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

  • question_answer
    Why alkali metals are normally kept in kerosene oil?


                    This is because in the air they are easily oxidized to oxides which may dissolve in the moisture of the air to form hydroxides or they also combine directly with water vapours present in moisture to form hydroxides.

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