Organic Compounds: Classification, Historical Development, and Importance
What are Organic Compounds? The compounds Which are generally derived or obtained from living organisms (plants,animals and microorganism) are called Organic compounds. whereas “inorganic” compounds are obtained from non-living sources (rock, salts,minerals,sea sources, As the organic compounds mostly contain carbon so it is is also called cabon compounds. The branch of chemistry which deals with […]
MCQ ON AROMATIC CARBOXYLIC ACID(BENZOIC ACID)
What is the pKa value of benzoic acid? A) 3.19 B) 4.19 C) 5.19 D) 2.19 Answer: B Explanation: Benzoic acid has a pKa of 4.19, indicating it is a weak acid. Why are aromatic carboxylic acids generally more acidic than aliphatic carboxylic acids? A) Due to +I effect of the alkyl chain B) Resonance […]
Arene Diazonium Salt (Aryl Diazonium Salt)
Arene Diazonium Salt (Aryl Diazonium Salt) The diazonium salt has general formula ArN2+X–. Ar is stand for the aryl group X– = Cl–, Br–, HSO4–, BF4– These are named as Parent hydrocarbon + diazonium +corresponding anion name of a compound For example C6H5N2+Cl– -Benzene diazonium Chloride (BDC) C6H5N2+BF4– – Benzene diazonium tetra fluro borate. C6H5N2+HSO4– […]
Phenol
Phenol When a hydrogen atom is replaced by –OH group in aromatic hydrocarbon phenols are formed. Depending upon the presence of number of –OH group, Phenol may be classified as monohydric, dihydric, trihydric or polyhydric phenol. Some examples of Phenol Preparation Phenol is known as Carbolic acid; first it was isolated from coal tar, Now […]