Author: ankushmaster

Stobbe reaction and its Mechanism

It is a type of condensation reaction that involves the condensation of an aldehyde or ketone with succinic ester in the presence of sodium ethoxide or Potassium ethoxide to yield unsaturated ester acid . The complete reaction is as below. The mechanism involves 3 steps , and firstly the succinate is treated with base to

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How the age of mummies , dead bodies and fossils is calculated?

The aging of different organisms is mainly calculated by the special technique called the Radiocarbon dating. In this technique the age of any specimen is calculated on the basis of the present amount of an isotope of a particular element. Isotopes are the atoms of an element that have same atomic number but different atomic

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The Contentment

Let the final goal be, the contentment. I agree the path is luring, The race is never ending. The possibility of getting better, And the feeling of completion is pending. One may succeed, no doubt, Just watch before spending. You may get the whole world in your packet, Technologies change, Like the speed of rocket.

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Why aeroplane leaves behind white trail in winters or cool weather ?

Hi guys today we are going to talk about the white trail formation during the winter,  when an aeroplane flies. To understand this phenomenon we must be aware of the combustion process taking place at the time of working of engine. During the combustion process, carbondioxide and water vapours are the major products. The water

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What is the shielding effect? How does it affect the size of an element?

The shielding effect , is seen when the electrons of inner shells shield the outer shell electrons from the nuclear charge. And this decreases the effective nuclear charge for the outer shell electrons. And hence they are less attracted towards the nucleus. This happens because of the higher penitration of the inner shell electrons. The

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