Which from following expressions is used to find the cell potential of $$\mathrm{Cd}_{(\mathrm{s})}\left|\mathrm{Cd}_{(\mathrm{aq})}^{++}\right|\left|\mathrm{Cu}_{(\mathrm{aq})}^{+}\right| \mathrm{Cu}_{(\mathrm{s})}$$ cell at $$25^{\circ} \mathrm{C}$$ ?

Which of the following is formed when propene is heated with bromine at high temperature?

Identify the product '$$B$$' in the following sequence of reactions.

$$\mathrm{CH}_3 \mathrm{Br} \xrightarrow{\mathrm{KCN}} \mathrm{A} \xrightarrow{\mathrm{NaC}_2 \mathrm{H}_3 \mathrm{OH}} \mathrm{B}$$

Identify '$$\mathrm{A}$$' in the following reaction.

A+ Acetic anhydride $$\xrightarrow{\mathrm{H}^{+}}$$ Aspirin + Acetic acid