Question

    Which odourless, colourless, tasteless and chemically

    unreactive gas was invented by Daniel Rutherford in 1772 and was independently isolated at the same time by CW Scheele and H Cavendish?
    A Nitrogen Correct Answer Incorrect Answer
    B Argon Correct Answer Incorrect Answer
    C Fluorine Correct Answer Incorrect Answer
    D Oxygen Correct Answer Incorrect Answer

    Solution

    The correct answer is A

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