Chemistry
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Photoelectric Effect
What is Photoelectric Effect? “The Photoelectric Effect is a physical phenomenon in which electrons are emitted from a material after…
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Black Body Radiation
Black Body Radiation Black Body Radiation is a term used to refer to the electromagnetic radiation emitted by a black…
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Quantum Numbers
What are Quantum Numbers? “Quantum numbers are a set of four integers used to describe the energy states of an…
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Hydrogen
Position and Occurence of Hydrogen Hydrogen is the first element in the periodic table and has the atomic number of…
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Matter
What is Matter? “Matter is the physical material of the universe, composed of atoms and molecules, which have mass and…
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Acid Base and Salt
Acids and bases are very important in a number of processes that occur in the body. The pH scale ranges…
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