How to Extraction of Zinc from Zinc Blende
The extraction of Zinc from Zinc blende involves the following steps. Concentration The ore is crushed and then concentrated by froth-floatation process. Roasting The concentrated…
Chemistry
Purification and Uses of Zinc
Purification and Uses of zinc: Purification Zinc is purified by electrolytic refining. In this process, Impure Zinc is anode and cathode is of pure thin…
Describe Occurrence and Principles of Extraction of Zinc
Zinc: The ancient used an alloy of Zn and Cu not very different from brass without knowing its actual composition. Zinc has been known in…
Describe Formation and Structure of Boron Trichloride by Hybridization
Formation and structure of Boron Trichloride (BCI3) molecule: The electronic configuration of boron (5) is 1s2 2s2 2px1 2py0 2pz0. When one electron is transferred…
Which type of Hybridization occurs in Boron Trichloride (BCl3) Molecule?
sp2 hybridization occurs in Boron Trichloride BCl3 molecule. The hybridization in boron trichloride is sp2 hybridization. This accounts for the aptitude of boron to bond…
Describe Properties of Chromium
Properties of Chromium (Cr): Physical Properties: The metal is silvery white and crystalline. It is very hard and brittle It melts at 2113K. Chemical Properties:…
How Extraction of Copper from Copper Pyrites?
The method used to extract copper from its ores depends on the nature of the ore. Sulphide ores such as chalcopyrite are converted to copper…
How to Electrolytic Refining of Copper?
Electrolytic Refining method is used to get metal of high degree of purity. In the electrolytic refining of copper, the impure copper is made from…
Uses of Chromium Plating
Chrome plate continues to take part in an significant role in a number of key manufacturing areas and Poeton expect this to continue well into…
Reduction of Chromic Oxide to Chromium Metal Aluminothermic Process
Chromic oxide is mixed with powdered Aluminium in the ratio 3:1 and is placed in a large fire clay crucible. A mixture of barium peroxide…
Load More