SureDen
Chemical properties of Alkene
Alkenes are more reactive than alkanes due to the presence of a double bond. The carbon-carbon double bond consists o
Salt and complex
Difference between Salt and Complex:-
When a double salt is dissolved in water it loses its id
Laboratory preparation of aniline
Aniline was first prepared by Unverdorben by dry distillation of indigo. In the laboratory, it can be prepared by the reduction of nitrobenzene with tin and hydrochloric acid(HCL).
Double Fertilisation
The pollen tube releases the two male gametes into the cytoplasm of the synergid .One male gametes
fuses with egg cell
Physical properties of aliphatic aldehydes and ketones
Aldehydes and ketones are simple compounds which contain acarbonyl group - a carbon-oxygen d
Dienes are unsaturated hydrocarbons containing two carbon-carbon double bonds per molecule. Their general formula is CnH2n-2. Dienes and alkynes are func
General methods of preparation of alkanes
(i) Decarboxylation :
(a) Decarboxylation means removal of CO2 fro
The molecular formula of benzene has been found from analytical data, to be C6H6. Relatively higher proportion of carbon and addition of chlorine to benzene molecule indicate
DNA replication:
Duplication of one parental strand of DNA to form new daughter strand by following the law of semiconservativeness. And the newly
Process of Recombinant DNA Technology
Recombinant DNA technology involves the following steps:
Chemical properties of aliphatic aldehydes and ketones
ADDITION REACTIONS
Aldehydes and ketones are reduced to the corr
Biotechnology in agriculture:
Biotechnology can be used in:
Agro-chemical-based agriculture.
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Covalent Bond:-Lewis – Longmuir Concept:-
Langmuir in. 1919 improved Lewis
Structure of RNA and DNA:- The complete structure of Nucleic acid is discussed under the two heads:
Primary Structure
DNA: Deoxiribonucleic acid
DNA is a thread like polymer of deoxyribonucleotides. The length of DNA is defined as number of nucleotides present in i
Introduction, structure of carbonyl group, nomenclature and isomerism in carbonyl compound
An aldehyde is either a functional group consisting of a
Plastids:
Double walled, DNA containing largest organelle in plant cells discovered by Haeckel
Type of plastids:
Types of redox reaction
1. Reactants are substances that take part in a chemical reaction, while products are the new substances
Tracovalency
A carbon atom has a total of six electrons occupying the first two shells, i.e., the K-shell has two electrons and the L-shell has fou
IUPAC system and IUPAC rules of naming hydrocarbon
IUPAC stands for International Union of Pure and Applied Science
Nomenclature
Cell: The Unit of Life
Cell:
It is the basic structural and functional Unit of life.
Dis
Biomolecules
Biomicromolecules:
All living organism, from microbes to mammals, are composed of chemical substan
Nucleophilic Addition Reactions
Being unsaturated, aldehydes and ketones undergo addition reactions. They have a polar carbonyl group. The carbon o
A particle executing S.H.M. possesses two types of energy : Potential energy and Kinetic energy
(1) Potential energy : This is an accou
CHEMICAL REACTIONS AND EQUATIONS
Writing a Chemical Reaction
Types of Chemical Reaction
Oxidation &
VIRUSES, VIROIDS AND LICHENS
Pasteur coined the term virus, which means Venom / poison.
Virus: The viruses are non-cellular organisms th
Step 1: Order of Priority: The four different groups attached to the chiral carbon atom are assigned a priority or order or precedence 1, 2, 3 or 4 on the bas
Effect of constituents on the acidic strength of carboxylic acid
Since carboxyl group consists of carbonyl and hydroxyl groups, it is expected that
Nomenclature of aliphatic amines
Aliphatic amines are named by adding the suffix amine to the name of the alkyl group and it is written as one word
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