A

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Q. Chlorophyll is a naturally occurring chelate compound in which central metal is

  • (A) Copper
  • (B) Magnesium
  • (C) Iron
  • (D) Calcium
  • Correct Answer - Option(B)
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Explanation by: Admin

One such chelate is chlorophyll, the green pigment of plants. In chlorophyll the central ion is magnesium, and the large organic molecule is a porphyrin. The porphyrin contains four nitrogen atoms that form bonds to magnesium in a square planar arrangement.

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