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1 III-A/172, Nehru Nagar Ghaziabad. Ph : , bmcchemistry@gmail.com, website : Type : JEE MAIN TEST-7/11 th, 12 th & 12 th Passed /Set-P Topic : rganic Chemistry of Class XI Max Marks : 120 Date : 15 th JAN 2016 CDE P Time : 45 Minutes General Instructions INSTRUCTINS 1. Ensure matching of MR sheet code with the Question paper Code before you start marking your answers on MR sheet 2. n the answer sheet, darken the appropriate bubble with Blue/Black Pen only. Use of pencil and any other ink strictly prohibited. 3. Any kind of cutting, rubbing or use of whitener not allowed on answer sheet. Roll No. Name of the student Single Correct Answer Type (+4/-1) Each question has 4 choices (a), (b), (c) and (d) for its answer, out of which NLY NE is correct. 1. Column I Column II (A) Delocalisation involving σ bond (P) Electromeric effect (B) Delocalisation involving π bond (Q) yperconjugation (C) Position of atom get shift (R) Tautomerism (D) Temporary effect (S) Resonance Correct match is A B C D (a) P Q R S (b) Q S R P (c) Q S P R (d) S Q R P 2. The least stable resonance structure of C2 = C C is (I) C2 = C C (II) C2 C = C (III) C2 C = C (a) I (b) II (c) III (d) all are equally stable 3. In which case(s) nitrogen present in compound can not be estimated by kjeldahl method (I) (II) (III) N = N (IV) C3 C N2 N2 N (a) III & IV (b) II & III (c) I, II & III (d) II & IV BMC CLASSES Page No - 1
2 4. In which case (s) product is acetone (i) C3 C C dil 2S gs 4 4 C3 C3 ( i) 3 (ii) C3 C C C3 ( ii) Zn / 2 (a) i (b) ii (c) i & ii both (d) none C3 5. C3 C2C3 C3 C C3 C3C C3 (A) Reactivity towards SE > > > (electrophilic substitution reac n ) (B) C3 C3 N2 > < (Energy of carbocation) Cl Cl Cl C3 C3 C3 (C) (Stability) Cl < Cl < Cl Correctly matched is/are (a) A & C (b) B & C (c) A & B (d) A, B & C all 6. In the following carbocation /C3 that is most likely to migrate to the positively charged carbon is C3 C C C C3 (1) (2) (3) (4) (5) C3 (a) C3 at C 4 (b) at C 4 (c) C3 at C 2 (d) at C 2 7. Which of the following in pure form is (are) unstable at room temperature (i) (ii) (iii) (iv) (a) (i), (ii) & (iii) (b) (ii) & (iii) (c) (i) & (iii) (d) (i), (ii), (iii) & (iv) all 8. In the newman projection for 2,2-Dimethyl butane X C3 C3 X & Y can respectively be (i) and (iii) C25 & (ii) & C25 (iv) C3 & C3 Y Correct choice can be (a) (ii) & (iv) (b) (ii) & (iii) (c) (i) & (iv) (d) (ii) only BMC CLASSES Page No - 2
3 9. I.U.P.A.C name of the compound C2C3 C3(C2)4 C C2 C C2 C3 is C2 C(C3)2C25 (a) 5-(2,2-Dimethyl butyl)-3-ethyl decane (b) 5-(-2-Ethylbutyl)-3, 3-dimethyl decane (c) 3-Ethyl-5-(dimethyl butyl) decane (d) 3-Ethyl-5-pentyl-7, 7-dimethyl nonane 10. Sum of locants in the following compound N2 is (a) 7 (b) 6 (c) 8 (d) 9 C3 C3 11. A sample of 1 gm of an organic compound was treated according to kjeldhal s method. The N3 evolved was absorbed in 50 ml of 0.5 M 2S4 solution. The residual acid required 60ml of 0.5 M solution of Na for neutralisation. The % of nitrogen in organic compound is (a) 28% (b) 56% (c) 14% (d) 67% 12. In the Lassaigne s test for nitrogen in an organic compound, the Prussian blue colour is due to the formation of (a) Na4[Fe(CN)6] (b) Fe4[Fe(CN)6]3 (c) Fe2[Fe(CN)6] (d) Fe3[Fe(CN)6]4 13. An organic compound A having molecular weight 98 has 85.6% carbon and remaining hydrogen. Compound A on ozonolysis form 2-Pentanone as one of the product. I.U.P.A.C name of A is (a) 3-Methyl-2-hexene (b) 2-Methyl-2-hexene (c) 4-Methyl-3-heptene (d) 3-Methyl-2-heptene 14. The number of isomers for the compound with molecular formula C2Br2ClF is (a) 3 (b) 4 (c) 5 (d) In the following reaction, conc. N N conc. 2S4 The structure of the major product X is 2N (a) N2 (b) N N 3 (c) (d) N 2N N N2 N2 16. yperconjugation involves overlap of the following orbitals (a) σ-σ (b) σ-π (c) p-p (d) π-π BMC CLASSES Page No - 3
4 17. The IUPAC name of the following compounds is (a) 4-bromo-3-cyanophenol (b) 2-bromo-5-hydroxybenzonitrile (c) 2-cyano-4-hydroxybromobenzene CN (d) 6-bromo-3-hydroxybenzonitrile Br 18. The electrophile, E attacks the benzene ring to generated the intermediate σ-complex. f the following, which σ-complex is lowest energy? N2 N2 N2 (a) (b) (c) (d) E E E 19. Which is most reactive towards hydrogenation (Pd/2) (a) Ethene (b) cis-2-butene (c) trans-2-butene (d) 2,3-Dimethyl-2-butene 20. I.U.P.A.C Name of C2 C2 C2 is CN CN (a) Pentane-1, 5-dinitrile (b) Propane-1, 3-dinitrile (c) Propane-1, 3-dicarbonitrile (d) 1,3 Dicyanopropane 21. Total number of C C sigma bonds in (a) 5 (b) 6 (c) 8 (d) The total number of polar species among the following is Maleic acid, Fumaric acid, Cis-2-butene, trans-2-butene, Benzene, 1-Butyne, C2Cl2 (a) 4 (b) 3 (c) 5 (d) An organic compound A having molecular formula C58 give white ppt on treatment with ammonical AgN3. ow many structures of A are possible. (a) 1 (b) 2 (c) 3 (d) Total number of structural isomers of molecular formula C410 are possible (a) 6 (b) 7 (c) 8 (d) The correct statement(s) is (are) (I) Benzene has only one mono substitution product (II) For Cl2/FeCl3 reactivity C66 = C6D6 (III) C63Cl2Br has six position isomers (a) II & III (b) I & III (c) I & II (d) I, II & III all 26. C3 C = C Br (A) (Reaction - 1) Br (B) (Reaction - 2) rganic peroxide Correct statement(s) is (are) (I) A & B are same (II) M. wt. of A = M. wt of B (III) A & B are position isomers (IV) In reaction (1) more stable intermediate is formed while in reaction (2) less stable intermediate is formed (a) I & IV (b) II, III & IV (c) II & III (d) I, II & IV BMC CLASSES Page No - 4
5 27. To convert C2 = C2 into C C series of reaction required are (a) Br2 ; alc K ; NaN2 (b) Br2 ; alc K (c) Br2 ; NaN2 (d) Alc K ; NaN2 28. In which case(s) the product formed has zero dipole moment 2 (I) C3 C C C3 Ni (II) C3 C C C3 2 Pd ( BaS ) 4 (III) C3 C C C3 2 Na / N ( 3 l) (a) I & II (b) I & III (c) II & III (d) all I, II & III 29. An alkene A having molecular formula C48 on treatment with Br form compound B C49Br. B on treatment with sodium metal in dry ether form an alkane C C818. Alkane A on monosubstitution form four products (not considering optical isomers). If A is treated with Br in organic peroxide it form an isomer of B. Which on treatment with sodium metal in dry ether form isomer of C. Which also form four monosubstitution products (not considering optical isomer). Alkene A can be (a) 1-Butene (b) 2-Butene (c) 2-Methyl propene (d) None of these 30. Which is most stable confirmer of Ethylene glycol (a) (b) (c) (d) Space for rough work BMC CLASSES Page No - 5
6 III-A/172, Nehru Nagar Ghaziabad. Ph : , bmcchemistry@gmail.com, website : Type : JEE MAIN TEST-7/11 th, 12 th & 12 th Passed /Set-P Topic : rganic Chemistry of Class XI Max Marks : 120 Roll No. Name of the student Date : 15 th JAN 2016 CDE P Time : 45 Minutes Note : Write your name and roll no. above in box before filling the answers. Use only blue/black ball pen, use of pencil is strictly prohibited. Section - I Straight bjective Type (+4/-1) A B C D A B C D A B C D BMC CLASSES Page No - 6
7 Test-7/XI-RG/Set-P BMC CLASSES III-A/172, Nehru Nagar Ghaziabad. Ph : , bmcchemistry@gmail.com Page No - 7 web:
8 Test-7/XI-RG/Set-P BMC CLASSES III-A/172, Nehru Nagar Ghaziabad. Ph : , bmcchemistry@gmail.com Page No - 8 web:
9 BMC CLASSES Page No - 9
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