11th Class Chemistry The s-Block Elements / s-ब्लॉक के तत्व Question Bank 11th CBSE Chemistry Alkali Metals

  • question_answer
    A piece of burning Mg keeps on burning in a jar of sulphur dioxide.

    Answer:

                    Magnesium is a strong reducing agent and it reduces \[S{{O}_{2}}\]  to \[S\]. The reaction is highly exothermic. The heat evolved in the reaction keeps the metal burning. \[2Mg+S{{O}_{2}}\xrightarrow{\,}\,2MgO+S+\text{Heat}\]


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