EAMCET Medical EAMCET Medical Solved Paper-2003

  • question_answer
    The chemical formula of zeolite is :

    A)  \[{{K}_{2}}A{{l}_{2}}S{{i}_{2}}{{O}_{8}}.x{{H}_{2}}O\]

    B)  \[CaA{{l}_{2}}S{{i}_{2}}{{O}_{8}}\]

    C)  \[N{{a}_{2}}A{{l}_{2}}S{{i}_{2}}{{O}_{8}}.x{{H}_{2}}O\]

    D)  \[N{{a}_{2}}[N{{a}_{4}}{{(P{{O}_{3}})}_{6}}]\]

    Correct Answer: C

    Solution :

                     The chemical formula of zeolite is \[N{{a}_{2}}A{{l}_{2}}S{{i}_{2}}{{O}_{8}}.x{{H}_{2}}O.\]Its name is sodium aluminium ortho silicate. It is used in the softening of hard water.


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