

Correct answer

B. B ( OH ) 3 and Al ( OH ) 3

Step-by-step solution

1) B ( OH ) 3 acidic and H 3 PO 3 acidic 2) B ( OH ) 3 acidic and Al ( OH ) 3 amphoteric 3) NaOH basic and Ca ( OH ) 2 basic 4) Be ( OH ) 2 amphoteric and Al ( OH ) 3 amphoteric

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