PCR Protocol | A Step by Step Procedure
The polymerase chain reaction, or PCR, was originally developed by Kary Mullis, who won the Nobel Prize for this in 1993. The PCR is a laboratory technique that is used …
Chemistry
Chemistry is the science of study of matter in finest sense, its interactions and existence.
Limit Test for Arsenic with Apparatus and Reaction
Arsenic is a heavy metal that is very harmful. Besides, as an impurity, it also creates instability in pharmaceutical preparations. However, it is impossible to avoid arsenic impurity from being …
Nitrogen Electron Configuration | Reactions of Valence Electrons
Nitrogen is present in group 15 of the periodic table. Nitrogen has an atomic number of seven and a mass number of 14.01u. Thus in a neutral atom of nitrogen, …
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Electrons in Carbon |Their Valency and Configuration.
Carbon belong to the 2nd period of the periodic table. It is located in ‘P’ block. Thus the outermost electrons of the atom are present in the ‘P’ orbital. It …
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Alcohol Reactions in Organic Chemistry and Synthesis
The alcoholic functional group is the –OH or hydroxyl group attached to a carbon atom. Alcohol contains one or more hydroxyl groups directly attached to the carbon atom of an …
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Characteristics of Magnesium, its Properties and Uses
Magnesium is an element of S-block. Its atomic number is 12, and the mass number is 24.305u. It has an atomic radius of 160pm. It belongs to the 2nd group …
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Potassium Properties, Reactions and Uses
Potassium has an atomic number 19 and is located in group 1 of the s-block. It is located in the fourth period. It is classified under alkali earth metals as …
Beryllium Metal Properties, Reactions and Uses
Beryllium has an atomic number 4 and is the first element of the 2nd group of the periodic table. It is classified as an alkaline earth metal. Beryllium is a …
Examples of a Pure Substance in Our Daily Life
A pure substance is one which is made up of a same type of molecule.And in real life we come across very few examples of pure substances. A substance can …
Atomic structure | Models and Experiments in Detail
At the initial point of the 19th century, a British chemist John Dalton proposed the atomic theory. This could successfully explain the law of conservation of mass and constant proportion. …
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