Chemical Substances | MCQs

    Q1: Which substance is known as Oil of Vitriol?

    کون سا مادہ وٹریول کے تیل کے نام سے جانا جاتا ہے؟
    • A. Sulfuric acid
    • B. Hydrochloric acid
    • C. Nitric acid
    • D. Phosphoric acid
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