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(a) How is aniline obtained from benzene?
(b) Why are the secondary amines more basic than primary amines? Describe.
(c) Write the complete chemical reactions for the conversion of aniline to sulphanilic acid.
(d) Mention two significant uses of sulphanilic acid.
(e) Write a chemical reaction of aniline which may differentiate it from ethylamine.
When the azimuthal quantum number has a value of l= l , the shape of the orbital is : (1) Unsymmetrical (2) Spherically symmetrical (3) Dumb-bell (4)Complicated Ans:
Q. Illustrate phase diagram? Ans. There are two things which influence phase change: 1. The pressure exerted on the surface of a substance. 2. The addition or rele
Preparation Of Raw Materials For Processing All the incoming raw materials, including packaging materials, should be evaluated and monitored to prevent potential contamination
A baseball weighs 5.19oz oz . What is the kinetic energy in joules of this baseball when it is thrown by a major-league pitcher at 93.0mph mph ?
Which of the following has the least energy: (1) 2p (2) 3p (3) 2s (4) 4d Ans: 2s
what is the silver salt
Drugs or Medicines from plants 1. Bark of willow tree that consists of salicylic acid. It is employed to take relief from fever and pain. 2. Alkaloid Reserpine that is taken
Dehydration or Decarboxylation of acids by MnO/300°C (1) This reaction occurs among two molecules of carboxylic acids. Both can be the same or different. (2) If one of the c
describe any three types of EDTA titrations.
what is point function
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