Solved papers for JEE Main & Advanced JEE Main Paper (Held On 10 April 2016)

done JEE Main Paper (Held On 10 April 2016) Total Questions - 1

• question_answer1) Sodium extract is heated with concentrated \[HN{{O}_{3}}\] before testing for halogens because :   JEE Main Online Paper (Held On 10 April 2016)
  A)
  Ag reacts faster with halides in acidic medium.
  done clear
  B)
  Silver halides are totally insoluble in nitric acid.
  done clear
  C)
  \[A{{g}_{2}}S\]and \[AgCN\] are soluble in acidic medium.
  done clear
  D)
  \[{{S}^{2-}}\]and \[C{{N}^{-}},\]if present, are decomposed by conc. \[HN{{O}_{3}}\]and hence do not interfere in the test.
  done clear
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