NEET Chemistry The s-Block Elements / s-ब्लॉक के तत्व Sample Paper Self Evaluation Test - The s-Blcok Elements

  • question_answer
    For which one of the following minerals. The composition given is incorrect?

    A) Soda ash - \[(N{{a}_{2}}C{{O}_{3}})\]

    B) Camallite - \[(KCl,MgC{{l}_{2}},6{{H}_{2}}O)\]

    C) Borax - \[(N{{a}_{2}}{{B}_{4}}{{O}_{7}},7{{H}_{2}}O)\]

    D) Glauber's salt - \[(N{{a}_{2}}S{{O}_{4}}.10{{H}_{2}}O)\]

    Correct Answer: C

    Solution :

    [c] Barax is [N{{a}_{2}}{{B}_{4}}{{O}_{7}}.1O{{H}_{2}}O\]


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