Question

    Which of the following is a compound?

    A Rhombic sulphur Correct Answer Incorrect Answer
    B Marble Correct Answer Incorrect Answer
    C Diamond Correct Answer Incorrect Answer
    D Quick silver Correct Answer Incorrect Answer

    Solution

    Marble (CaCO ₃ ) is a chemical compound composed of calcium carbonate. Rhombic sulphur and diamond are elements, while quicksilver (mercury) is also an element.

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