Which of the following acids on Kolbe’s electrolysis gives ethane?

What is the catalyst used in the hydrogenation of acetyl chloride to produce ethanal?

Which of the following pairs do not give the same compound on heating with alkaline potassium permanganate?

Which among the following has the most unpleasant odour?

Which of the following will be the main group when present in a compound together?

Benzoic acid is almost insoluble in which of the following solvents?

Acidic hydrolysis of ethyl benzoate directly gives benzoic acid.

What is the correct order of reactivity of the following towards nucleophilic addition?