Identify the hydrocarbon compound from the following containing carbon atoms in the range of $C_{6}$ to $C_{8}$?

Formation of alkane by the action of $Zn$ on alkyl halide is called

If $CH_4$ is known as methane,then $C_9H_{20}$ is known as

Assertion $(A)$: Cyclohexane is the most stable cycloalkane.
Reason $(R)$: Cyclopropane and cyclobutane are less stable due to angle strain and torsional strain.
The correct answer is

Ethyl iodide and $n$-propyl iodide are allowed to undergo Wurtz reaction. The alkane which will not be obtained in this reaction is

Which of the following isomeric heptanes can yield seven different monochlorinated products upon free radical chlorination?