BSc2Year Electromagnetic spectrum UV and Visible spectroscopy

Spectroscopy                  It is a branch of science which deals with the study of interaction of matter with electromagnetic radiation. Electromagnetic Radiation  Electromagnetic Radiations are a certain amount of energy depending upon its wavelength. Hence these radiations are the sources of energy so called as electromagnetic energy or radiant energy. Electromagnetic Radiations are of many …

Transition state theory or Activated complex theory

Transition state theory or Activated complex theory It is more modern theory proposed in 1932 by Pelzer & Manger later developed by Erying and colleagues. 1. Rate equation formation using the statistical mechanics to describe equilibrium between activated complex and reactant. 2. Rate equation formulation as per thermodynamical state function to describe transition state complex …

Chemistry 11th & 12th Formula in pdf

On this page you get, all Chemistry Formula list or links. You can also get our Chemistry Formulas in PDF for 11th & 12th Class Students. You get These chemistry volume formula and List below- 11th & 12th Classes Formula in PDF Below is the list of Chemical Formulas Resources 1. Chemistry formulas for Atoms, …

Laporte Selection Rule

Laporte Selection Rule

Laporte selection rule was given by Otto Laporte. He was a famous German born American physics scientist. He made great contributions in the field of science like in spectroscopy, fluid dynamics, quantum mechanics and electromagnetic wave propagation theory. In Spectroscopy, his name is given to selection rule as Laporte rule. Definition of Laporte Selection Rule …

Bent Rule

Definition of Bent Rule As per bent Rule the more electronegative constituent prefer the hybrid orbitals having less s character & the more electropositive constituent prefer the hybrid orbitals having more s  character, is bent Rule.jss 

DEBYE HUCKEL THEORY

Debye Huckel Theory This theory is based on 3 assumptions that how the ions act in the solution 1. in the solution electrolytes completely dissossiate into ions 2. electrolyte solution are very dilute of order of 0.01M 3. each ion surrounded by ion of the opposite charge on the average.

12 Class Chapter 15- Polymers

Polymer & Polymerization Condensation Polymer: Nylon-6-6, Terylene. Addition Polymer: Polythene, Neoprene. Polymer Classification Polymer Classification on the basis of Source: 1.    Natural Polymer: Protein, Cellulose, Rubber. 2.    Semi-synthetic Polymer: Cellulose Derivatives as cellulose acetate (Rayon), Cellulose Nitrate. 3.    Synthetic Polymer: Plastic (Polyethene), Synthetic Fibers ( Nylon 6-6), Buna-S. Polymer Classification on the basis of Structure: …

Chemistry Notes Benzene

introduction Benzene is an organic compound with molecular formula C6H6. Benzene molecule is made of six carbon atoms joined in a ring, with one H-atom attached to each C-atom. Because of its molecules contain only carbon and hydrogen atoms, benzene is also known as a hydrocarbon. it is a natural constituent of crude oil, it …

12 Class Chapter 6- General principle and process of isolation of the elements

General Principle and Process of Isolation of Elements In these notes of 12 class chemistry we learn about General principle and process of isolation of the elements. So lets learning below… Minerals These are naturally occurring chemical substances in the in the earth crust obtainable by mining. Ores Only few minerals are used as sources …

12 Class Chapter 5- Surface chemistry

                            Surface Chemistry Adsorption: –                    The accumulation of molecular species at the surface rather than bulk of solid or liquid is called Adsorption. Adsorbate: –                  The molecular species or substance which accumulate at the surface. Adsorbent: –                  …

12 Class Chapter 3- Electrochemistry

ELECTROCHEMISTRY Electrolysis:                     It is the process of decomposition of an electrolyte by the passage of electricity through its aqueous solution or molten state. Faraday’s first law of electrolysis:                                                         In a chemical reaction, the amount of any substance deposited or liberated is directly proportional to the quantity of electricity passed through it.                                     W …

12 Class Chapter 2- Solution

SOLUTION                                                           Solution:–                 A solution is homogeneous mixture of two or more chemically non-reacting substances, whose composition can be varied within certain limits. Expressing concentration of solutions 1.      Percentage:- =>  mass percentage (%) of a component  (W/W)                   = Mass of the component in solution*100 / Total mass of the solution =>  volume percentage …

12 Class Chapter 1- Solid State

These are notes on solid state chemistry class 12, by your chemistry tutor CHEMISTRY NOTES INFO. solid state chemistry class 12 Solid: –          Matter which posses rigidity having definite shape &volume is called solid. Types of solid:- 1.      Crystalline Solid :- Eg:- Metals And Non metals 2.      Amorphous Solid :- Eg:- …

11 Class Chapter 4- Chemical Bonding and Molecular Structure

These are chemistry notes of chapter Chemical Bonding and Molecular Structure Class 11th. Chemical Bonding and Molecular Structure Class 11 Attractive force which held’s various constituents (like atoms, ions etc.) together in difference chemical species is known as a chemical bond. Kossel Lewis Approach to Chemical Bonding: –               …

11 Class Chapter 2- Structure of Atom

These are structure of atom class 11 chemistry notes by Chemistry Notes Info. Atomic  Theory of matter:-                                             According to this theory , atom is the ultimate particle of matter , also known as Dalton’s  Atomic theory (1808). Cathode ray discharge tube experiments: –  1.     Cathode rays start from cathode and move toward anode. 2.     …