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Smell - Physical characteristics of carbonyl compounds
Along with the exception of lower aldehydes that have unpleasant odours, aldehydes and ketones have usually pleasant smell. Since the size of the atom raise, the odour goes less pungent and much more fragrant. Actually, so many naturally happening aldehydes and ketones have been employed in blending of perfumes and flavouring agents.
General and physical characteristic of proteins (a) Most of them apart from chromoproteins are colourless, tasteless, and odourless. Several are amorphous but few are crystalli
during the process of extraction of pure copper from copper pyrite,SiO2 acts as acidic flux which combines with iron oxide(FeO) to form iron silicate(FeSiO3). CuFeS2 + heat ---> Cu
Ratio of radii of second and first Bohr orbits of H atom: (1) 2 (2) 4 (3) 3 (4) 5 Ans: 4
Q. Name the various steps required for making water suitable for domestic use. Ans. Treatment process for domestic use S . No . Process use for tr
advantages of reversible reaction
ClCH 2 CH 2 CH 2 COPh + Methanoic acid ----------------> CH2-(CH2)-CH2-CO-C 6 H 6
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
The p-block elements contain metals amd what?
How is chemistry important in medicine & healthcare?
Fe(atomic number = 26) atom has the electronic arrangement: (1) 2, 8, 8, 8 (2) 2, 8, 16 (3) 2, 8,14, 2 (4) 2, 8, 12, 4 Ans: 2, 8,14, 2
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