CGPCS Prelims and Mains Notes, CGPCS Test Series
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
CHHATTISGARH C’garh only state to distribute rs 700 cr bonus to tendupatta collectors’ Chief Minister Raman Singh inaugurated and performed bhumi-pujan of 21 development works worth nearly Rs 100 crore in the public meeting held at playground of Government Higher Secondary School Hringirishi in the district. This includes extension work of 22-km … Read more
CHHATTISGARH Raman invites herbal majors to set up mfg units in c’garh Chief Minister Raman Singh on Saturday invited reputed herbal products manufacturers of the country to set up units for production of herbal medicines in Chhattisgarh. He was addressing the inaugural programme of two-day national symposium on ‘Vanoshadhi Chhattisgarh 2018″ based on … Read more
Alloy You might see the word alloy described as a “mixture of metals”, but that’s a little bit misleading because some alloys contain only one metal and it’s mixed in with other substances that are nonmetals (cast iron, for example, is an alloy made of just one metal, iron, mixed with one nonmetal, carbon). The … Read more
Preparation of Oxygen Oxygen is prepared in lab generally in two ways either by the application of heat or no application of heat. Using heat: Oxygen in lab is prepared by heating the mixture of powdered potassium chlorate and manganese dioxide in the ratio 4:1 in a hard glass test tube. The oxygen gas is … Read more