MPPSC MAINS 2018 Paper-III

Points to Remember: Definition and causes of hard water. Types of hardness (temporary and permanent). Effects of hard water on health, domestic use, and industry. Methods for softening hard water. Introduction: Hard water is water that contains a high concentration of dissolved minerals, primarily calcium and magnesium ions. These minerals enter the water as it … Read more

Points to Remember: Main sources of Vitamin C (ascorbic acid). Deficiency disease: Scurvy. Symptoms of scurvy. Introduction: Vitamin C, also known as ascorbic acid, is an essential nutrient for humans. Unlike most mammals, humans cannot synthesize vitamin C and must obtain it through their diet. It’s a water-soluble vitamin, meaning the body doesn’t store it … Read more

Points to Remember: Acetylene’s chemical structure and properties. Acetylene’s production methods. Diverse applications of acetylene across various industries. Safety precautions associated with handling acetylene. Introduction: Acetylene (C₂H₂), also known as ethyne, is the simplest alkyne—a hydrocarbon with a carbon-carbon triple bond. This triple bond imparts unique chemical properties, making it highly reactive and useful in … Read more

Points to Remember: Basic components of a nuclear reactor. Fission process and chain reaction. Types of nuclear reactors. Uses of nuclear reactors. Safety concerns and waste disposal. Introduction: A nuclear reactor is a device used to initiate and control a sustained nuclear chain reaction. This controlled reaction releases a tremendous amount of energy in the … Read more