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  1. The phosphate are a group of minerals of one or more metallic elements chemically associated with the phosphate compound ____

  2. A.

     PO4

    B.

     PO3

    C.

     PO2

    D.

     PO

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    Answer : Option A

    Explanation :

    The phosphate are a group of minerals of one or more metallic elements chemically associated with the phosphate compound PO4.


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