Chemistry Organic Chemistry questions from NEET UG 2007.
Consider the following compounds: $\text { (i) } \mathrm{C}_6 \mathrm{H}_5 \mathrm{COCl}$    The correct decreasing order of their reactivity towards hydrolysis is:
For (i) $\overline{\mathrm{I}}$, (ii) $\mathrm{Cl}^{-}$, (iii) $\mathrm{B} \overline{\mathrm{r}}$, the increasing order of nucleophilicity would be
$\mathrm{CH}_3-\mathrm{CHCl}-\mathrm{CH}_2-\mathrm{CH}_3$ has a chiral centre. Which one of the following represents its R-configuration?
If there is no rotation of plane light by a compound in a specific solvent, though to be chiral, it may mean that:
In the reaction:  Which of the following compounds will be formed?
Predict the product $\mathrm{C}$ obtained in the following reaction of butyne- 1 : $\mathrm{CH}_3 \mathrm{CH}_2-\mathrm{C} \equiv \mathrm{CH}+\mathrm{HCl} \rightarrow \mathrm{B} \stackrel{\mathrm{HI}}{\longrightarrow} \mathrm{C}$
Reduction of aldehydes and ketones into hydrocarbons using zinc amalgam and conc. $\mathrm{HCl}$ is called:
RNA and DNA are chiral molecules, their chirality is due to:
The order of decreasing reactivity towards an electrophilic reagent, for the following would be: (i) benzene (ii) toluene (iii) chlorobenzene (iv) phenol
The product formed in aldol condensation is:
Which of the compounds with molecular formula $\mathrm{C}_5 \mathrm{H}_{10}$ yields acetone on ozonolysis?
Which of the following represents the correct order of the acidity in the given compounds?
Which of the following vitamins is water soluble?
Which one of the following on reduction with lithium aluminium hydride yields a secondary amine?
Which one of the following on treatment with $50 \%$ aqueous sodium hydroxide yields the corresponding alcohol and acid?