APSC Prelims and Mains Notes, APSC Test Series
Preparation of hydrogen Hydrogen is the most abundant element in the universe. The sun and other stars are composed largely of hydrogen. Astronomers estimate that 90% of the atoms in the universe are hydrogen atoms. Hydrogen is a component of more compounds than any other element. Water is the most abundant compound of hydrogen found … Read more
Laboratory method of preparation acetic acid Ethanoic Acid (Acetic acid – CH COOH) Ethanoic acid is the second member of the homologous series of carboxylic acids. In other words, vinegar contains about 5 to 8% acetic acid. We will now describe two methods for the manufacture of ethanoic acid. In the first method, ethanoic acid … Read more
ASSAM Centre constitutes committee to study Brahmaputra and flood control measures in Assam The Centre has constitued a committee headed by the Vice Chairman of the NITI Aayog Rajiv Kumar to study the Brahmaputra and flood control measures in Assam and neighbouring states. Assam government has submitted required report on flood control measures … Read more