9th Class Science Sample Paper Science Olympiad Model Test Paper-20

  • question_answer
    Which one of the following statements is correct about compound?

    A) Atoms of different elements may combine with each other in any ratio to form a compound.

    B) Atoms of different elements can combine with one another in more than one ratio to produce more than one compound.

    C) Two molecules of the same compound may have different composition of atoms.

    D) The molecules of a compound cannot be divided into constituent atoms.

    E) None of these

    Correct Answer: B


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