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Q. What is chlorophyll?
A magnesium complex of porphyrin is called chlotophyll. the green colouring material in plants and which is essential for photosynthesis.
Hemoglobin, plays the role of oxygen carrier in mammalian blood. In hemoglobin Fe2+ ion is not only surrounded by four nitrogens of porphyrin but the fifth position is occupied by nitrogen of the protein as shown in Fig.
how is the material extracted from concentrated ore?
Correct set of four quantum numbers for valence electron of rubidium (Z = 37) is: (1) 5,0,0,+1/2 (2) 5, 1,0,+1/2 (3) 5,1,1,+1/2
fajan rule state that large size highly negative charged ion form covalent bond
Polyhydroxy butyrate (PHB) Polyhydroxy butyrate or PHB is acquired from hydroxy butyric acid (3-hydroxy butanoic acid)
potentiometric titration
I want lecture notes about vertical and diagonal relationship of first row elements with other elements of periodic table
Classification of polymers - On the basis of structure On the basis of structure of polymers these can be classified as (i) Linear polymers (ii) Branched chain polym
explain aldehydes
how to balance chemical eqations
Describe discovery of sub atomic particles
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