NEET UG Chemistry — Organic Chemistry previous year questions with solutions.
The IUPAC name of 
The major organic product in the reaction, $\mathrm{CH}_3-\mathrm{O}-\mathrm{CH}\left(\mathrm{CH}_3\right)_2+\mathrm{HI} \rightarrow$ products is:
Ethylene oxide when treated with Grignard reagent yields:
Which of the following is not a chiral compound?
A carbonyl compound reacts with hydrogen cyanide to form cyanohydrine which on hydrolysis forms a racemic mixture of $\alpha$-hydroxy acid. The carbonyl compound is:
The general molecular formula, which represents the homologous series of alkanols is:
Which one of the following is a peptide hormone?
Electrolytic reduction of nitrobenzene in weakly acidic medium gives:
Product of the following reaction: $\mathrm{CH}_3 \mathrm{C} \equiv \mathrm{CH}_2 \mathrm{CH}_3 \underset{\text { (ii) hydrolysis }}{\stackrel{\text { (i) } \mathrm{O}_3}{\longrightarrow}}$ are
Which one of the following alkenes will react faster with $\mathrm{H}_2$ under catalytic hydrogenation conditions?
The major organic product formed from the following reaction: 
Which functional group participates in disulphide bond formation in proteins?
The chirality of the compound 
Which amongst the following is the most stable carbocation?
Name of some compounds are given. Which one is not in accordance with IUPAC system?
Which one of the following compounds is most acidic?
In a set of reaction acetic acid yielded a product 'd'. 
The best method for the separation of naphthalene and benzoic acid from their mixture is::
Aniline in a set of reactions yielded a product ' $d$ ':  The structure of the product ' $d$ ' would be
The cell membranes are mainly composed of:
Which of the following undergoes nucleophilic substitution exclusively by $\mathrm{S}_{\mathrm{N}} 1$ mechanism?
Which one of the following pairs represents stetreoisomerism?
The helical structure of protein is stabilized by:
Number of chiral carbon in $\beta-D-(+)$ glucose is: