Energy: Concept, Classification & India’s Energy Landscape | Sources, Types & Energy Transition
Understand energy from first principles, explore its major classifications, and examine India’s evolving energy landscape. This lesson covers renewable and non-renewable energy, conventional and non-conventional sources, energy security, efficiency,…
Extraction of Metals (Metallurgy) | Ores, Reduction, Smelting & Refining
Learn the complete process of Extraction of Metals (Metallurgy), including minerals and ores, concentration of ore, calcination, roasting, reduction, smelting, flux, slag, refining methods, environmental impacts, MCQs, FAQs, and mind maps. Designed for…
Alloys and Their Uses | Types, Composition, Properties & Applications
Master the concept of alloys with detailed notes on their composition, manufacture, properties, advantages, important examples such as steel, stainless steel, brass, bronze, nichrome, solder, and duralumin, along with applications, MCQs, FAQs, and mind…
Corrosion and Prevention of Corrosion | Causes, Types, Rusting & Prevention Methods
Master corrosion and rusting with detailed explanations of the causes, conditions required for rusting, factors affecting corrosion, galvanization, electroplating, alloying, cathodic protection, real-life applications, MCQs, FAQs, and mind maps for…
Reactivity Series of Metals & Displacement Reactions | Reactivity, Metal Displacement & Redox Explained
Understand the Reactivity Series of metals and learn how displacement reactions occur. Explore the order of metal reactivity, prediction of chemical reactions, extraction methods, practical applications, MCQs, FAQs, and mind maps with complete…
Chemical Properties of Metals: Reaction of metals with Acids and Bases | Hydrogen Gas, Metal Salts & Amphoteric Metals
Master the reaction of metals with dilute acids and strong bases. Learn about salt formation, hydrogen gas evolution, amphoteric metals, nitric acid as an exception, pickling, industrial applications, MCQs, FAQs, and mind maps for JKSSB, JKPSC, SSC,…
Chemical Properties of Metals: Reaction with Water – Cold Water, Hot Water & Steam Explained
Understand how metals react with cold water, hot water, and steam. Learn about metal hydroxides, metal oxides, hydrogen gas evolution, reactivity towards water, safety precautions, and practical applications with detailed explanations, equations, MCQs,…
Chemical Properties of Metals: Reaction with Oxygen, Metal Oxides & Corrosion
Understand the chemical properties of metals by exploring their reaction with oxygen, formation of metal oxides, oxidation, corrosion, passivation, and the behaviour of important metals such as magnesium, iron, copper, and aluminium. Designed for JKSSB…
Electric Current: Definition, Formula, Unit and Types (AC & DC) – Complete Notes for JKSSB FAA
Electric current is one of the most important topics in General Science and frequently appears in JKSSB Finance Accounts Assistant (FAA) examinations. Almost every electrical device we use in our daily life—from mobile phones and electric bulbs to fans…