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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.
Disperse dyes: These dyes are utilized to colour synthetic fabrics for example orlon, polyesters, nylon and cellulose acetate that comprise tightly bounded structures. The dyes
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Elements of symmetry
how carbon tetra-valency lead to stability?
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The value of the energy for the first excited state of hydrogen atom will be: (1) - 13.6 ev (2)- 3.40 eV (3) -1.51eV
Which electronic configuration is not observing the ( n+ 1) rule: (1) 1s 2 , 2s 2 , 2p 6 , 3s 2 , 3p 6 , 3d 1 , 4s 2 (2) 1s 2, sp 2 , sp 6 , 3s 2 , 3p 6 , 3
Draw a figure to show splitting of degenerate d orbitals in an octahedral crystal field. How does the magnitude of decide the real configuration old orbitals in a difficult enti
NaOH + K2Cr2O7 ---> HCo + NaHCO3 ---> HCo + NaOH ---> CuSo4 + NaOH ---> CH3COOH + NaHCO3 ---> PbNO3 + KI --->
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