7th Class Science Sample Paper Science Olympiad Model Test Paper-20

  • question_answer
    Some terms are missing in the table given below. Choose the correct option to make the table complete.
    Compound Formula
    Glucose \[\underline{\,\,\,\,P\,\,\,\,}\]
    \[\underline{\,\,\,\,Q\,\,\,\,}\] \[\underline{\,\,\,\,R\,\,\,\,}\]
    \[\underline{\,\,\,\,S\,\,\,\,}\] \[KMn{{O}_{4}}\]
    \[\underline{\,\,\,\,T\,\,\,\,}\] \[N{{a}_{2}}{{B}_{4}}{{O}_{7}}\]

    A) \[P-{{C}_{6}}{{H}_{12}}{{O}_{6}}\], Q-hydrochloric acid, \[R-HN{{O}_{3}}\], S-potassium permanganate, T-borax

    B) \[P-{{C}_{6}}{{H}_{12}}{{O}_{6}}\], Q-nitric acid, \[R-HN{{O}_{3}}\], S-potassium permanganate, T-borax

    C) \[P-{{C}_{11}}{{H}_{22}}{{O}_{11}}\], Q-nitric acid, \[R-HN{{O}_{3}}\], S-potassium nitrate, T-borax

    D) \[P-{{C}_{6}}{{H}_{12}}{{O}_{6}}\], Q-nitric acid, \[R-HN{{O}_{3}}\], S-potassium   permanganate,   T-sodium hydroxide

    E) None of these

    Correct Answer: B


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