How many elements would a period can maximum comprise of if there were ten periods in the periodic table?
The formula to determine the number of elements in a given period is if n is even => ((n+2)2)/2 if... View Article
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Write a short note on Libermanns nitroso test.
Libermann’s nitroso test is the test used for the confirmation of the phenol group. Phenol is a hydroxyl group (-OH) on... View Article
How many structures are possible for H2SO5?
H2SO5 being an inorganic acid only one structure is possible for H2SO5. It contains two double bonded oxygen atoms which... View Article
Define kharasch effect.
Kharasch effect was first explained by Morris Selig Karasch. It is also known as the peroxide effect. Kharasch effect The... View Article
H2S is less acidic than H2Te. Give reason.
H2S is less acidic than H2Te due to the following reasons On moving down the group the size of the... View Article
List out few General Characteristics of Organic Compounds
The general characteristics of Organic Compounds are: Organic compounds include complex structures and high molecular weights. These are soluble in... View Article
Explain the conversion of phenol to benzene.
Benzene is a cyclic hydrocarbon with a chemical formula C6H6, that is, each carbon atom in benzene is arranged in... View Article
Which compounds give the iodoform test?
The iodoform test is a qualitative chemical test for the identification of ketones and aldehydes carrying an alpha-methyl group. The... View Article
Arrange the folowing elements in the order of negative inductive effect : NH3+, NO2,CN,CHO ,CO,COOH ,CONH2 ,F,Cl , Br ,I ,OH , OR, NH2,COCl,C6H5 , H SO3H
Let us first know about the inductive effect When an electron-releasing or an electron-withdrawing species is introduced to a chain... View Article
Why bleaching action of Chlorine is permanent while that of sulphur dioxide is temporary?
Bleaching is the procedure of eliminating natural and/or acquired colouring substances from raw textile material in order to decolourize it.... View Article
Write the steps to convert methane to ethane.
Answer: Methane – Methane is the simplest of saturated hydrocarbons with a chemical formula CH4. It consists of four hydrogen atoms... View Article
Give the formula for Borax.
Na₂[B₄O₅(OH)₄]·8H₂O What is borax? Borax is a compound consisting of an elementary substance called boron, united to oxygen and soda. Borax... View Article
Gem-dihalides are named as alkylidene halides. Explain
The dihalogen compounds in which both the halogen atoms are attached to the same carbon are called gem halides. The... View Article
Define tranquilizers with an example.
Tranquilizers are a medicinal drug that helps in reducing stress and anxiety. This can even act as a medicine for... View Article
Define Mutarotation.
Mutarotation is described as the change in the optical rotation due to the in equilibrium between the two anomers. Cyclic... View Article
Glass is called super cooled liquid. Give reason
Glass is an inorganic solid and non-crystalline material that is transparent in appearance. It is produced by combining silica, calcium carbonate... View Article
Explain the role of dry ether in Wrutz reaction.
As sodium is highly reactive a less reactive solvent must be used. Hence dry ether acts as a polar and... View Article
Write a short note on Lucas test.
This test is used to differentiate between the different classes of alcohol. This test helps to know whether the alcohol... View Article
Define metamerism
It is a type of isomerism in which compounds having the same molecular formula but different alkyl groups on either... View Article
Explain the reason behind the dimerisation of NO2.
The presence of an unpaired electron on nitrogen makes it very reactive. It tries to dimerize and form a stable... View Article
