In the reaction,$2 A + \text{dry silver oxide} \xrightarrow{\Delta} \text{ether} + 2 \operatorname{Ag} X$,$A$ is a/an

The rate of $S_{N}2$ reaction is maximum when the solvent is

Which of the following compounds will not give a precipitate with $AgNO_3$?

Some alkyl halides undergo substitution whereas some undergo elimination reaction on treatment with bases. Discuss the structural features of alkyl halides with the help of examples which are responsible for this difference.

For the given reaction $R-C(R_1)(R_2)-X \xrightarrow{HOH} R-C(R_1)(R_2)-OH$,which substrate will give maximum racemisation?

Find the reactants which on heating with alcoholic $KOH$ produce the compound $CH_3-CH_2-CH_2-CH=CH_2$.
$(i) \ CH_3-CH(Br)-CH_2-CH_2-CH_3$
$(ii) \ CH_3-CH_2-CH(Br)-CH_2-CH_3$
$(iii) \ CH_3-CH_2-CH_2-CH_2-CH_2Br$
$(iv) \ CH_3-CH_2-CH_2-CH(Br)-CH_3$