2. Sample Papers
  3. 9th Class
  4. Science

9th Class Science Sample Paper Science Olympiad Model Test Paper-4

  • question_answer
    Write the name of the compound given by the formula\[{{(N{{H}_{4}})}_{2}}S{{O}_{4}}\].

    A) Ammonium sulphate      

    B) Ammonium sulphite

    C) Ammonium sulphide

    D) Ammonium sulphurous

    E) None of these

    Correct Answer: A

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