Amongest following the lowest degree of paramagnetism per mole of the compound at $298 K$  will be shown by

  • A

    $MnS{O_4}.4{H_2}O$

  • B

    $CuS{O_4}.5{H_2}O$

  • C

    $FeS{O_4}.6{H_2}O$

  • D

    $FeS{O_4}.5{H_2}O$

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