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    Question

    Which gas is commonly known as laughing

    gas?
    A Nitrous oxide Correct Answer Incorrect Answer
    B Carbon dioxide Correct Answer Incorrect Answer
    C Methane Correct Answer Incorrect Answer
    D Sulfur dioxide Correct Answer Incorrect Answer

    Solution

    Nitrous oxide (N 2 O) is commonly known as laughing gas due to its euphoric effects when inhaled.

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