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Q. Isolation and purification of metals?
metals as a group of elements have acquired a unique importance in the modern world. However, nature' does not generally offer us metals in the Free State. Metals usually occur in nature in combined state as ores mixed with other earthy materials. The branch of science dealing with the methods of extraction of metals from their ores is called metallurgy.
what is the precaution
Applications of radiometric titrations
Ion mobility: Ion mobility is related to molar conductivity by the equations: which allows the mobilities, u+ and u- of the cation and anion to be determined from mol
why we consider methyl using prefixes?
Knocking - Characteristics of hydrocarbons The metallic sound throughout working of an internal combustion engine is known as knocking. "As much the compression greater wil
Q. Determine the heat transfer? Ans. Let's say a blacksmith tosses a hot horse shoe into a bucket of water. The horseshoe will get cooler while the water gets hotter. Ideally
laws of chemical combination
Ratio of radii of second and first Bohr orbits of H atom: (1) 2 (2) 4 (3) 3 (4) 5 Ans: 4
Orbital angular momentum for a d-electron is: (1) 6h/ 2Π (2) √6/ 2 Π (3) 12 h/ 2Π (4) √12h/ 2Π Ans: √6/ 2 Π
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