Acetic acid reacts with sodium metal at room temperature to produce

Which of the following carboxylic acids is difficult to decarboxylate?

What happens when $LiAlH_4$ is added to an ester?

The compounds that produce $CO_2$ with aqueous $NaHCO_3$ solution are:
$A$. Benzoic acid
$B$. Phenol
$C$. $2,4,6$-Trinitrophenol (Picric acid)
$D$. Cyclohexanecarboxylic acid
$E$. $4$-Methoxyphenol
Choose the correct answer from the options given below:

$Ph-COOH + C_2H_5-^{18}OH \xrightarrow{Conc. H_2SO_4} \text{Major product will be}$

Amongst the following compounds, the one which would not respond to iodoform test is