$PhMgBr + (CH_3)_2CH-OH \to A$. Identify the product $A$.

An organic compound $(A)$ reacts with sodium metal to form $(B)$. When $(A)$ is heated with concentrated $H_2SO_4$,it forms diethyl ether. What are $(A)$ and $(B)$ respectively?

$Ph-CH=CH-CH_3$ $\xrightarrow[H_2O_2/OH^-]{B_2H_6/THF}$ Products. Reaction $(A)$
$CH_3-CH=CH-Ph$ $\xrightarrow[NaBH_4]{Hg(OAc)_2/H_2O}$ Products. Reaction $(B)$
Which statement is correct?

An alcohol $X$ $(C_4H_{10}O)$ reacts with concentrated $HCl$ at room temperature to give $Y$ $(C_4H_9Cl)$. Reaction of $X$ with copper at $573 \ K$ gives $Z$. What is $Z$?

Write the reactions for the conversion of methanol into ethanol,propan-$2$-ol,and $2$-methylpropan-$2$-ol.

Which of the following has the highest boiling point?