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Q. Show Reduction to Metals?
After removed of the gangue, i.e. impurities physically mixed with the metal elements, the concentrated ore becomes ready for the isolation of metal. In concentrated ore, the metals are present in me form of their elements. Extraction of metals involves the reduction of metal compounds to free metals. In general, depending upon the reactivity of metals, their compounds may be reduced by one or more than one of the three kinds of metallurgical operations. These operations are hydrometallurgy, pyrometallurgy, and electrometallurgy.
Atoms in the water molecule are linked by: (1) Electrovalent bond (2)Covalent bond (3) Coordinate covalent bond (4) Odd electron bond Ans: Cov
Q. Factors affecting development of a new product? The product development and marketing is not just selling a product, but is a highly multi-disciplinary domain comprising of
why alkane are less rective then alkene?
the ksp of al(OH)3 is very small (3.0x106-34). how much water is required to dissolve 1.0 g of this salt?on..
The definition and detailed notes about inductomeric effects
Why the rate of ketone halogenation is independent Because the rate of ketone halogenation is independent of the halogen concentration, the rates of halogenation of the same ke
The amount of energy needed to convert one mole of solid substance to vapor state is known as Sublimation energy
5 points on nickel plating
Q. At 298.15K, the partial molar volume of CO 2 (aq) is 33cm 3 mol -1 . Estimate the percent change in the value of the Henry's law constant kH,B for aqueous CO 2 at 298.15K when
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