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Test Booklet Code Aj ME-2009Test Booklet No. 506945This booklet contains 16 pages.DO NOT open this Test Booklet until you are asked to do so.Important instructions :-1. The MATHEMATICS test consists of 40 questions. Each question carries 1 mark. For each correct

response the candidate will get 1 mark. For each incorrect response, 1/4 mark will be deducted. Themaximum mark is 40.

2. The Test is of 1 hour duration.3. Use Black Ball Point Pen only for writing particulars on OMR Answer Sheet marking

responses.4. Rough work is to be done on the space provided fmustsh

purpose in theandover the Ans^verlSheelt to the5. On completion of the test, the candidateInvigilator in the Room / Hall. The candidates are allowed to take away this TestBooklet with them.

6. The CODE for this Booklet is A. Make sure the ODshould immediately report thesame as that on this booklet. In case of discrepancy, the candidatematter to the Invigilator for replacement of both the Test Booklet and the Answer Sheet.

7. The candidate should ensure that the Answer Sheet is not folded. Do not make any stray markson the Answer Sheet.8. Do not write your Seat No. anywhere else, except in the specified space in the TestBooklet / Answer Sheet.9. Use of White fluid for correction is not permissible on the Answer Sheet.

10. Each candidate must show on demand his / her Admission Card to the Invigilator.11. No candidate, without special permission of the Superintendent or Invigilator, should leave his I

her seat.12. Use of Manual Calculator is permissible.13. The candidate should not leave the Examination Hall without handing over their Answer Sheetere aAttendanceto the Invigilator on duty and must be deemed not to ha eahanded overcandidate has not signed the Attendancethe Answer Sheet and dealt with as an unfair means case.

14. The candidates are governed by all Rules Regulationsus means will be Boardwith as per Rules andconduct in the Examination Hall. All casesRegulations of the Board.15. No part of the 'Pest Booklet and Answer Sheet shall be detached under any circumstances.

16. The candidates will write the Correct Test Booklet Code as given in the Test Booklet / AnswerSheet in the Attendance Sheet. (Patrak-01)

....................Candidate's Name ..........................................................................................Exam. Seat No.(in figures) ............................. (in words) ....................................................Exam Centre No: Name of Exam. Centre .....................................

Test Booklet No. : ................................. ****,Test Booklet Code ................................................Candidate's Sign ............................................ Block Supt. Sign ....................... ..................

905-A


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MATHEMATICS

Find the incentre of the triangle, whose vertices are (3, 0), (0, 4) and (0, 0).

(A) (Y3, Y3) (B) (3, 3)(C (1 1 (D) (-1, -1)5 are points. The point ( t, t) divide AB from A s side in the2. A(k, 2) and B(3, ) k E R - {0, -1}.ratio of k ; then k =(A - 2(B 2

(D) 4

1= 0 and 6x - 4,y - m = 0 are identical (co-incident)3. If the lines kx - 2y -lines, then the values of k and in are ...............(B) k = 3, m= - 2(A) k=-3, m=2 (D) k=-3,m=-2(C) k=3, m=2

4. The measure of the angle between pair of lines x = y and. y= 0 is ..........

1 1(B) 4(A) 6

I TT1 (D) 2(C) 3

(Space for Rough Work)

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5 The slope of a line { (x, y) x 2t + 3, y = 2t + 5 , ,(A - Y2(B 2(C) -1 (D) 1

6. If 53x - 54y + 17 = 0 and 106x -108vthen radius of the circle is = ............ - 4 are the tangents of the circle,

3(A2 (B025

_ 3( C) 2 5725(Dv / 2 - 2 9

7 If the circles x2 + 2Y +4x+8.v=0 and x2+y2+8x+2ky=0touch each other, then k = _..(A) 8 (D) 4(C) 12 (D) -8

8. Equation of the directrix of Parabola 2.x2 = 14y is

(C) y 74

BOOKLET,A905-A

( D ) y^ - 74

1 4 1


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9. If2y =x + k is tangent to the Parabola y2 = 24x, then k = ..........(A) - 24(C) 12

(B) -12(D) 24

he e uation of the Ellipse, whose vertices are ( 5, 0) and foci10. Obtain t qare (4, 0).

22(A ) +6 25

x2 y2(C) 9 + 2 =1

2(B ) x-- + y25 16

2(D) 25+9=1

x2 V 2 =1 are .,.......11. Asymptotes of a Hyper)'la 25 16

4(A) x=5y (B) y =4-x5

25(C ) x-= +16y 5(D) Y=4x

P.T.O.[5]ISBOOKLET

905-A


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12. The value of e for rectangular Hyperbola is .........(A) -( B )

( D ) v213. (x-- y ) x(x+y) = ................ where x,y ER3(A Ix2- ly21

(B)-)C) 2( x x (D) None of them

14. If X - and Y are unit vectors and -x ' .Y = 0 , then ...........(A ) ( B ) jx+yi= ,l2I I-(C ) ; x (D) ^x +. j = 2

15. If the angle between n mid h i- \ . 57r

a on b is / 3, then lad _ .............(A) 6(C) 12

BOOKLETA965-A

6

[ 6 ]

1


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16. Find the area of AABC by using vectors,where A(1, 1, 2), B(2, 3, 5), C(1, 3, 4).(A) (B) ,(C 4(D None of them

17. Find the direction ratio of the line 3 -x - y-2 = 2z-3.151(A) --1:5:1 (B) 1:5:1(C 1: 5: (D -1: 5:22

18. Find the intersection point of 1 2 2 and 2x + y + z = 6.

(A (1, 2 2) (B (2 1 1)(C (0, 0, 0) (D) None of these19. Find the equation of the perpendicular drawn from the origin to the plane

2x+4y-5z=10.(A) (2k, 4k, - 5k), k E R(B) (3k, 4k, 5k), k E R(C) i; =(2k, 5k, 4k), k E R(D) None of these


BOOKLETA 7PO905-A


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20. If one end point of a diameter of Sphere x2+y2 + z2 - 6x -12y - 2z + 20 = 0is (2, 3, 5), then find another end point of its diameter.(A (4 3 5) () (4, 3, - 3)(C (4 9 - 3) () None of these

21. lim r ` L 0, then r = ..............

(A) / (B) 1(D) 2

22. lirn 1 2 + 2 2 + 3 2 + ......... + n2n-) , n3(B) 6

(C) Y (D) Y(Space for Rough Work)

BOOKLETA [8]905-A


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lim cos-1 1-,./-X-23. x-*l 1-x

( A )6 (B) 4( C )3 (D) 27 1

exists then a = ............2 , .......x -3 x +2x-3(A) 15 (B) -10(C) 10 (D) -15

25. d-x cos x _ .........(A ) i B n x- sin x ) 1 0 s

i(C) n xx (D) 180 s180 s


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26. d 1 1 C x + xa + ax +a a ] _ .........; a is constant.dx(A) xx (l + log x)+ a xa-1 + ax log a

(B) xx (1 + log x)+ as (1 + log a)+ a xa-l + as (1 + log a)

(C) xx (1+ logx)+axa-i(D) xx(1+logx)+aa(1+loga)

27. f (x) _ is ............ at x(A) continuous and differentiable.(B) discontinuous and differentiable.(C) continuous and not differentiable(D) discontinuous and not differentiable

d28. dx

(A )(C)

log esin (x')]I

2 cos x

-

( B ) 2x cos (x2)2 cos (x2) (D) 2x .cos x


[10]BOOKLET A905-A


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29. If there is 2% error in measuring the radius of Sphere, then ............... will bethe percentage error in the surface area.(A ) 1% (B) 2%(C ) 3% (D) 4%

30. The distance from the (0, 0) of a normal to the curve y = e2x +x2 at x = 0is ..........

1 2( A ) ( B )

3 4( C ) ( D )

31. f (x) = x3 - 6x2 - 36x + 2 is decreasing function; then x e ........(A (_co, -2) (B (- 2 6)(C (6, oo) (D) None of them


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32. Jtan-1 x dx = ........ + c

3 3 .

(A) x tan-1 x + 2 log

( C ) 11+x2

r f xx

(B) x tan-1 x - 212 log 1+x 2

(D) xtan-1x+ 1 - tan -12 1+x2 x

(B) 2 f(x)

(D) 2 f (x)

34. ('{ealogx +exlog aI dx=........ +c; ax>1ealogx exloga(A+a log x x log a ( B ) ealogx exlogax xxa+1axxa1(C a + 1+ log a (D) a -1+ ax log a


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f tanx k 7t35. J sin x cos x dx = ....... +c ; X# 2 and tan x > 0.(A 2anx() tanx

1(C) 2 tan x (D) 2 tanx

k36. J (2x+ 1) dx = 6 , then k = ............

2

37.

(A - 2(B 3(C 4(D - 3f 3 2sin x cos x dx = ........1(A) 1 (B) 0(C - 1 (D) None of these


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1 1f d8. x =x+ x0(A ) og1(Blog 2(C) og3(Dlog 4

39. The degree of the equation ex + sin dydx =3 is ............

(A) 0 (B) 1(C 2(D) degree is not defined

40. If the maximum horizontal range is 100 in, then the minimum initial velocitywill be ........... for that.

(A) 14,10 m/s (B) 14v'5- m/s

(C) 7 10 m/s (D) 7J5 m/s


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Test Booklet Code PCE-2009Test Booklet No..

This booklet contains 32 pages.DO NOT open this Test Booklet until you are asked to do so.

809301Important Instructions :-1. The PHYSICS & CHEMISTRY test consists of 80 questions. Each question carries 1 mark. For

each correct response the candidate will get 1 mark. For each incorrect response, 1/4 mark will bededucted. The maximum mark is 80.

2. The Test is of 2 hours duration.3. Use Black Ball Point Pen only for writing particulars on OMR Answer Sheet marking

responses.4. Rough work is to be done on the space provided for this purpose in the Test Booklet only.5. On completion of the test , the candidate must handover the Answer Sheet to theInvigilator in the Room / Hall. The candidates are allowed to take away this Test

Booklet with them.6. The CODE for this Booklet is A. Make sure that the CODE printed on the Answer Sheet is the

same as that on this booklet. In rase of discrepancy, the candidate should immediately report thematter to the Invigilator for replacement of both the Test Booklet and the Answer Sheet.7. The candidate should ensure that the Answer Sheet is not folded. Do not make any stray marks

on the Answer Sheet.8. Do not write your Seat No. anywhere else, except in the specified space in the Test

Booklet / Answer Sheet.9. Use of White fluid for correction is not permissible on the Answer Sheet.10. Each candidate must show on demand his / her Admission Card to the Invigilator.11. No candidate, without special permission of the Superintendent or Invigilator, should leave his /

her seat.12. Use of Manual Calculator is permissible.13. The candidate should not leave the Examination Hall without handing over their Answer Sheetto the Invigilator on duty and must sign the Attendance Sheet (Patrak - 01). Cases where a

candidate has not signed the Attendance Sheet (Patrak-01) be deemed not to have handed overthe Answer Sheet and dealt with as an unfair means case.

14. The candidates are governed by all Rules and Regulations of the Board with regard to theirconduct in the Examination Hall. All cases of unfair means will be dealt with as per Rules andRegulations of the Board.

15. No part of the Test Booklet and Answer Sheet shall be detached under any circumstances.16. The candidates will write the Correct Test Booklet Code as given in the Test Booklet / Answer

Sheet in the Attendance Sheet. (Patrak-01)Candidate's Name ..............................................................................................................Exam. Seat No.(in figures) ............................. (in words) ....................................................Name of Exam. Centre .....................................Exam. Centre No.:...................................Test Booklet Code :...................................... Test Booklet No.:......................................

Candidate's Sign ............................................. Block Supt. Sign ....................................902-A


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PHYSICS1. The potential energy of system of two equal negative point charges of

2 C each held lm apart in air is ............... .

(k = 9 x 109 SI unit)(A) 3.6 x 10-3 J (B) 3.6 x 10-2 J(C 36J (D 36J

2. Torque acting on an electric dipole in a uniform electric field is maximum whenangle between p and E is ...........(A 00(B 45(C 180(D 90

3. If the coulombian force acting between two protons separated by a distance r isF, what would be the force acting between two alpha particles seperated by adistance 2r ?(A F(B 3F

(D) 2F


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4. Consider three concentric shells of metal A, B and C are having radii a, b and crespectively as shown in the figure (a < b < c). Their surface charge densitiesare a, -a and a respectively. Calculate the electric potential on the surface ofshell A.

6(A) . (a-b-c)E o

( C )6

E o (a-b+c)

( B )

( D )

6 .(a+b-c)E o

6 a2 +b2 +c2)F0

5. A parallel plate capacitor having air as dielectric medium is charged by a potentialdifference of V volt. After disconnecting the battery, the distance between theplates of the capacitor is increased using an insulated handle. As a result,potential difference between the plates ...........(A) does not change. () decreases.( C) increases. (D) becomes zero.


BOOKLETA41902-A


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6. Two capacitors of capacitance 2F and 4F pr espectively are connected inotential difference of 10 V. Theseries . The combination is connected across a pratio of energies stored by capacitors will be .........(A 21(B 41(C 1 (D 1: 47. In a Hydrogen atom , the electron moves around the nucleus in a circular orbit

of radius 5 x 10 -11 m. Its time period is 1.5 x 10-16 seconds . The currentassociated with the electron motion is .............(Charge of electron is 1.6 x 10-19 C)

(A ) 1.066 x 10-3 A (B ) 1.66 x 10-3 A(C) 1.00 A (D ) 1.81 x 10-3 A

8. The total current supplied to the given circuit by the battery is ............

(A 6A(B 4A(C 9A(D 2A(Space for Rough Work)

BOOKLETA [5PTO902-A


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9. An electron and a proton of equal linear momentum enter in the directionperpendicular to uniform magnetic field. If the radii of their circular paths bere and rp respectively, then re is equal to ..........pm e = mass of electronm p = mass of proton(A) mp/me

)Y 2( C )

( !!jPme

(B) 1

( D ) ( -me-)YMP

10. A uniform wire has resistance 24 S -It is bent in the form of a circle. The effectiveresistance between the two end points on any diameter of the circle is ............(A 12Q(B 24Q(C 6Q(D 31

11. If 1 A of current is passed through CuSO4 solution for 10 seconds, the numberof Copper atoms deposited at the cathode will be ..........(A) 3.1 x 1019 (B) 1.6 x 1020(C) 8 x 1019 (D) 6.2 x 1019


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12. Two bulbs of 250 V and 100 W are first connected in series and then in parallelwith a supply of 250 V. Total power in each of the cases will be ..............respectively.(A ) 50 W, 100 W (B) 50 W, 200 W(C) 100 W, 50 W (D) 200 W, 150 W

13. An infinite straight current carrying conductor is bent in such a way that acircular loop is formed on it as shown in the figure. If the radius of the loop is R,the magnetic field at the centre of the loop is ..........

(A) Infinite (B) Zero(C ) o . 21 (D ) o 21 it+1)47 t R 47t R


[7 PI:OOOKLET A902-A


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14. Which of the following is represented by the area enclosed by a hysteresis loop(B - H curve)?(A) Retentivity(B) Susceptibility(C) Permeability(D) Heat energy lost per unit volume in the sample.

15. In which direction, the magnetic field on the axis at a distance z from thecentre of the bar magnet would be ?(A) In the direction of the magnetic dipole moment (M) of the magnet.(B) In the opposite direction of the magnetic dipole moment (M) of

the magnet.(C) In the perpendicular direction of the magnetic moment (M) of the magnet.(D) Its direction depends on the magnitude of the magnetic moment (M) of

the magnet.

16. Magnetic Flux linked with a coil is 0 = 5 t2 + 2 t + 3, where t is in second and

0 is in weber. At time t =1 sec., the value of induced emf is ........... volt.(A ) 1.2 (B) 6( C ) 14 (D) 12


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17. In a series resonant circuit, the A. C. voltages across resistance R, inductor Land capacitor C are 5 V, 10 V and 10 V respectively. The A.C. voltage applied tothe circuit will be .........(A ) 25 V (B ) 20 V(C) 10 V (D ) 5 V

18. What is the average power dissipation in an ideal capacitor in A.C. circuit ?

(A) 2 CV2 (B) CV2(C 2CV2() Zero19. A coil has self inductance L = 0.04 H and resistancethe current

= 12 Oflowing throughconnected to 220 V, 50 Hz supply; what will bethe coil ?(A ) 12.7 A (B) 14.7 A(C ) 11.7 A (D ) 10.7 A

20. Find the time required for a 50Hz alternating current to become its value fromzero to the rms value.(A ) 2.5 ms (B ) 5.0 ms(C ) 10.0 ms (D) 15.0 ms


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21. The Sun delivers 103 Wm-2 of Electromagnetic Flux on the Earth's surface.The total power that is incident on a roof of dimensions 6 in. x 30 m. is ........(A) 7.2 x 105 W(B) 4.5 x 10,1 W(C) 1.8 x 105 W(D) 0.9 x 105 W

22. A real. object is placed at a distance f from the pole of a convex mirror, in front ofthe convex mirror. If focal length of the mirror is f, then distance of the imagefrom the pole of the mirror is ............

( A) f2B4(C 2 (D 423. For a prism of refractive index 1.732, the angle of minimum deviation is equal

to the angle of prism. Then the angle of the prism is ............(A) 60 (B) 700(C 50(D Noneof these24. A convex lens is immersed in a liquid, whose refractive index is equal to the

refractive index of the material of the lens. Then its focal length will ............(A) becomezero(B) increase(C decrease(D becomeinfinte(Space for Rough Work)

BOOKLET A902-A [10]


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25. In Young's double slit experiment, distance between two slits is 0.28 mm anddistance between slits and screen is 1.4 m. Distance between central brightfringe and third bright fringe is 0.9 cm, what is the wavelength of light used ?(A) 6000 A(B) 5000 A(C) 4000 A (D) 3000 A

26. An astronomical telescope has objective and eye-piece lenses of powers0.5 D and 20 D respectively. What will be its magnifying power ?(A) 10 (B) 20(C) 30 (D) 40

27. Which of the following cannot be polarized?(A) Ultra-sonic waves ( B) Radio-waves(C) Ultra-violet rays (D) X-rays

28. The ratio of Kinetic energy and the total energy of the electron in the nthquantum state of Bohr's atomic model of Hydrogen atom is ..........(A -1(B +1(C - 2(D +2


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29. If the radii of nuclei of 13A127 and 30Zn64 are R1 and R2 respectively,then Rl = ...........R2

64(A ) -- 327 (B) 4

( C ) 27 464 (D) 3

30. The end product of the decay of 90Th232 is 82 pb20s . The number of alpha andbeta particles emitted are respectively ...............(A) 3, 3 (B) 6, 0(C) 6, 4 (D) 4, 6

31. If the linear momentum of a particle is 2.2 x 104 Kg ms-1, then what will be itsde-Broglie wavelength ?(Take h = 6.6 x 10-34 Js. )(A) 3 x 10-29 nm ( B) 6 x 10-29 nm(C) 3 x 10-29mD) 6 x 10-29 m


BOOKLET A902-A [ 1 2 ]

19


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32. In photoelectric effect, the threshold wavelength of Sodium is 5000 A. Find itswork function.[ h = 6.6 x 10-34 Js. , c = 3x 108 ms -1 , 1 eV = 1.6 x 10-19 J ](A 25eV() 5.0 eV(C 75eV(D 10 eV

33. The ratio of areas of the electron orbits for the first excited state and the groundstate for the Hydrogen atom is ........(A 16:1(B 2:1(C 4:1(D 8:1

34. What is the difference of angular momenta of an Electron between twoconsecutive orbits in Hydrogen atom ?hhA) R (B) 2n

h 2 7 1(C) 2 (D) h(Space for Rough Work)

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35. Electrically, an isolated P-type semi conductor is .......

(A) Positively charged. (B) Negatively charged.(C Neutral. (D Noneofthegiven

36. In a common base transistor circuit, Ic is the Output current and IE is the inputcurrent. The current gain ad, is ........(A ) Greater than one. (B ) Less than one.(C) Equal to one. (D) None of these.

37. Name the gate , which represents the Boolean expression y = A . B.(A AND(B NOR(C NAND(D NOT


BOOKLETA[14902-A


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38. What is the minimum length of antenna required to transmit a radio signal offrequency 20 MHz(A) 7.5 in (B) 3.75 m(C 50m() 2.0 m

39. A layer of ionosphere does not reflect waves with frequencies greater than10 MHz; then maximum electron density in this layer is ............

(A) 1.23 x 1010 m3 (B) 123 x 1012 m3(C 1.23x101 m3 (D) 12.3x1010m3

40. The maximum electron density in the ionosphere in the morning is 1010 maAt noon time, it increases to 2 x 1010 m-3. Find the ratio of critical frequency atnoon and the critical frequency in the morning.(A 282() 1.414(C 200() 4.00


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BOOKLETA16902-A


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CHEMISTRY41. Which of the following is the correct form of "Schrodinger wave equation"?

a 2 ^ r 8n2m2 E-V ) W = 0a2W +(A ax +a,y2az2h2aw 2 aW +82m2 (E -V) W = 0(B) axi y2+ az2 h2

22V a2W a W +87z2 m (E -V) =0( C ) + a-z2 h2(E - V) W = 0a 2 W a2 a2W + 8 2(D a2Xa2y+a22 h2

42. Which of the following has the highest value of energy gaP ?(A) Diamond(B) Germanium(C) Silver(D) Aluminium

[17 PTOBOOKLET A902-A


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43. Arrangement of Sulphide ions in Zinc blende is .....(A) FCC(B) BCC(C) HCP(D) Simple cubic

44. In Feldspar and Zeolite, Si4+ ions are replaced by which ions ?(A) Potassium ion(B) Aluminium ion(C) Hydroxide ion(D) Oxide ion

45. How many grams of NaOH will be required to Prepare 500 gram solutionontaining 10% w/w NaOH solution ?(A) 5.0 grams (B) 0.5 grams(C 50gram (D) 100 grams


BOOKLET A02-A ( 181N


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46. The increase in boiling point of a solution containing 0.6 gram Urea in200 gram water is 0.50C. Find the n-olal elevation constant.(A) 1.0 K kg mole-1(B) 10 K kg mol(C) 10 K gram mol-1(D) 10 K kg mole-1

47. What will be the value of AG for ice at 8C temperature ?(A Zero(B Positive(C Negative(D Oe48. A piece of ice kept at room temperature melts of its own. This reaction is

governedby which law ?(A) Zeroth law of Thermodynamics(B) Third law of Thermodynamics(C) First law of Thermodynamics(D) Second law of Thermodynamics


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49. The potential of the following cell is 0.34 volt at 25C. Calculate the standardreduction potential of the Copper half cell.Pt / H2 (1 atm ) / H+(1 M) // CU2+(1 M) / Cu(A ) + 0.34 volt(B ) - 0.34 volt(C) + 3.4 volt(D) - 3.4 volt

50. Which substance is obtained in the solution on electrolysis of aq. CuSO4solution using graphite electrodes ?(A) Cu(OH)2(B Na2SO4(C H2SO4(D H2O

51. Use of Electrolysis is not done in ........(A) Production of KOH.(B) Purification of metals.(C) Production of Water.(D) Production of Na.


BOOKLET A902-A [20]

I


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52. For Fourth Order Reaction, what is the unit of K ?(A) (mole / litre )-3(B) (mole/ litre)-3 second(C) (mol / litre) 13 second-1(D) (mole / litre)-3 second-1

53. What is the formula to find the value of ty for a Zero Order Reaction ?

0.693 [R] 0A ) K (B ) 2K2K K(C) [ R ] 0 (D ) [R] 0

54. From the following, which is not a surface phenomenon ?(A) Water and its vapour in a closed vessel.(B) Heterogeneous catalysis.(C) Crystallisation.(D) Corrosion.


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55. From the following, which is not an emulsifier ?A SoapB) Gum(C Mlk(D Agar.56. Which element is used in the preparation of Pesticides ?

(A) Nitrogen(B) Antimony(C) Bismuth(D) Arsenic

57. iodised salt prevents ............(A) Beri-beri(C) Anaemia

(B) Goitre(D) T.B.

58. Which element is not considered as `Chalcogens' ?(A) Polonium(B) Sulphur(C) Oxygen(D) Selenium


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59. What is the atomic number of the element with M2+ ion having electronicconfiguration [Ar]3d8 ?(A) 26 (B) 27(C) 28 (D) 25

60. Which Lanthanide compound is used as a pigment ?(A) Tb(OH)3(B) Lu(OH)3(C) Ce(OH)3(D) CeO2

61. Which complex compound possesses sp3d2 hybridisation ?(A) [Fe(Cl)6]3-(B) [Fe(CN)6]3-

(C) [Fe(CN)6]4-(D) [Fe(NH3)6]3+


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62. The name of the ring structure complex compound formed between metal ionand polydentate ligand is ........(A) Polynuclear complex(B) Chelate complex(C) Simple complex(D) None of these

63. In aDecay series, 292 U is obtained in the end to 206 Pb. How manya and R particles must have been emitted ?(A) 6 a and 8 (3(B) 6 13 and 8 a(C) 6 13 and 6 a(D) 8 (3 and 8 a

64. 4n + 1 series is known by which name ?(A) Uranium(B) Thorium(C) Neptunium(D) Actinium


BOOKLET A902-A [24]1


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65. A molecule having 3 different chiral carbon atoms, how many stereo-isomersit will have?(A) 6(B) 9

(C) 3(D) 8

66. What is the structural formula of Fumaric acid ?H-C-COOH H-C-COOH(A) II (B) IIHOOC-C-H H-C-COOH

H3C-CCOOHH3C-CCOOH-CH3(C) H3C-C-COON (D) HOOC-C1 1


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67. What is the formula of tertiary butyl alcohol ?(A) (CH3)3C-OH(B) CH3-CH(OH)-CH2-CH3(C) CH3-(CH2)20H

(D) CH3-CH(CH3)-CH2-OH

68. Salicyldehyde is obtained when Phenol is heated with CHC13 and aqueousNaOH. This reaction is known by which name ?(A) Kolbe - Schmitt reaction(B) Reimer Tiemann reaction(C) Hoffmann's reaction(D) Carbyl amine reaction

69. What is the hybridisation of Carbon and Oxygen in electronic structure ofEther ?(A) sp2 and sp2(B) sp and sp(C) spa and sp3(D) spa and sp2


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70. What is the oxidation number of carbonyl carbon in Acetophenone ?(A Zero(B + 2(C +1 (D +371. Which product is obtained on reduction of Methanal in the presence of

concentrated NaOH ?(A) Formic acid(B) Methyl alcohol(C) CO + H2(D) Formic acid and Methyl alcohol

72. Identify A and B in the reaction given below :

Ethane nitrile Hydrolysis Aaq .H2SO4+2H20- NH3

Decarboxylation BSodalime

AC 02

(A) Ethanoic acid, Methane(B) Ethanoic acid, Ethane(C) Acetone, Methane(D) Acetic acid, Methanol


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73. Oxidation of whichcompound is not possible ?(A) CH3-CH2-OH(B) CH3-CHO(C) CH3-CO-CH3(D) CH3-COON

74. Which compound is known as 'alkyl carbylamine' ?(A) Ar. NC(B) Ar . CN(C) R . NC(D) R . CN

75. Which type of chemical substance is Disparlure ?(A) Preservative(B) Pheromones(C) Antioxidant(D) Detergent


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76. From the following compounds which does not react with C6H5SO2C1 ?

(A ) (C2H5)3N(B ) (CH3)2NH(C) CH3 NH2(D) C2H5 NH2

77. Which polymer is used in controlled drugs capsules ?(A) PAN(B) PHBV(C) PTFE(D) SBR

78. Which type of polymer is "Cellulose diacetate fibre" ?(A) Natural(B) Semi-synthetic(C) Synthetic(D) None of these


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79. Which compound is obtained, when Glucose reacts with excessCGH5-NH.NH2 ?(A) Saccharic acid(B) Glucose phenyl hydrazone(C) Gluconic acid(D) Glucosazone

80. Which lipid is not obtained by the hydrolysis of simple lipid and com ounlipdfromthefolowng?Pd(A) Terpenes(B) Carotenoid(C) Neutral fats(D) Cholesterols

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