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    Question

    According to the mobility of element in soil; which of

    the following is considered as Immobile in soil.
    A Na+ Correct Answer Incorrect Answer
    B Ca+2 Correct Answer Incorrect Answer
    C H2PO4- Correct Answer Incorrect Answer
    D Mg+2 Correct Answer Incorrect Answer

    Solution

    immobile in soil : H2PO4-; Zn+2

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