Question

a botanist found an abundance of a metal 'x' in green leaves and its role in supporting photosynthesis .(a) identify the metal 'X'
(b) mention the form in which this metal is found in green leaves

Answer 1

Answer:

a botanist found an abundance of a metal 'x' in green leaves and its role in supporting photosynthesis .

(a) The metal 'X' is magnesium.

(b) This metal is found in green leaves as chlorophyll.

Explanation:

The basic structure of a chlorophyll molecule is a porphyrin ring, coordinated to a central atom. This is very similar in structure to the heme group found in hemoglobin, except that in heme the central atom is iron, whereas in chlorophyll it is magnesium.

molecular structure C₅₅H₇₂O₅N₄Mg