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Lithium Element: The Light Metal Powering Modern Technology

Lithium-Element

Introduction Lithium is a soft, silvery-white alkali metal with the symbol Li and atomic number 3. Known for being the lightest metal and the least dense solid element, lithium has garnered significant attention due to its extensive applications in batteries,…

Helium Element

helium-element

Helium: The Element that Powers the Universe Helium is a colourless, odourless, tasteless, non-toxic, inert, monatomic gas that heads the noble gas group in the periodic table. Its atomic number is 2, and it is the second lightest and second…

Hydrogen Element

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Hydrogen: The Element of the Future What is Hydrogen? Hydrogen, the simplest and most abundant element in the universe, is a colorless, odorless, and highly flammable gas. It is represented by the symbol H and has an atomic number of…

Structure of the Atom: Class 9 CBSE

Chemistry Class 12 CBSE

Structure of The Atom Thomson’s Model of an Atom Thomson proposed that:  Rutherford’s Model of an Atom Conclusions drawn from the α-particle scattering experiment Drawbacks of Rutherford’s model of the atom Neutrons Atomic Number Mass Number  Isotopes Applications of Isotopes…

Human Health and Disease

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Human Health and Disease for UPSC aspirants Human health is the state of complete physical, mental, and social well-being. Health increases productivity and ensures longevity. What is Human Health? Ways to Ensure Good Health Why do Diseases Occur? Common Diseases…

The Fundamental Unit of Life Class 9 CBSE PPT

the fundamental unit of life

Class 9 > Biology> The Fundamental Unit of Life > PowerPoint PPT You can download the PowerPoint presentation (PPT) of the chapter “The Fundamental Unit of Life” from here. I used this ppt in my class and students can use…

DNA and RNA Explained

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Nucleus Chromosomes Nucleotide & Nucleoside Nucleic Acids DNA & RNA Comparison of DNA and RNA S.No. DNA RNA 1. Deoxyribonucleic acid Ribonucleic acid 2. It occurs inside the nucleus of cell and some cell organelles but it plants it is…