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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 wor
What did thomson''s model of an atom look like, when did he discover the atom, where did he discover it, how did he, who helped him, when did he die, how did he die??????
The elements of this group form a number of compounds with halogens. The halogen compounds of S. Se, Te and Po are called as halides. For oxygen, only the fluoro compounds
what is relative atomic mass
Soaps and detergents Sodium and pottasium salts of fatty acids such as palmitic acid, stearic acid, oleic acid etc are called soaps, while detergents are ammonium or sulphonate
Q. How to Prepare Chlorine in Laboratory? Chlorine is prepared by oxidation of hydrochloric acid with potassium permanganate: 2KMnO 4 + 16HCl -> 2KCl + 2MnCl 2 + 8H 2 O +
how do you name covalent bonds?
If hydrogen atom is in an energy level represented by n=4,how many spectral lines are possible in its emission spectrum? Solution) There is a formula for this i.e [ (n 2 - n 1
Ratio of radii of second and first Bohr orbits of H atom: (1) 2 (2) 4 (3) 3 (4) 5 Ans: 4
number of electrons of cyanide
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