The number of moles of protons which can be easily given by $1 \ mole$ of $but-1-yne$ is:

What is formed when acetylene reacts with hypochlorous acid?

$A$ mixture of ethane,ethene,and ethyne is passed through ammoniacal $AgNO_3$ solution. The gases which remain unreacted are

$But-1-yne$ reacts with cold alkaline $KMnO_4$ to produce:

Which hydrocarbon can react with sodium in liquid ammonia?

Consider the following sequence,where $A$ can be:
$A$ $(C_{3}H_{6}Cl_{2})$ $\xrightarrow[2. \, H^{+} \, (mild)]{1. \, \text{alcoholic } KOH / \Delta, \text{ followed by } NaNH_{2} / \Delta}$ $B$ $\xrightarrow[H_{2}O_{2} / OH^{-}]{B_{2}H_{6}}$ $C$
$A$ $\xrightarrow{aq. \, KOH \, (excess)}$ $C$
Identify $A$.