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Classification of Copolymers:
They are classified as:
Classification based upon source of ava
Classification of magnetic materials:
Diamagnetic substances: Diamagnetic substances ar
Classification of antibiotics
Broad spectrum antibiotics:- They kill or inhibit a wide range of gram-positive and gram-negat
Crystalline Solids:
Amorphous solids are very useful but most of the solids are crystalline in nature due to thermodynamically favorable conditions
Introduction of alcohols
The hydroxy derivatives of aliphatic hydrocarbons are called alcohols. When one, two or more hydrogen atoms of a hyd
Genesis of periodic classification:-
(1) Doberneir triad / law of triad:- He arranged similar elements in groups of three an
Classification:
Haloalkanes can be classified into three groups:
Primary halogenoalkanes
In a primary (1°
Energy bands in solids consists of three parts
Valence &n
Ionisation Energy / Ionisation Enthalpy (I.E.)
It is amount of energy required to remove most loosely bound electron from gaseous atom to form gase
Periodic Properties:- The properties which are directly / indirectly related to their electronic configuration and which show a regular gradation when we move
Classification of ether
Ethers are known as symmetrical, if the two alkyl or aryl groups attached to the oxygen atom are same.
The process of grouping living organisms into convenient categories based on simple characters is known as Biological Classification.
Firstly
There are different types of classification of organisms
1. Artificial Classification
2. Natural CLassification
3. Phylogene
Attemps to Classify
In this chapter, we will describe Plantae kingdom under Algae, Bryophytes, Pteridophytes, Gymnosperms and Angiosperms. At pres
Classification of Drugs
On the basis of Pharmacological Action:- It is useful for docto
Classification of solids – Solids can be classified into two types on the basis of the arrangements of their constituent particles (atoms, molecules or ions). These
Modern periodic law:- It is based upon Moseley’s saying that physical and chemical properties of elements are function of their atomic number.
Polymer:
Polymer or Macromolecules are very high moleculer mass (103-107u) Substances which are formed by the joining of repe
Taxonomical Aids
Taxonomy is the branch of biology that deals with identification, naming, and classification of organisms.
Ta
CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES
Elements:- An element is usually defined as the simplest form of a pure s
Chemical Properties and Periodicity:-
(1) Valency:- (a) It is the combining capacity of an element.
Classification of reaction:- (On the basis of rate (speed))
1. Very fast reaction:- Which takes place instantane
Classification of Proteins:-
(A). On the basis of Molecular Structure – On the basis of their molecular structure proteins a
Phylogenetic classification system
Numerical Taxonomy: It is based on all morphological and observable ch
Mode of classification:
Here,individuals are classified on the basis of:
1) Arrangement of cells (level of organization
Some basic concepts in chemistry:-
MatteràIts anything that occupies space, possesses mass and can be fel
Colloidal State:-
Thomas Graham classified the substances on the basis of their diffusion through the animal or vegetable membrane (SPM). The aq.
Fruits and seeds
Fruit and Seeds :
The fruit is a ripened ovary mostly developed after fertilization.
Solution is that type of colloidal system which has solid as dispersed phase and liquid as dispersion medium e.g. paints, muddy water etc. Sols may be classified as Lyophilic
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