organic chemistry Questions

Consider the acidity of the following carboxylic acids:
(1) $\text{PhCOOH}$
(2) $\text{o}–{\text{NO}}_2{\text{C}}_6{\text{H}}_4\text{COOH}$
(3) $\text{p}–{\text{NO}}_2{\text{C}}_6{\text{H}}_4\text{COOH}$
(4) $\text{m}–{\text{NO}}_2{\text{C}}_6{\text{H}}_4\text{COOH}$
Which one is the most acidic?

Which of the following compounds is not chiral?

Among the following compounds, which can be dehydrated very easily?

Which of the following undergoes a reaction with $50\%$ sodium hydroxide solution to give the corresponding alcohol and acid?

Which one of the following is reduced with zinc and hydrochloric acid to give the corresponding hydrocarbon?

Acetyl bromide reacts with an excess of ${\text{CH}}_3\text{MgI}$ followed by treatment with a saturated solution of ${\text{NH}}_4\text{Cl}$ to give:

On mixing ethyl acetate with aqueous sodium chloride, the composition of the resultant solution is:

The compound formed on heating chlorobenzene with chloral in the presence of concentrated sulphuric acid is:

Which of the following is the strongest base?

For which of the following parameters would the structural isomers ${\text{C}}_2{\text{H}}_5\text{OH}$ and ${\text{CH}}_3{\text{OCH}}_3$ be expected to have the same values? (Assume ideal behavior)

Amongst the following compounds, the optically active alkane having the lowest molecular mass is:

The rate of the reaction is fastest when $Z$ is:

Which of the following will have a meso-isomer also?

Which one of the following does not have $s{p}^2$ hybridized carbon?

The IUPAC name of the compound shown below is:

Which one of the following has the minimum boiling point?

The ammonia evolved from the treatment of $0.30\text{g}$ of an organic compound for the estimation of nitrogen was passed in $100\text{mL}$ of $0.1\text{M}$ sulphuric acid. The excess of acid required $20\text{mL}$ of $0.5\text{M}$ sodium hydroxide solution for complete neutralization. The organic compound is:

The compound formed in the positive test for nitrogen with the Lassaigne solution of an organic compound is: