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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.
Short note of synthesis of dry and bhc
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Theory of Meta directing group The substituent, S takes electrons from para and ortho positions. So, m-position becomes a position of comparatively high electron density and fu
A sample of water collected in the field had a pH of 6.8. By the time it was analyzed in the lab, the pH had decreased to 6.0. Give a possible explanation.
Attacking Reagents - Organic chemistry The fission of the substrate molecule to make centres of high or low electron density is affected by attacking reagents. Most of the atta
Uses of Dihydric alcohols (a) Dihydric alcohols are used as antifreeze in car radiators. (b) Dihydric alcohols is used in the manufacture of dacron, dioxane etc. (c) Dihy
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Basics of Periodic Table.
Explain electrical conductivity and molar conductivity of a solution and write the units of molar conductivity
Ether formation - Hydrocarbon Phenol reacts along with alkyl halides in alkali solution to make phenyl ethers (Williamson's synthesis). The phenoxide atom is a nucleophile and
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