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The Atomic Playground - Knowledge about Atom Structure

We all know the phrase "Atoms are the building blocks of everything." But have you ever wondered what these tiny particles are made of or what goes on inside them? Let's take a trip into the extremely  interesting atomic playground! At the very center of an atom, there is the nucleus – think of it as being densed in the atom, a heavyweight core packed with protons and neutrons. Protons possess positive electrical charge while neutrons bear no charge at all. Now here’s where things get really fascinating – whirling around this nucleus in a frenetic atomic dance are electrons. These minute negatively charged particles are arranged in shells or energy levels which lie at different distances from the nucleus. Think of it like this: The sun is to the nucleus as planets orbiting around it are to electrons (though their pathways resemble fuzzy clouds rather than fixed orbits). Electrons in the innermost shell are tightly bound whereas those in the outermost shell(s) constitute a...
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Understanding Surfactants: Classification and Applications

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SURFACTANT AND ITS CLASSIFICATION Surfactants are substances that reduce the surface tension (also called interfacial tension) between two liquids, a gas and a liquid, or a liquid and a solid. The term "surfactant" is an acronym for "surface active agents," which are compounds with dual hydrophilicity and hydrophobicity features. The name itself implies the surface activity of these classes of compounds and their propensity to adsorb at interfaces. The polar component, also known as the hydrophilic part or hydrophile, demonstrates a strong affinity for or attraction to polar solvents. The nonpolar portion is known as a hydrophobe or lipophile because it is attracted to oil. [1-5] Amphiphiles or tensides are other names for surfactants. More than 50 years ago, Paul Winsor was the first person to use the term "amphiphile." There are two Greek roots in it. Tensioactif is the name given to surfactant in French; tenside to it in German; and tensioactivo to it ...
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How atom and its sub-atomic particles are useful?

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