Anisole can be prepared by the action of methyl iodide on sodium phenate. The reaction is called:

How is $1-$propoxypropane synthesized from propan$-1-$ol? Write the mechanism of this reaction.

The value of $n$ in the given reaction is:

Match the starting materials given in Column-$I$ with the products formed by these (Column-$II$) in the reaction with $HI$.

Column-$I$	Column-$II$
$(A)$ $CH_3-O-CH_3$	$(1)$ $C_6H_5OH + CH_3I$
$(B)$ $(CH_3)_2CH-O-CH_3$	$(2)$ $(CH_3)_3C-I + CH_3OH$
$(C)$ $(CH_3)_3C-O-CH_3$	$(3)$ $C_6H_5I + CH_3OH$
$(D)$ $C_6H_5-O-CH_3$	$(4)$ $CH_3OH + CH_3I$
	$(5)$ $(CH_3)_2CHOH + CH_3I$
	$(6)$ $(CH_3)_2CH-I + CH_3OH$
	$(7)$ $(CH_3)_3COH + CH_3I$

An aromatic ether is not cleaved by $HI$ even at $525 \ K$. The compound is

One mole of an organic compound $A$ with the formula $C_{3}H_{8}O$ reacts completely with two moles of $HI$ to form $X$ and $Y$. When $Y$ is boiled with aqueous alkali,it forms $Z$. $Z$ answers the iodoform test. The compound $A$ is