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Quantum Mechanical Model of the Atom
Quantum Mechanical Model of the Atom - Two new theories came to substantially modify Bohr's Atomic model. They a..
Quantum Mechanical Model of the Atom
Two new theories came to substantially modify Bohr's Atomic model. They a..
Quantum Numbers
Quantum Numbers - Schrodinger wave equation, when solved for hydrogen atom gives mathematical Y functions, which describe the allowed energy states in an atom. It is observed that physical meaningful solutions required three constants n, l and m, which are called quantum..
Quantum Theory of Covalent Bond
Although the Lewis structures give an idea of the valence electrons around the atom, in reality it does not precisely locate the position of the electrons in the chemical bond. The behaviour of electrons in molecules and compounds is made by the valence bond theory in terms of the quantu..
Quantum Theory of Covalent Bond
Although the Lewis structures give an idea of the valence electrons around the atom, in reality it does not precisely locate the position of the electrons in the chemical bond. The behaviour of electrons in molecules and compounds is made by the valence bond theory in terms of the quantum..
Mechanism of Buffer Action
The buffering action of buffer solutions can be explained in terms of the Bronsted-Lowry concept of acids and bases as follow..
Theories of translocation of solution
Various theories have been proposed to explain the mechanism of mineral salt absorption and can be placed under the following two categories: 1. Passive absorption 2. Active absorpti..
Probability picture of an electron
According to Heisenberg's uncertainty principle, it is impossible to describe the exact position of an electron at a given moment in terms of position, we can speak of most probable regions where the probability of finding an electron in the space around the nucleus of an atom is high. The electro..
Einstein-Stark law
states that one quantum is absorbed by the molecule responsible for the primary photochemical process. After absorption, the excited molecule can then undergo various reactions. It can form a product, it can catalyze a chain reaction, or it can get de-excited. If on absorption of one ph..
Atoms and Nuclei Introduction
Introduction - In the nineteenth century scientists saw enough evidence to prove that each element has its distinctive atom. But all tem atoms contain identical electrons. In spite of the fact that electrons carry negative charge, atoms as whole were found to be neutral. This led to the fact that a..
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