CGPCS Prelims and Mains Notes, CGPCS Test Series
Properties of teflon Polytetrafluoroethylene or PTFE (more commonly known as Teflon) is a particularly versatile ivory-white and opaque plastic fluoropolymer; it is made by the free-radical polymerisation of many tetrafluoroethene molecules, and is suitable for a wide range of applications in industries as diverse as aerospace, the food and drink industry, pharmaceuticals and telecoms. Produced by … Read more Properties of teflon
Properties of soaps and detergents Soap – Characteristics And Uses Soaps are excellent cleansing agents and have good biodegradability. A serious drawback which reduces their general use, is the tendency for the carboxylate ion to react with Ca+ and Mg+ ions in hard water. The result is a water insoluble salt which can be deposited on … Read more Properties of soaps and detergents
Properties of polyvinyl chloride What is Polyvinyl Chloride (PVC), and What is it Used For? Polyvinyl Chloride (PVC) is one of the most commonly used thermoplastic polymers in the world (next to only a few more widely used plastics like PET and PP). It is a naturally white and very brittle (prior to the additions of plasticizers) plastic. PVC has been around longer … Read more Properties of polyvinyl chloride
Metallurgy of Copper Copper Mining: The commonest ore used in the extraction of copper is Chalcopyrite (CuFeS2) also known as Copper Pyrites and other such sulfides. The percentage of copper in the actual ore is too low for direct extraction of copper to be viable. The concentration of ore is required and it is done by the Froth … Read more Metallurgy of Copper
Refining of ores Metallurgy Metallurgy Metallurgy is the process of obtaining metals from ores. It may be defined as the processes which are involved in the extraction of metals from their ores and then refining them for use are known as metallurgy. Steps of Metallurgy: Metals can be extracted from their ores by following processes: Enrichment of … Read more Refining of ores Metallurgy
Corrosion is defined as an attack on a material as a result of chemical, frequently electrochemical reaction, with the surrounding medium. According to this definition, the term corrosion can be applied to all materials, including non-metals. But in practice, the word corrosion is mainly used in conjunction with metallic materials. Why do metals corrode? Apart … Read more Corossion of metals
CHHATTISGARH Chhattisgarh tourism board to launch ‘tourism on wheels’ campaign In an endeavour to promote and attract adventure tourism in form of ‘Bicycle Tourism,’ the Chhattisgarh Tourism Board (CTB) is launching its campaign ‘Tourism on Wheels’. Under the campaign, Tour-De-Raipur would be organised from January 14 while Tour-De-Chhattisgarh would be held from January … Read more 10.01.18 Chhattisgarh (CGPCS) Current Affairs
CHHATTISGARH Cm’s son launches ‘adopt a block’, ‘adopt a village’ programme In a first of its kind initiative, Chhattisgarh’s Rajnandgaon Lok Sabha Member of Parliament (MP) Abhishek Singh– son of Chief Minister Raman Singh launched ‘Adopt a Block’ and ‘Adopt a Village’ program and welcomed corporate companies to collaborate with the local administrations on … Read more 07-08.01.18 Chhattisgarh (CGPCS) Current Affairs
CHHATTISGARH Patanjali commits rs 671 cr investment in state Yoga Guru Baba Ramdev’s Patanjali Ayurved Limited (PAL) will be investing Rs 671 crore in Chhattisgarh for setting up a ‘Food and Herbal Processing Unit.’ The company has inked a Memorandum of Understanding (MoU) with the Chhattisgarh Government to set up the unit in … Read more 28 .12.17 Chhattisgarh (CGPCS) Current Affairs
CHHATTISGARH Five new rly line projects in pipeline: ministry As many as five new railway line and six track doubling projects are in different stages of execution which fall partly or fully in the State of C’garh, the Union Railway Ministry has informed. Therefore, 19 projects of new lines and double tracks having a … Read more 27 .12.17 Chhattisgarh (CGPCS) Current Affairs