11th Class Chemistry The p-Block Elements-I

  • question_answer 41) An aqueous solution of borax is: (a) neutral (b) amphoteric (c) basic (d) acidic


    (c) Basic This is due to the hydrolysis as it is a salt of strong alkali and weak acid. \[N{{a}_{2}}{{B}_{4}}{{O}_{7}}+7{{H}_{2}}O\rightleftharpoons CaC{{l}_{2}}+{{H}_{2}}O+C{{O}_{2}}\]  

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