Give reason for the following : `CH_2=CH^-` is more basic than `HC≡C^-`.

Account for the following : (a) (CH_(3))_(2)NH is a stronger base than NH_(3) (b) CH_(3)CH_(2)NH_(2) is more basic than CH_(3)CONH_(2) (c) Aniline is less basic than Ethyl amine (d) On sulphonation of aniline, p-amino benzene sulphonic acid is formed.

Give reasons for the following: (CH_(3))_(3)P=O exists but (CH_(3))_(3)N =O does not.

Explain why N(CH)_3)_3 is more basic than N(SiH_3)_3 .

CH_(3)- NH_(2) is more basic than ammonia . Why ?

Give IUPAC names of the following compounds : (i) CH_3CH_2-CH=C=CH_2

.Write the IUPAC name of the following compound:- CH_2 = C = CH_2

Write the IUPAC names of the following compounds : CH_2=CH-C-=C-CH_3

Write IUPAC names of the following compounds: CH_2=CH-C-=C-CH_3

Which reagent can be used for the following conversion ? HC-=CH to H_2C=CH_2

Give IUPAC names of the following compounds : (iii) CH_2=CH=CH(CH_3)-(CH_3)C=CH_2