question_answer

Which of the following statement is true?     AIEEE  Solved  Paper-2006

A) \[{{H}_{2}}P{{O}_{3}}\]is a stronger acid than\[{{H}_{2}}S{{O}_{3}}\]

B) In aqueous medium HF is a stronger acid than\[HCl\]

C) \[HCl{{O}_{4}}\]is a weaker acid than\[HCl{{O}_{3}}\]

D) \[HN{{O}_{3}}\]is a stronger acid than \[HN{{O}_{2}}\]

Correct Answer: D

Solution :

Polarity along\[OH\]in\[HN{{O}_{3}}\]is more in comparison to\[OH\]in\[HN{{O}_{2}}\].