Home Chemistry Organic Chemistry – Some Basic Principles and Techniques

Organic Chemistry – Some Basic Principles and Techniques

General introduction, methods of purification, qualitative and quantitative analysis, classification and IUPAC nomenclature of organic compounds.
Electronic displacements in a covalent bond: inductive effect, electromeric effect, resonance and hyper conjugation.
Homolytic and heterolytic fission of a covalent bond: free radicals, carbocations, carbanions; electrophiles and nucleophiles, types of organic reactions.

11th Chemistry NCERT notes

Quantitative Analysis

Nitrogen: There are two methods for estimation of nitrogen: (i) Dumas method and (ii) Kjeldahl’s method. Dumas Method: A known mass of organic compound is heated with...
11th Chemistry NCERT notes

Qualitative Analysis of Organic Compounds

Detection of Carbon and hydrogen: Put Copper Oxide Test Carbon and hydrogen are detected by heating the compound with copper (II) oxide. Carbon present in...
11th Chemistry NCERT notes

Electromeric Effect (E effect)

The electrom’eric effect refers to the polarity produced in a multiple bonded compound when it is attacked by a reagent when a double or...
11th Chemistry NCERT notes

Resonance Structure & Resonance Effect

Resonance Structure A number of organic compounds cannot be accurately represented by one structure. For example, benzene is ordinarily represented as This structure has three C-C...
11th Chemistry NCERT notes

Electron Displacement Effects in Covalent Bonds

Electronic displacements in covalent bonds occurs due to the presence of an atom or group of different electronegativity or under the influence of some...
11th Chemistry NCERT notes

Fundamental Concepts in Organic Reaction Mechanism

In an organic reaction, the organic molecule (also referred as a substrate) reacts with an appropriate attacking reagent and leads to the formation of...
11th Chemistry NCERT notes

Isomerism & Stereoisomerism

Isomerism The phenomenon of existence of two or more compounds possessing the same molecular formula but different properties is known as isomerism. Structural Isomerism: Compounds having the...
11th Chemistry NCERT notes

Nomenclature of Organic Compounds

Trivial System It is the oldest system in which names are derived from source or some property. These are mainly derived from Latin or Greek...
11th Chemistry NCERT notes

Classification of Organic Compounds

Acyclic or Open chain compounds: These compounds are also called as aliphatic compounds and consist of straight or branched chain compounds, for example: Closed or Cyclic...
11th Chemistry NCERT notes

Organic compounds- Introduction

Organic compounds are the hydrocarbons and their derivatives and organic chemistry is that branch of chemistry that deals with the study of these compounds. Tetravalency...