Types of Chemical Analysis Quiz
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Questions and Answers

Which gas is produced when salt A reacts with an acidified potassium dichromate?

  • Carbon dioxide
  • Sulphur dioxide (correct)
  • Hydrogen sulphide
  • Nitrogen dioxide

    • What happens when the gas produced from salt B is passed through lime water for a long time?

  • It becomes turbid (correct)
  • It turns red
  • It turns yellow
  • It becomes clear

    • Which gas is produced from the reaction of salt C, and what happens to it at the mouth of the test tube?

  • Nitrogen dioxide, turns brown
  • Carbon dioxide, turns red
  • Sulphur dioxide, turns brown (correct)
  • Sulphur dioxide, turns yellow

    • What color does the gas produced from salt D change the wetted paper with lead II acetate into?

    <p>Black</p> Signup and view all the answers

    In the given diagram, what is the salt represented by 'X'?

    <p>Na2SO3</p> Signup and view all the answers

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