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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.
ionic bonds are usually formed by combination of elements with which type of ionisation potential or electron affinity
what is solublity product
A filled or half-filled set of p or d -orbitals is spherically symmetric. Point out the species which has spherical symmetry: (1) Na (2) C
what is the principal of radiometric titration
The angular momentum of an electron depends on: (1) Principal quantum number (2) Azimuthal quantum number (3) Magnetic quantum number (4) All of these Ans: Azimutha
difference between edta and clark method
what are ion? under what conditions are they produced?
limitations of valence bond theory
The complete explanation
What are the compositions of the equilibrated top Layers? Figure is a temperature-composition phase diagram for the binary system of water (A) and phenol (B) at 1 bar. These li
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