The reagent used in Wolff-Kishner reduction is

The major product ‘$A$’ in the given reaction is:
$\text{Benzaldehyde} + \text{Acetophenone} \xrightarrow[293 \text{ K}]{OH^-} \text{'A' (Major product)}$

Predict the products in the given reaction.

Ethylene is converted to $X$ on passing through a mixture of an acidified aqueous solution of palladium chloride and cupric chloride. Which of the following reagents readily take part in addition reaction with $X$?

The end product $(B)$ of the above reaction is:

The product $(A)$ of the following reaction is: