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Q.
Core of chlorophyll is formed by :
MGIMS WardhaMGIMS Wardha 2005
Solution:
The chlorophylls are basically chelate salts of magnesium (Mg). The chlorophyll has a molecular formula $ {{C}_{55}}{{H}_{72}}{{0}_{5}}{{N}_{4}}Mg. $ Chlorophyll molecule is ditineuishable into head of size $ 15\times 15{\AA} $ and a tail of $ 20{\AA} $ length. The head is made up of prophyrin (a tetraphyrrole closed rings derivative) and the tail of phytol.