9th Class General Knowledge Science and Technology Question Bank Science and Technology

  • question_answer
    A chemical formula is a set of chemical symbols showing the elements present in a compound and their relative proportions. Which of the following formulae is correct?

    A)  \[\text{NaS}{{\text{O}}_{\text{4}}}\]

    B)  \[\text{C}{{\text{a}}_{\text{2}}}\text{C}{{\text{O}}_{\text{3}}}\]

    C)  \[\text{BiP}{{\text{O}}_{4}}\]

    D)  \[\text{HeO}\]

    Correct Answer: C


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