Chemistry Organic Chemistry questions from NEET UG 2011.
An organic compound ' $A$ ' on treatment with $\mathrm{NH}_3$ gives ' $B$ ' which on heating gives ' $C$ ', ' $C$ ' when treated with $\mathrm{Br}_2$ in the presence of $\mathrm{KOH}$ produces ethylamine. Compound ' $A$ ' is
Consider the reactions (i) $\left(\mathrm{CH}_3\right)_2 \mathrm{CH}-\mathrm{CH}_2 \mathrm{Br} \stackrel{\mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}}{\longrightarrow}\left(\mathrm{CH}_3\right)_2 \mathrm{CH} -\mathrm{CH}_2 \mathrm{OC}_2 \mathrm{H}_5+\mathrm{HBr}$ (ii) $\left(\mathrm{CH}_3\right)_2 \mathrm{CH}-\mathrm{CH}_2 \mathrm{Br} \stackrel{\mathrm{C}_2 \mathrm{H}_5 \mathrm{O}^{-}}{\longrightarrow}\left(\mathrm{CH}_3\right)_2 \mathrm{CH} -\mathrm{CH}_2 \mathrm{OC}_2 \mathrm{H}_5+\mathrm{Br}^{-}$ The mechanisms of reactions (i) and (ii) are respectively
In a set of reactions, $m$-bromobenzoic acid gave a product $D$. Identify the product $D$. 
In Duma's method of estimation of nitrogen $0.35 \mathrm{~g}$ of an organic compound gave $55 \mathrm{~mL}$ of nitrogen collected at $300 \mathrm{~K}$ temperature and $715 \mathrm{~mm}$ pressure. The percentage composition of nitrogen in the compound would be (Aqueous tension at $300 \mathrm{~K}=15 \mathrm{~mm}$ )
Match the compounds given in list I with list II and select the suitable option using the code given belows.  
Of the following which one is classified as polyester polymer?
The correct IUPAC name of the compound  is
The IUPAC name of the following compound  is
The Lassaigne's extract is boiled with conc $\mathrm{HNO}_3$ while testing for halogens. By doing so it
The order of reactivity of phenyl magnesium bromide (PhMgBr) with the following compounds 
What is the product obtained in the following reaction? 
Which of the following compound is most basic?
Which of the following compounds undergoes nucleophilic substitution reaction most easily?
Which of the following is not a fat soluble vitamin?
Which of the statements about 'Denaturation' given below are correct? Statements (A) Denaturation of proteins causes loss of secondary and tertiary structures of the protein. (B) Denaturation leads to the conversion of double strand of DNA into single strand. (C) Denaturation affects primary structure which gets destroyed.
Which one of the following statements is not true regarding $(+)$ lactose?