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UPSC Chemistry Environmental Chemistry / पर्यावरणीय रसायन Question Bank Environmental Chemistry

  • question_answer
          The major component used in preparation of different types of glasses is [NDA]

    A) Silica          

    B)          Sodium borate

    C) Calcium silicate     

    D) Sodium silicate

    Correct Answer: A

    Solution :

    Not Available    


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