The reaction of calcium carbide with water produces.......

The reaction $R-C \equiv C-R \xrightarrow{H_2 / \text{Lindlar's catalyst}}$ gives the major product as ..............

What is the product formed when $CH_3CH_2CHCl_2$ is treated with $NaNH_2$?

To synthesize the unsymmetrical alkyne $CH_3-C\equiv C-CH_2-CH_3$,the reagents needed would be:

$CH \equiv CH + CO + H_2O \xrightarrow{Ni(CO)_4} \text{Product}$. For this reaction,which statement is false?

Which of the following reagents will be able to distinguish between $but-1-yne$ and $but-2-yne$?