2–Methylbutane on reacting with bromine in the presence of sunlight gives mainly:

An alkyl bromide [x] reacts with sodium in ether to form 4, 5–diethyl-octane, the compound 'x' is

Alkyl halides react with sodium metal to give :

Of the five isomeric hexanes, the isomer which can give two monochlorinated compounds is

Ethane is formed by the reaction of methyl iodide and sodium metal in dry ether solution. The reaction is known as

Which one of the following cannot be prepared by Wurtz reaction?

$C_5{H}_{11}Cl(A)C\_5H\_\{11\}\; Cl(A)$ by Wurtz reaction forms 2, 2, 5, 5–tetramethyl hexane as main product. Hence, A can be

Heating a mixture of sodium benzoate and soda lime gives

$C_6{H}_{12}(A)C\_6H\_\{12\}(A)$ has chirality but on hydrogenation, A is converted into $C_6{H}_{14}(B)C\_6H\_\{14\}(B)$ in which chirality disappears. A is

1–phenylpropene on reaction with HBr gives