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Dual Nature of Matter

Dual Nature of Matter Author: CHEMASH • Last reviewed: Sep 14, 2025 Dual Nature of Matter Introduction The Dual Nature […]

Discovery of Electron, Proton, and Neutron 1. Discovery of Electron (J.J. Thomson, 1897) The electron was discovered by J.J. Thomson

Bohr’s Model of the Atom Bohr’s Model of the Atom Illustration of Bohr’s atomic model showing quantized electron orbits around

Atomic Number and Mass Number Atoms are identified by two key numbers: the atomic number and the mass number. These

Atomic Models Understanding the structure of an atom has been a key pursuit in chemistry and physics. Over time, scientists

pH and Its Measurement The term pH stands for “potential of Hydrogen” and is a scale used to specify the

Preparation of Salts Chemists prepare salts by reacting acids with bases, metals, or carbonates. Depending on the reactants, they apply

Uses of Acids, Bases, and Salts Acids, bases, and salts appear in many places around us. For example, they help

Neutralization Reactions A neutralization reaction is a chemical process in which an acid and a base react to form a

Types of Salts Salts are chemical compounds that arise when an acid reacts with a base. They consist of cations