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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.
Write the similarities of lithium with other alkali metals
#question:although CO is well known,why doesn''t SiO exist under normal conditions?
(a) Derive a relationship between the elevation in boiling point of a solution and the mole fraction of the solute from the thermodynamic consideration. (b) The molal elevatio
the uses,preparation,and the reaction
how hubles reagent is prepared? if direct solution is not avaible
Did Nitrogen undergoes Friedel-Crafts reaction?
Application of chemicals in Food preservatives
Antimicrobials: These are the chemical substances employed to cure infections because of micro-organisms. These are as well known as microbes. Any creature that causes disease
Name the chief ore of silver. Explain with chemical equations the extraction of silver from this ore.
Q. How to calculate atomic number? Atoms have no net electrical charge for the reason that they contain equal numbers of electrons and protons. Therefore positive charges (prot
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