$C_2H_5OH + 4I_2 + 3Na_2CO_3 \longrightarrow X + HCOONa + 5NaI + 3CO_2 + 2H_2O$
In the above reaction,'$X$' is

Point out the incorrect synthesis.

An alcohol $X$ $(C_5H_{12}O)$ on dehydration gives $Y$ (major product). Reaction of $Y$ with $HBr$ gave $Z$ ($C_5H_{11}Br$,major product). $Z$ undergoes nucleophilic substitution in two steps. What are $X$ and $Y$?

When glycerol is treated with excess of $HI$,it produces:

Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium iodide?

Methanol and ethanol are miscible in water due to