How many Faradays of electricity is required to produce 4.8 g of Mg at cathode in the electrolysis of molten $\mathrm{MgCl}_2$ ? (Molar mass of $\mathrm{Mg}=24 \mathrm{~g} / \mathrm{mol}$ )

Which of the following compound is highly reactive towards HCN?

What is the range of number of carbon atoms in alkanes found in paraffin wax?

Which of the following amines is most basic in nature in aqueous phase?