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JEE Main2018Chemistryp Block Elements (Group 15, 16, 17 & 18)Actual

A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution is added to the before mentioned solution, a white precipitate is obtained which does not dissolve in dilute nitric acid. The anion is:

Options

  1. ACO 3 2 -
  2. BS O 4 2 -
  3. CS 2 -
  4. DC l -

Correct answer

D. C l -

Step-by-step solution

Na ( aq ) + +   Cl - ( aq ) +   AgNO 3 → AgCl ↓ White + NaNO 3 AgCl    +   HNO 3 ( dil ) → Does   not   dissolve

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