Origin of Life

Origin of Life

The sentence “Origin of Life” was fist explain by Stanley Miller (1950) in his book names “Early Earth”. This lecture briefly describe on formation of Simple…
Atmospheric Chemistry

Atmospheric Chemistry

Prime purpose of this lecture is to explain on Atmospheric Chemistry. This lecture focus on four individual things: Formation of the Atmosphere; The Early Atmosphere; Origin of Life…
Derivatives of Acid Chlorides

Derivatives of Acid Chlorides

Basic purpose of this lecture is to describe on Derivatives of Acid Chlorides. Here briefly describe on what else can be used to convert a carboxylic…
Chromatography

Chromatography

Prime objective of this lecture is to preseny Thin Layer Chromatography. It works with series of spots forms, measure Rf values and Coloured compounds & colourless compounds. Chromatogram…
Intermolecular Forces

Intermolecular Forces

Major objective of this lecture is to discuss on Intermolecular Forces.  Covalent bonds exist between atoms within a molecular compound, these covalent bonds are called intramolecular…
Polar Molecules

Polar Molecules

Basic objective of this lecture is to focus on Polar Molecules. This lecture briefly presented on are molecules that contain polar bonds necessarily polar and determine if…
Chemical Bonding Overview

Chemical Bonding Overview

General objective of this lecture is to focus on Chemical Bonding. Here major focus to describe on Covalent Bonding, Ionic and Metallic Bonding, Electronegativity, Molecular Shape, Polarity, Ionic Crystals, Network Solids and Intermolecular…
Electronegativity

Electronegativity

Electronegativity is the type of bond formed between a pair of atoms is determined by the ability of the atoms to attract electrons from the…
Chemical Bonding

Chemical Bonding

Major purpose of this lecture is to discuss on Chemical Bonding.  A chemical bond results from strong electrostatic interactions between two atoms. The nature of the…
Carboxylic Acids

Carboxylic Acids

Basic objective of this lecture is to discuss on Carboxylic Acids and their derivatives. Here also Physical properties of alcohols Molecules have attractive forces between the molecules called hydrogen…
Buoyancy

Buoyancy

General objective of this lecture is to describe on Buoyancy. Buoyancy is the ability of an object to float. It is related to the object’s density. Density is…
Boyle’s Law

Boyle’s Law

Major objective of this lecture is to explain on Boyle’s Law. Law States that: ‘for a fixed mass of gas kept at constant temperature the volume of…
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