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Test of proteins - Xanthoproteic test
Xanthoproteic test : A few proteins give yellow colour along with concentrated nitric acid (formation of yellow stains on fingers when working along with nitric acid in laboratory). The creation of yellow colour is due to reaction of nitric acid along with benzenoid structures. So, while a protein solution is warmed along with nitric acid a yellow colour may be developed that turns orange on addition of solution.
Nitration or Direct method The number of - NO 2 groups introduced in benzene nucleus relies upon the nature and concentration of the nitrating agent, temperature of nitration
Onion and Garlic Onions (A. cepa), and garlic (A. sativam), have been used in traditional and folk medicine for over 4000 years. Disorders for which both garlic and onions ha
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(a) Write the structural formula of 3-phenylprop-2-enal. (b) Write one chemical equation each to illustrate the following reactions: (i) Aldol condensation (ii) Cannizzaro
Q. Define atomic mass units? Atomic mass Scientists have set up a standard for the measurement of atomic mass by assigning the carbon-12 atom a mass of 12 atomic mass units (a
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When heated calcium hydroxide as well as ammonium chloride reacts to produce water vapor ammonia gas and solid calcium chloride. Presume 5.00g of calcium hydroxide as well as 10.00
#between p-amino aniline &p-methyl aniline which is more basic?
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