12th Class Chemistry The p-Block Elements-I / p-ब्लॉक के कुछ तत्व-I Question Bank MCQs - The p-Block Elements

  • question_answer
    Consider the following reaction taking place on heating with cone. \[{{H}_{2}}S{{O}_{4}}\].
    \[{{C}_{12}}{{H}_{22}}{{O}_{11}}\xrightarrow{conc\,\,.\,\,{{H}_{2}}S{{O}_{4}}}12C+11{{H}_{2}}O\]
    The above reaction shows that sulphuric acid is

    A) an oxidising agent

    B) a reducing agent

    C) a dehydrating agent

    D) a sulphonating agent.

    Correct Answer: C

    Solution :

    As sulphuric acid has great affinity for water, it acts as a powerful dehydrating agent. It absorbs water from organic compounds and dehydrate them in all these reactions.


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