!"#$%#&'()$*"+,-./*01*2345 Practice your Chemistry Knowledge HEPTA INTERACTION QUESTIONS (10th series) Scopes : Organic Compounds and related reactions Q1. The ester among the following is (a) ammonium acetate (b) sodium acetate (c) methyl butyrate (d) non of these Q2. Benzoic acid, when heated with soda lime yields (a) benzadehyde (b) benzene (c) toluene (d) benzyl alcohol Q3. Identify the product, Z in the following reaction. HOH C6H5NH2+!X! Y! Z (a) P-bromoaniline (b) p-bromoacetophenone (c) p-bromoacetanilide (d) o-bromoacetophenone Q4. When aniline is heated with chloroform and alcoholic KHO gives (a) (C6H5)2NH (b) (C6H5)3N (c) (C6H5)2NCl (d) C6H5NC Q5.Benzaldehyde condenses with N,N-dimethyl aniline in presence of anhydrous ZnCl2 (a) azo-dye (b) buffer-yellow (c) malachite green (d) none of these Q6. Identify A, in the following reaction. (CH3CO)2O A Cl2/FeCl3 Br2/CCl4 !Chlorobenzene!phenol NaOH/3600C, 200 atm (a) aniline (b) benzene (c) toluene (d) acetophenine Q7. If urea is treated with thionyl chloride then we get (a) NH2CCl2NH2 (b) NH2CN (c) NH2CCl=NH (d) none of these Q8. Oil and fats are reduced to alcohol in the presence of catalyst. This process is called (a) Hydrogenation (b) Hydrogenolysis (c) Hardening of oil (d) all of these Q9. How many double bonds are possible for organic compound, C7H6O2 (a) 5 (b) 6 (c) 4 (d) 3 Q10. Which of the following reagents would form 2,2 dibromopropane (a) CH3CH=CHBr (b) CH!CH + HBr (c) CH3CH=CH2 + 2HBr (d) CH3C!CH +2HBr Answers in the 11th series Ans. Of 9th Series Q1 (c), Q2 (a), Q3 (c), Q4 (b), Q5 (d), Q6 (a), Q7 (b), Q8 (c), Q9 (a), Q10 (b) Hepta Interaction Centre most welcomes your suggestion(s) to improve this sheet in the next series. M. Aken Singh (9862125442) e-mail:[email protected] Or [email protected]