Measurement of Data Storage Bit Basic unit of computer memory storage It either has a value of 0 or 1. Word comes from Binary digIT. Byte Smallest unit of memory in computer 1 byte has 8 bits. Nibble Half the …
Character Sets – ASCII Code and Unicode ASCII code American Standard Code for Information Interchange Set up in 1963 Newer version in 1986 The standard character set consists of 7-bit codes 0 to 127 in denary. 00 to 7F in …
1.0 Lesson Objectives 1.1 Basics of Computer In computer, 1 means on and 0 means off Everything must be converted to this machine language the computer understands only machine language The denary number system is where the base is 10. …
Topics: Macromolecules Addition Polymerization Polyethene Uses of Poly Ethene Condensation Polymerization Nylon Terylene Uses Non-biodegradable plastics Natural Macromolecules Protein Fat Hydrolysis Macromolecules: Macromolecules are very large structures that are built from small units called monomers. They are polymerized molecules as …
Topics: Air Air Oxygen How are gases cooled? Separation of Air components Pollution Air Pollution Catalytic Converter Acid rain Ozone Green House effect Global Warming Water Physical Properties Uses Causes of Water Pollution Removal of Impurities Seawater Purification Air: Air: …
Topics: Properties of Metals Metals Physical Properties Trend In metallic character Alloys Reactivity Series Reactivity Series Importance of reactivity series Redox Reaction Extraction of Metals Ore Iron Construction of blast furnace Manufacture of Steel Rusting of Iron Aluminum Properties of …
Topics: Periodic Trends Periodic table Symbolic Representation Groups and Periods Metals and Non-metals Group Properties Group I: Alkali Metals Group II: Alkaline Earth Metals Metalloids Group VII: Halogens Group VIII: Noble Gases Transition Elements Transition Elements Properties Uses Periodic Trends …
Topics: Characteristic Properties of Acids and Bases Acids Properties of Acids Bases Properties of Bases Neutralization reaction Oxides Indicators PH and Universal Indicator Acidity requires water Preparation of Salts Salts Color of salts Preparation of Salts Properties of Salts Properties …
Chemical Reactions: Rate of Reaction – Redox – Reversible Reactions Topics: Rate of Reaction: Calculating rate of reaction Collision Theory Catalyst Factors affecting rate of reaction Investigating effects of Concentration, Particle Size, Temperature and Pressure Redox Oxidation and Reduction Oxidation …
Topics: Electrolysis Conductor, Non-Conductor and Insulators Electrolytes Reactivity Series Anode and Cathode Electrolysis of molten Sodium Chloride Electrolysis of aqueous Sodium Chloride Electrolysis of dilute Sodium Chloride Electrolysis of conc. Sulfuric acid Electrolysis of conc. Hydrochloric acid Factors affecting Electrolysis …