Which of the following cycloalkanes gives an open-chain compound when it reacts with bromine?

Petroleum ether can be used as

The reaction of lithium di-$3-$pentylcuprate with ethyl bromide yields an alkane with the molecular formula $C_7H_{16}$. What is the structure of the alkane?

Which of the following statements is false for isopentane?

Match the column $I$ with column $II$ to identify the products of oxidation of alkanes and mark the appropriate choice.

Column $I$	Column $II$
$A$. $(CH_3)_3CH + O_2 \xrightarrow{KMnO_4} (CH_3)_3COH$	$i$. $CH_3COOH + H_2O$
$B$. $2CH_4 + O_2 \xrightarrow[100 \ atm]{Cu/523 \ K} 2CH_3OH$
$C$. $CH_4 + O_2 \xrightarrow[\Delta]{Mo_2O_3} HCHO + H_2O$	$iii$. $2CH_3OH$
$D$. $CH_3-CH_3 + \frac{3}{2}O_2 \xrightarrow{(CH_3COO)_2Mn} CH_3COOH + H_2O$	$iv$. $HCHO + H_2O$

Which of the following reactions will not give propane?