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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.
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 +
Denaturation The structure of the natural proteins is accountable for their biological activity. These structures are arranged by numerous attractive forces among different par
what are instrumentation of cyclic voltametry
the most probable radius for finding the electron in he+
The device through which chemical energy is converted into electrical energy is known as galvanic cell or electrochemical cell or voltaic cell. In a galvanic cell, a redox reaction
does the nature of the anode rays depend upon the nature of the discharge tube and the nature of the electrode?
what is the hydrogenation reaction
Q. What do you mean by Chemical Bonding? Ans. Atoms react chemically by losing, gaining or sharing electrons. Chemical bonds are the attractive forces that hold atoms toge
Atomic emission spectrometry: In atomic emission spectrometry (AES), a reproducible and representative amount of the sample is introduced into an atomization-excitation source
Define the both - Direct extrusion and Indirect extrusion Direct extrusion: Billet is placed in a container and forced through the die by a piston. Indirect extrusion:
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