NEET UG Chemistry — Organic Chemistry previous year questions with solutions.
The hormone that helps in the conversion of glucose to glycogen is:
Using anhydrous $\mathrm{AlCl}_3$ as catalyst, which one of the following reactions produces ethylbenzene $(\mathrm{PhEt})$ ?
The correct statement in respect of protein haemoglobin is that it:
Which one of the following can be oxidised to the corresponding carbonyl compound?
Aniline when diazotised in cold and then treated with dimethyl aniline gives a coloured product. Its structure would be:
Which of the following is least reactive in a nucleophilic substitution reaction?
Camphor is often used in molecular mass determination because
The molecular formula of diphenyl methane:  How many structural isomers are possible when one of the hydrogen is replaced by a chlorine atom?
A sequence of how many nucleotides in messenger RNA makes a codon for an amino acid?
Which of the following structures represents the peptide chain?
The $\mathrm{OH}$ group of an alcohol or the$\mathrm{COOH}$ group of a carboxylic acid can be replaced by $-\mathrm{Cl}$ using:
Which one of the following will not form a yellow precipitate on heating with an alkaline solution of iodine?
Reaction of $\mathrm{HBr}$ with propene in the presence of peroxide gives:
Which of the following pairs of compounds are enantiomers?
Glycolysis is:
Which one of the following orders of acid strength is correct?
The correct order of reactivity towards the electrophillic substitution of the compounds aniline (I), benzene (II) and nitrobenzene (III) is:
In this reaction: $\begin{aligned} \mathrm{CH}_3 \mathrm{CHO}+\mathrm{HCN} & \rightarrow \mathrm{CH}_3 \mathrm{CH}(\mathrm{OH}) \mathrm{CN} \\ \stackrel{\mathrm{H} . \mathrm{OH}}{\longrightarrow} & \mathrm{CH}_3 \mathrm{CH}(\mathrm{OH}) \mathrm{COOH} \end{aligned}$ an symmetric centre is generated. The acid obtained would be:
The compound  on reaction with $\mathrm{NaIO}_3$ in the present of $\mathrm{KMnO}_4$ gives:
When m-chlorobenzaldehyde is treated with $50 \% \mathrm{KOH}$ solution, the products (s) obtained is (are):
Which one of the following is a free radical substitution reaction?
Phospholipids are esters of glycerol with
Name of the compound given below is: 
$\text { ' } a \text { ' and ' } b \text { ' in the following reactions are: }$ 